CN103656614A - Application of thymopentin in preparation of drug for treating patient with severe hepatitis b - Google Patents

Application of thymopentin in preparation of drug for treating patient with severe hepatitis b Download PDF

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CN103656614A
CN103656614A CN201310530639.6A CN201310530639A CN103656614A CN 103656614 A CN103656614 A CN 103656614A CN 201310530639 A CN201310530639 A CN 201310530639A CN 103656614 A CN103656614 A CN 103656614A
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thymopentin
injection
patient
group
treatment
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韩晋
袁海龙
丁晋彪
周旭
谢进
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302th Hospital of PLA
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Abstract

The invention discloses an application of thymopentin in preparation of a drug for treating a patient with severe hepatitis B, and belongs to the technical field of a medicine. According to application of the thymopentin in preparation of the drug for treating the patient with severe hepatitis B, the dose of the thymopentin is 50mg. The thymopentin with a large dose of 50mg disclosed by the invention can significantly enhance the antiviral efficacy of adefovir dipivoxil when being combined with the adefovir dipivoxil, is good in safety, and is an effective and safe drug for treating the severe hepatitis B, administration on the patient with the severe hepatitis B is facilitated, the compliance of the patient population is improved, and special requirements of the patient with the severe hepatitis B are met.

Description

The application of Thymopentin in preparation treatment serious symptom hepatitis B patient medicine
Patent application of the present invention is application number " 201110417354.2 ", and the applying date " on December 14th, 2011 ", name is called dividing an application of " a kind of large bolus injection is with Thymopentin and in the application for the treatment of severe hepatitis " patent application
Technical field
The invention belongs to medical technical field, be specifically related to the application of Thymopentin in preparation treatment serious symptom hepatitis B patient medicine.
Background technology
Thymopentin, Full Name in English is Thymopoietin or Timunox, and english abbreviation is TP-5, and it is comprised of arginine, lysine, aspartic acid, valine and tyrosine five seed amino acids, and chemical structural formula is
Figure BDA0000406002730000011
Thymus is one-level lympho-epithelial tissue, is the primary central immune organ of human body, is the cytocerastic center of T-organ, except providing the required microenvironment of T-cell development, also can produce multiple Thymic hormone.Thymosin can be induced differentiation and the maturation of T-cell subsets, also can strengthen the reactivity worth of all kinds of T-cells, and then regulates whole immune function.
Several single polypeptide compounds from thymosin, have now been isolated, as thymopoietin II (Thymopoietin II), by 49 aminoacid, formed, other are also just like thymosin α1 (Thymosin α 1), serum thymic factor (FTS), thymic humoral factor (THF) etc., the wherein most study to thymopoietin II.The amino acid residue fragment (being essence-Lai-Radix Asparagi-figured silk fabrics-tyrosine) of finding afterwards thymopoietin 32-36 position, has the whole physiological functions identical with thymopoietin, is referred to as Thymopentin (Thymopentin, TP-5).
On clinical liver disease, Thymopentin is usually used in treating hepatitis B infected low with Immune Function.Hepatitis B patient is often with the low problem of Immune Function, Thymopentin is by improving Immune Function, induction endogenous interferon, improve level and the expression of receptor level of interleukin-2, improve the phagocytic function of activity of natural killer cell and macrophage, to improve the treatment level of difficult chronic hepatitis.Normal drug combination is used for the treatment of hepatitis B clinically.
Thymopentin is developed by Johnson & Johnson company the earliest, in 1985, in Italy, Germany, as immunostimulant and immunomodulator, goes on the market, and commodity are called Timunox, and specification is 50mg.China adopts polypeptide solid-state reaction method to produce Thymopentin raw material by Hainan Zhonghe Medicine Co., Ltd at first, raw material and preparation thymopentin for injection (tp-5) obtained Ministry of Public Health four kind new medicine certificate list marketings in 1997, raw material and preparation that Chengdu Diao 9 Wang pharmaceutical factory obtains this kind in calendar year 2001 are produced certificate of approval.Current national Bureau of Drugs Supervision accepts again, ratifies the application for registration of Duo Jia unit's Thymopentin and thymopentin for injection (tp-5), and product rule are 1mg and 10mg, and the domestic 50mg product that there is no are at present advised.
On clinical liver disease, the shortage of 50mg product rule, has restricted the application of this product at clinical liver disease.Hepatopathy patients is the general single administration 50mg of liver failure patient particularly, and the specification that hospital is used is propped up for 10mg/, and 5ml, by subcutaneous or drug administration by injection, need to inject 5 times, and patient is very painful, and compliance is poor, is badly in need of clinically the product rule that 50mg/ props up.
Summary of the invention
Owing to only having at present 10mg/ to prop up the Thymopentin of specification, therefore critically ill patient need to be injected 5 times when injection, make patient very painful when treatment, and 10mg/ to prop up the Thymopentin compliance of specification poor, in order to solve this situation, the invention provides the application of Thymopentin in preparation treatment serious symptom hepatitis B patient medicine.。
Another object of the present invention has been to disclose a kind of Thymopentin that is used for the treatment of the heavy dose of specification of serious symptom hepatitis B patient.
Technical scheme of the present invention is as follows:
The application of Thymopentin in preparation treatment serious symptom hepatitis B patient medicine, wherein, the dosage of described Thymopentin is 50mg.
A heavy dose of Thymopentin that is used for the treatment of serious symptom hepatitis B patient, wherein, the specification of described heavy dose of Thymopentin is 50mg.
The application of the heavy dose of Thymopentin that is used for the treatment of serious symptom hepatitis B patient described in technique scheme in preparation treatment serious symptom hepatitis B patient medicine, wherein, the specification of described heavy dose of Thymopentin is 50mg.
The specification of mentioning in the present invention is identical with the specification definition in 10mg Thymopentin product description.
Large bolus injection provided by the invention is comprised of Thymopentin 50000mg, mannitol 50000mg and water for injection 1000ml with Thymopentin prescription.
Its preparation technology is as follows: by above-mentioned recipe quantity, take Thymopentin 50000mg, mannitol 50000mg and add water for injection to dissolve, mix, be settled to 1000 milliliters, 0.2 μ M membrane filtration degerming, being sub-packed in specification is in 2ml cillin bottle, in every cillin bottle, subpackage 1ml, jumps a queue, lyophilization, gland, labeling, packing, obtains.
Its concrete operation step is:
1), solution preparation:
In ten thousand grades of clean rooms, get recipe quantity Thymopentin, mannitol adds in about 900ml water for injection, shakes up, and is settled to 1000 milliliters, obtain.
2), endotoxin detection
Limulus test is done in sampling, and every milliliter of endotoxin content should be less than 2.5EU.
3), content monitoring
Sampling detection level, should be 90%~110% of labelled amount.
4), filtration sterilization
Under hundred grades of cleaning conditions, with 0.2 μ M membrane filtration degerming.
5), fill and lyophilization
Under the condition of hundred grades of cleanliness factors, carry out this product fill, jump a queue.1 milliliter of every loading amount, 2 milliliters of cillin bottles and plug thereof all according to GMP require to clean, sterilizing and depyrogenation, all in preparation preparation, pouring process utensil used all according to GMP require to clean, sterilizing and depyrogenation, lyophilization, jewelling lid, labels, packing, obtains.
Described cryodesiccated step is as follows:
1, pre-freeze: drain Temperature Setting is-46--50 ℃ that drain reaches-46 ℃ and keeps starting to fall cold-trap after 3-5 hour.
When 2, condenser temperature is lower than-55 ℃, start evacuation, primary drying, drain Temperature Setting is-20 ℃, drain temperature keeps 1-2 hour to-20 ℃, then 10 ℃ of every risings of drain temperature keep 1-2 hour, vacuum is set as 0.16 ± 0.01mbar, vacuum degree control scope is≤0.23mbar or≤5.20V.
3, redrying, drain Temperature Setting is 38-40 ℃ and keeps 5-8 hour after temperature, vacuum is set as 0.09 ± 0.02mbar, vacuum degree control scope is≤0.14mbar or≤4.80V.
Another object of the present invention is to provide the large bolus injection application of Thymopentin aspect treatment severe hepatitis.
According to < < the guideline (2010 editions) > >, treatment of chronic mainly comprises antiviral, immunomodulating, antiinflammatory and antioxidation, fibrosis and symptomatic treatment.Current all kinds of antiviral agents is inhibition virus replication, can not thoroughly remove virus, and treatment is very long the course for the treatment of, the withdrawal time that cannot estimate, and hepatopathy doctor and patient are still being perplexed in the drug resistance of period in a medicine and the virus after drug withdrawal and biochemical bounce-back.Virus sweep may be by immunization therapy thoroughly, improves the immunologic function of body and obtains.Thymopentin can stimulate Cellular Immunity, be conducive to the hepatitis B virus of Low-level Replication to be removed completely, thereby make up the shortcoming that antiviral drugs can not directly be removed hepatitis B virus, not only the more alone medicine of curative effect is good, and can reduce the rebound phenomenon after drug resistance and drug withdrawal.
The positive severe hepatitis of Thymopentin (50mg/ time) associating adefovir ester treatment HBeAg for large bolus injection of the present invention, and its antiviral effect and safety have been carried out to clinical observation.By clinical observation, show that heavy dose of Thymopentin can significantly strengthen the Anti-viral Treatment of adefovir ester, and safety is better, it is a kind of medicine of effective, safe treatment severe hepatitis, belong to domestic and international reported first, be worth at clinical application in the antiviral therapy of patients with severe hepatitis B.
Large bolus injection of the present invention adopts 50mg specification with Thymopentin, facilitates the administration of serious symptom hepatitis B patient, improves the compliance of this patient colony, meets the specific demand of serious symptom hepatitis B patient, is the important supplement of current clinical use specification.
The present invention has following beneficial effect:
1, the Thymopentin of 50mg specification of the present invention is combined the Anti-viral Treatment that can significantly strengthen adefovir ester while using with antiviral agents nucleotide analog adefovir ester, and safety is better, it is a kind of medicine of effective, safe treatment severe hepatitis;
2, large bolus injection of the present invention adopts 50mg specification with Thymopentin, facilitates the administration of serious symptom hepatitis B patient, improves the compliance of this patient colony, meets the specific demand of serious symptom hepatitis B patient, is the important supplement of current clinical use specification;
3, because human body is 4ml, is 3ml by hypodermic maximum amount of liquid medicine by the maximum amount of liquid medicine of intramuscular injection at every turn, if injection surpasses maximum amount of liquid medicine, patient can obviously feel uncomfortable or produce other inadaptations, therefore when the Thymopentin treatment of using 50mg specification of the present invention, can disposablely inject, and the Thymopentin of current 10mg specification, if make to inject the injection volume that total amount reaches 50mg, need to carry out spaced injection repeatedly.
The specific embodiment:
For making technical scheme of the present invention be convenient to understand, below in conjunction with the specific embodiment, the present invention is further illustrated.
embodiment 1: the preparation of Thymopentin for large bolus injection (50mg):
1), solution preparation:
In ten thousand grades of clean rooms, get recipe quantity Thymopentin 50000mg, mannitol 50000mg and add in about 900ml water for injection, shake up, be settled to 1000 milliliters, obtain.
2), endotoxin detection
Limulus test is done in sampling, and every milliliter of endotoxin content of result is less than 2.5EU.
3), content monitoring
With high performance liquid chromatography (two appendix V D of Chinese Pharmacopoeia version in 2010), sampling detects the content of Thymopentin, result show that the content of Thymopentin in sample is labelled amount 90%~110%., show to meet quality standard.
4), filtration sterilization
Under hundred grades of cleaning conditions, with 0.2 μ M membrane filtration degerming.
5), fill
Under the condition of hundred grades of cleanliness factors, carry out this product fill, jump a queue.1 milliliter of every loading amount, 2 milliliters of cillin bottles and plug thereof all according to GMP require to clean, sterilizing and depyrogenation, all in preparation preparation, pouring process utensil used all according to GMP require to clean, sterilizing and depyrogenation.
6), lyophilization
1. pre-freeze: drain Temperature Setting is-46 ℃, drain reaches-46 ℃ and keeps starting to fall cold-trap after 5 hours.
When 2. condenser temperature is lower than-55 ℃, start evacuation, primary drying, drain Temperature Setting is-20 ℃, drain temperature keeps 2 hours to-20 ℃, then 10 ℃ of every risings of drain temperature keep 1.5 hours, and vacuum is set as 0.16mbar, vacuum degree control scope is≤0.23mbar or≤5.20V.
3. redrying, drain Temperature Setting is 38 ℃ and keeps 8 hours after temperature, vacuum is set as 0.09mbar, vacuum degree control scope is≤0.14mbar or≤4.80V.
7), freezing after, jewelling lid, labels, packing obtains the Thymopentin of 50mg specification of the present invention.
embodiment 2, the effect detection of Thymopentin (50mg) for large bolus injection:
One, check
1, acid-base value
Test method: pH value algoscopy (2010 editions two appendix VI H of Chinese Pharmacopoeia)
Mensuration process: get at random 3 batches of the Thymopentin that embodiment 1 prepares the 50mg specification of gained, by its lot number called after 20090102,20090103 and 20090104, every adds water 5ml and makes it to dissolve, and measures pH in accordance with the law.
Result: three batches of test sample pH value are all between 6.0~8.0.Determination data is in Table 1.
Table 1 thymopentin for injection (tp-5) Basicity Determination result
Figure BDA0000406002730000051
2, clarity of solution and color
Test method: get 5 of this product, add respectively water 1ml and dissolve, solution is answered achromaticity and clarification; As aobvious muddy, with No. 1 turbidity standard solution (two appendix IX B of Chinese Pharmacopoeia version in 2010), relatively, all must not be denseer.
Conclusion: three batches of equal achromaticity and clarifications of need testing solution.
3, determination of water
This product, with reference to two appendix appendix VIII M first methods of Chinese Pharmacopoeia (2010 editions), is carried out determination of water to three batches of test samples.
Three batches of test sample moisture are all no more than 5.0%, and measurement result is in Table 2.
Table 2 thymopentin for injection (tp-5) determination of water result
Figure BDA0000406002730000061
Result: the water content of three batches of test samples all meets a lower limit and requires (being no more than 5.0%).
4, related substance
The inspection of thymopentin for injection (tp-5) quality standard related substance adopts high performance liquid chromatography (2010 editions two appendix V D of Chinese Pharmacopoeia), and this product adopts with Thymopentin related substance and checks same procedure.Determining instrument, chromatographic program are with under assay item.
Algoscopy: get this product, add mobile phase and dissolve and be diluted in every 1ml solution containing Thymopentin 5mg as test solution, it is appropriate that precision measures test solution, adds mobile phase and makes in every 1ml containing the solution of Thymopentin 0.05mg solution in contrast.Precision measures contrast solution 20 μ l injection liquid chromatographies, adjusts instrumental sensitivity, and making main constituent peak height is 10%~20% of monitor full scale, and precision measures test solution 20 μ l sample introductions, records chromatogram to 2.5 times of main constituent peak retention time.
Result: the single maximum contaminant peak area in three batches of test sample chromatograms except main peak, solvent peak is all not more than 1.5 times (1.5%) of contrast solution main peak area, impurity peak area and 2.5 times (2.5%) being not more than contrast solution main peak area.
Three batches of test sample testing results are in Table 3.
Table 3 test sample related substance testing result
Sample lot number The unimodal area of sample impurity (%) The assorted peak area of sample and (%)
20090102 0.053 0.10
20090103 0.058 0.11
20090104 0.057 0.11
Meanwhile, also adopted dual wavelength detection under related substance detection, further with end absorption, investigated related substance, checking two, three, tetrapeptide and aminoacid, wavelength is respectively 275nm, 203nm, and testing result is as follows:
Test sample related substance testing result under the different detection of table 4 wavelength
Figure BDA0000406002730000071
Result shows, the unimodal area of 203nm end wavelength place sample impurity and assorted peak area and lower than 275nm place, in formulated limit, therefore still adopt 275nm to investigate related substance as detecting wavelength.
Two, assay
According to high performance liquid chromatography (2010 editions two appendix V D of Chinese Pharmacopoeia), measure.
Analytical tool: HP1100 high performance liquid chromatograph.
The anti-phase C of chromatographic column: ZORBAX 18chromatographic column 2.1 * 150mm.
Mobile phase: 0.05mol/L phosphate buffer (pH7.0)-methanol (90:10)
Flow velocity: 1.0ml/min.
Detect wavelength: 275nm.
Algoscopy: precision measures Thymopentin reference substance solution 20 μ l injecting chromatographs, and continuous sample introduction three times, records chromatogram, the theoretical cam curve of computer chromatography post, must not be less than 2% for testing effectively lower than 1200, three main peak area standard deviations.Precision measures this product 20 μ l, is measured in the same method, and by external standard method, with calculated by peak area this product content, containing Thymopentin, should be 90.0%~110.0% of labelled amount.
According to above-mentioned definite content assaying method, the sample of trial production in three batches has been carried out to assay, the results are shown in Table 5.
The assay result of test agent in three batches, table 5
Lot number 20090102 20090103 20090104
Content (%) 99.89 99.96 100.32
Conclusion: in three batches, the assay of the sample of trial production is all up to specification.
Three, preparation stability test
1, accelerated test:
48 of sample thiefs, (exsiccator is put a beaker that fills supersaturation sodium chloride solution to be placed in 40 ℃, 75% humidity lucifuge environment, sample is put in exsiccator, add a cover, exsiccator is put in 40 ℃ of light tight constant temperature ovens) in, respectively at sampling in the 1st, 2,3,6 months after placing, investigate, and within 0 month, investigate data and trace analysis, log.
Three batch samples are tested by accelerated test (40 ℃, 75% humidity lucifuge environment) investigation method respectively, detect at the appointed time on time, and three batches of test samples are investigated six months outward appearances without significant change, and related substance, content are all in the limit of regulation.Result shows that this product is stable under accelerated test (40 ℃, 75% humidity) condition.(result of the test is in Table 6,7,8).
40 ℃ of table 620090102 batch thymopentin for injection (tp-5), 75% humidity accelerated test result
Figure BDA0000406002730000081
40 ℃ of table 720090103 batch thymopentin for injection (tp-5), 75% humidity accelerated test result
Figure BDA0000406002730000082
40 ℃ of table 820090104 batch injections, 75% humidity Thymopentin accelerated test result
2, Preserving time is investigated test
48 of sample thiefs (outsourcing aluminium-foil paper), put in lucifuge, cool dark place environment, respectively at after placing the 0th, 3,6,9,12,18,24 months time for sampling said method investigate, and within 0 month, investigate data and trace analysis, log.
Three batch samples are tested by Preserving time test investigation method regulation respectively, in official hour, detect.Result shows: this product is observed 24 months in lucifuge, cool dark place environment, and outward appearance, related substance, content are without significant change.Result of the test is in Table 9,10,11.
Table 920090102 batch thymopentin for injection (tp-5) long-term investigation result of the test
Figure BDA0000406002730000084
Figure BDA0000406002730000091
Table 1020090103 batch thymopentin for injection (tp-5) long-term investigation result of the test
Figure BDA0000406002730000092
Table 1120090104 batch thymopentin for injection (tp-5) long-term investigation result of the test
Figure BDA0000406002730000093
Conclusion: these product outward appearance 6 months under accelerated test (40 ℃, 75% humidity) condition is unchanged, content, related substance passed examination.These product have been observed 24 months in cool dark place, lucifuge environment, and outward appearance and content do not have significant change, and related substance passed examination does not have impurity peaks to occur, illustrates that these product have good stability with this understanding.
The hemolytic test of embodiment 3, thymopentin for injection (tp-5):
1, experiment material
1.1, test sample
Title: the thymopentin for injection (tp-5) (Thymopentin for Iniection) of the embodiment of the present invention 1 preparation.Lot number: 20090102.Specification: 50mg/ props up.Physicochemical property: white powder.Stability and keeping: airtight, preserve cool dark place.
1.2, experimental animal
Kind: rabbit.System: large ear rabbit.Sex and quantity: female, 1.Animal age: 16 weeks.The weight of animals: 2.5kg.Animal origin: KeYu animal cultivation center, Beijing.The animal quality certification number: SCXK (capital) 20070003.
2, experimental technique and index testing requirement
2.1, experimental technique
Thymopentin for injection (tp-5): be mixed with 0.1mg/ml with 0.9% sodium chloride injection during test, 1.0mg/ml, 3.3mg/ml3 concentration.
The preparation of blood cell suspension: Rabbit Heart is got blood, puts in dry vessel except defibrinating.Add 0.9% sodium chloride injection and shake up gently rear centrifugal (1500 turn/mim, 10mim), abandoning supernatant, repeatedly several times, colourless to clear liquid till.Add 0.9% sodium chloride injection to be diluted to 2% blood cell suspension standby.
Get test tube, according to following order, add various solution:
Figure BDA0000406002730000101
3 concentration of thymopentin for injection (tp-5) all add various solution according to upper table, and each series is made 2 parallel pipes.The test tube that has added liquid is mixed gently, put 37 ℃ of constant temperature and place, respectively at 0.5,1.0,2.0,3.0,4.0 hour, observe.
2.2, criterion
2.2.1 as clear in solution change, and be peony, haemolysis represented.Be designated as "+
If 2.2.2 solution appearance is identical with negative control pipe, show not occur haemolysis, be designated as "-"
If 2.2.3 to add volume be 0.3ml to medicinal liquid, in 3 hours, do not cause haemolysis, show that this concentration can be used as intravenous concentration.
When 2.2.4 medicinal liquid adds volume to be 0.3ml, as caused haemolysis in 0.5 hour, should not make injection.
3, experimental result: thymopentin for injection (tp-5) hemolytic test the results are shown in Table 12~table 14.
Table 12 thymopentin for injection (tp-5) 0.1mg/ml concentration haemolysis, agglutination result
Figure 20131053063961000021
Note: "-" not under this concentration of haemolysis "+" haemolysis each dosing volume test tube be and occur haemolysis and agglutination
From in table 12, there is not hemolytic reaction in thymopentin for injection (tp-5) under 0.1mg/ml concentration.
Table 13 thymopentin for injection (tp-5) 1.0mg/ml concentration haemolysis, agglutination result
Figure 2
Note: "-" not under this concentration of haemolysis "+" haemolysis each dosing volume test tube be and occur haemolysis and agglutination
From in table 13, there is not hemolytic reaction in thymopentin for injection (tp-5) under 1.0mg/ml concentration.
Table 14 thymopentin for injection (tp-5) 3.3mg/ml concentration haemolysis, agglutination result
Figure 3
Note: "-" not under this concentration of haemolysis "+" haemolysis each dosing volume test tube be and occur haemolysis and agglutination
From in table 14, there is not hemolytic reaction in thymopentin for injection (tp-5) under 3.3mg/ml concentration.
Conclusion: thymopentin for injection (tp-5) 0.1,1.0, in 3 hours, there is not haemolysis in 3.3mg/ml solution 0.3ml reaction tube.
embodiment 4, large bolus injection are treated Anti-viral Treatment and the safety clinical observation of severe hepatitis with Thymopentin:
One, object and method
1, physical data
From in JIUYUE, 2007 to 2011, observe altogether the positive patients with severe hepatitis B of 195 routine HBeAg year June, diagnosis meets the < < viral hepatitis of the whole nation, Xi'an in 2000 viral hepatitis academic conference revision and prevents and treats scheme > >.Male's 133 examples wherein, women's 62 examples, age 18~68, average 37.4 years old.When all patients are selected, HBeAg is all positive, HBV DNA level >1 * 10 5iU/ml.
2, Therapeutic Method
Patient is divided into two groups, applies respectively heavy dose of Thymopentin (50mg/ time) associating adefovir ester and the treatment of routine dose Thymopentin (10mg/ time) associating adefovir ester, 24 weeks courses for the treatment of.
Medication: heavy dose of Thymopentin: thymopentin for injection (tp-5) (50mg/ props up), 50mg/ time, the next day 1 time, subcutaneous injection; Routine dose Thymopentin: thymus gland pentapeptide injection (10mg/ props up), 10mg/ time, the next day 1 time, subcutaneous injection; Adefovir ester: dosing adefovir dipivoxil tablets (10mg/ sheet), 10mg/ time, 1 time on the one, oral.
3, observation index
Leading indicator: HBVDNA drop-out value.Less important index: HBVDNA suppression ratio, HBVDNA decline 2log ratio, HBeAg negative conversion rate, HBeAg/HBeAb conversion ratio, ALT normalization rate.Safety indexes: routine blood test, routine urinalysis and renal function.Before above index is all treated, treatment after 12 weeks, treatment after within 24 weeks, respectively observe 1 time.
4, detection method
HBVDNA adopts PCR detection by quantitative; Hepatitis B serum markers adopts enzyme linked immunosorbent assay to detect; Liver function adopts AU5400 automatic clinical chemistry analyzer to detect.
5, statistical analysis
Data statistic analysis adopts SAS9.2 statistical analysis software to calculate.All statistical test all adopt two-sided test, and P value is less than or equal to 0.05 has statistical significance by being considered to checked difference.
Measurement data will adopt mean ± standard deviation to carry out descriptive statistics.After treating with before treatment, compare difference before and after employing paired t-test compares; Between group, relatively adopt variance analysis.
Enumeration data adopts frequency (constituent ratio) to carry out descriptive statistics.Variation before and after treatment adopts χ 2check.
Two, result
1, baseline case
Observe altogether 195 routine patients, heavy dose of Thymopentin group 130 examples, conventional group 65 examples.The aspects such as demography data during baseline, the severe hepatitis course of disease, HBVDNA logarithm value, ALT, two groups are compared zero difference, show that two groups have comparability.
2, clinical curative effect analysis
2.1, curative effect index
When carrying out efficacy analysis, for reaching the case that cannot detect, its HBVDNA level is by lower limit.
HBVDNA decline logarithm value
Treat serum HBV DNA (logarithm value) drop-out value after 12 weeks, heavy dose of group is 4.24, and conventional group is to compare before and after 3.36, two groups of group internal therapies, difference has statistical significance (p<0.0001), points out two groups of treatments all can obviously reduce HBVDNA level.Between two groups of groups, relatively, difference has statistical significance (p<0.0001), and the heavy dose of group of prompting curative effect is better than conventional group (in Table 1).
Treat serum HBV DNA (logarithm value) drop-out value after 24 weeks, heavy dose of group is 4.33, and conventional group is to compare before and after 3.61, two groups of group internal therapies, difference has statistical significance (p<0.0001), points out two groups of treatments still to have the effect that reduces significantly HBVDNA level.Between two groups of groups, relatively, difference has statistical significance (p=0.0009), and the heavy dose of group of prompting curative effect is better than conventional group (in Table 15).
Before and after table 15 treatment, HBVDNA logarithm value changes
Figure BDA0000406002730000131
In note: * group, compare p<0.0001; In & group, compare p<0.0001;
2.2, secondary efficacy index
2.2.1, serum HBV DNA suppresses situation completely
Treat after 12 weeks, heavy dose of group has 42.86%(54/126 example) case serum HBV DNA suppresses (<1 * 10 completely 2), conventional group is 27.42%(17/62 example), two groups of comparisons, difference has statistical significance (p=0.0401); Treat after 24 weeks, heavy dose of group has 62.10%(77/124 example) case serum HBV DNA suppresses completely, conventional group be that 38.46%(25/65 is routine), two groups of comparisons, difference has statistical significance (p=0.0020).Show that, aspect the complete suppression ratio of HBVDNA, heavy dose of Thymopentin group curative effect is better than conventional group (in Table 16).
After table 16 treatment, HBVDNA suppresses situation completely
Figure BDA0000406002730000132
2.2.2, the ratio of serum HBV DNA levels decline >=21og10
Treat 12 weeks, the ratio aspect of serum HBV DNA levels decline >=21og10, heavy dose of group is 95.24%(120/126 example), conventional group is 83.87%(52/62 example), two groups of comparisons, difference has statistical significance (p=0.0086); Treat 24 weeks, the ratio of serum HBV DNA levels decline >=21og10, heavy dose of group is 90.32%(112/124 example), conventional group is 78.46%(51/65 example), two groups of comparisons, difference has statistical significance (p=0.0245).Prompting is aspect the ratio of serum HBV DNA levels decline >=21og10, and heavy dose of Thymopentin group curative effect is better than conventional group (in Table 17).
The variation that after table 17 treatment, the decline of HBVDNA logarithm value is greater than 2
2.2.3, serum HBeAg negative conversion rate
Treat 12 weeks, aspect serum HBeAg negative conversion rate, heavy dose of group is 8.59%(11/128 example), conventional group is 6.15%(4/65 example), two groups of comparisons, difference not statistically significant (p=0.5496); Treat 24 weeks, heavy dose of group serum HBeAg negative conversion rate is 39.67%(48/121 example), conventional group is 23.44%(15/64 example), two groups of comparisons, difference has statistical significance (p=0.0267).Prompting is aspect 24 weeks rear serum HBeAg negative conversion rates for the treatment of, and heavy dose of Thymopentin group curative effect is better than conventional group (in Table 18).
Serum HBeAg negative conversion rate situation after table 18 treatment
Figure BDA0000406002730000142
2.2.4, serum HBeAg/HBeAb conversion ratio
Treat 12 weeks, aspect serum HBeAg/HBeAb conversion ratio, heavy dose of group is 3.85%(5/130 example), conventional group is 0.00%(0/65 example), two groups of comparisons, difference not statistically significant (p=0.1092); Treat 24 weeks, heavy dose of group serum HBeAg/HBeAb conversion ratio is 27.05%(33/122 example), conventional group is 15.63%(10/64 example), two groups of comparisons, difference not statistically significant (p=0.0791).Prompting is aspect serum HBeAg/HBeAb conversion ratio, and heavy dose of Thymopentin group is organized curative effect without significant difference (in Table 19) with routine.
Serum HBeAg/HBeAb conversion ratio situation after table 19 treatment
Figure BDA0000406002730000143
2.2.5, ALT normalization rate
Treat after 12 weeks, the ALT normalization rate of heavy dose of Thymopentin group is 83.08%(108/130 example), conventional group is 53.13%(34/64 example), two groups of comparing differences have statistical significance (p<0.0001); Treat after 24 weeks, the ALT normalization rate of heavy dose of Thymopentin group is 89.08%(106/119 example), conventional group is 71.43%(45/63 example), two groups of comparing differences have statistical significance (p=0.0101).Prompting is aspect ALT normalization rate, and heavy dose of Thymopentin group curative effect is better than conventional group (in Table 20).
ALT normalization rate situation after table 20 treatment
Figure BDA0000406002730000151
2.2.6, ALT drop-out value
Treat after 12 weeks, heavy dose of Thymopentin group ALT decline 147.71 (IU/L), conventional group ALT decline 102.66 (IU/L), two groups of comparing differences have statistical significance (p<0.0001); Treat after 24 weeks, heavy dose of Thymopentin group ALT decline 149.13 (IU/L), conventional group ALT decline 118.37 (IU/L), two groups of comparing differences have statistical significance (p=0.0019).Point out heavy dose of Thymopentin group being better than conventional group (in Table 21) aspect reduction ALT.
ALT (IU/L) situation of change before and after table 21 treatment
Figure BDA0000406002730000152
In note: * group, compare p<0.0001; In & group, compare p<0.0001;
3, safety analysis
Treat heavy dose of Thymopentin group leukocyte after 24 weeks and have 1 example (1/130 example), blood urea nitrogen (BUN) has 1 example (1/130 example) to have clinical meaning decline, and all the other erythrocyte, platelet, hemoglobin, serum creatinine (Cr), electrocardiogram are showed no the variation of clinical meaning.Conventional Thymopentin group leukocyte has 1 example (1/65 example), and platelet has 1 example (1/65 example) to have clinical meaning decline, and all the other erythrocyte, hemoglobin, renal function, electrocardiogram are showed no the variation of clinical meaning.Without other adverse drug reactions, occur.
Conclusion: result shows, applies heavy dose of Thymopentin 50mg associating adefovir ester treatment 12 and 24 weeks, the content that can make serum HBV DNA declines respectively 4.24 and 4.33log10IU/ml during compared with baseline; While treating 12 and 24 weeks, there is 27.42% and 62.10% patients serum HBVDNA to suppress (<1 * 10 completely 2), the content that has a patients serum HBVDNA of 95.24% and 90.32% decline>=21og10 during compared with baseline; After treatment 24 weeks, serum HBeAg negative conversion rate is 39.67%; Treat ALT normalization rate after 12 and 24 weeks and be respectively 83.08% and 89.08%, these aspects are all significantly better than conventional Thymopentin group, show that heavy dose of Thymopentin associating adefovir ester curative effect is better than routine dose associating adefovir ester, and strengthen the Anti-viral Treatment of adefovir ester.
Treating after 24 weeks heavy dose of group has 1 routine leukocyte and 1 routine BUN to have clinical meaning to decline, and all the other erythrocyte, hemoglobin, renal function, routine urinalysis and Electrocardioscopy are showed no the variation of clinical meaning, with routine group zero difference relatively.Without other adverse drug reactions, occur.Point out heavy dose of Thymopentin clinical practice safety better.
The above, it is only preferred embodiment of the present invention, not the present invention is done to any formal and substantial restriction, all those skilled in the art, do not departing within the scope of technical solution of the present invention, when utilizing disclosed above technology contents, and the equivalent variations of a little change of making, modification and differentiation is equivalent embodiment of the present invention; Meanwhile, the change of any equivalent variations that all foundations essence technology of the present invention is done above embodiment, modification and differentiation, all still belong in the scope of technical scheme of the present invention.

Claims (1)

1. the application of Thymopentin in preparation treatment serious symptom hepatitis B patient medicine, is characterized in that: the dosage of described Thymopentin is 50mg.
CN201310530639.6A 2011-12-14 2011-12-14 Application of thymopentin in preparation of drug for treating patient with severe hepatitis b Pending CN103656614A (en)

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Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101244255A (en) * 2007-02-14 2008-08-20 成都地奥九泓制药厂 Thymus gland pentapeptide injection and uses thereof

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101244255A (en) * 2007-02-14 2008-08-20 成都地奥九泓制药厂 Thymus gland pentapeptide injection and uses thereof

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张绪清等: "胸腺五肽治疗慢性重型乙型病毒性肝炎的疗效评价", 《第三军医大学学报》 *

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