CN105395507B - A kind of cyclobenzaprine hydrochloride sustained release tablets - Google Patents

A kind of cyclobenzaprine hydrochloride sustained release tablets Download PDF

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Publication number
CN105395507B
CN105395507B CN201510887298.7A CN201510887298A CN105395507B CN 105395507 B CN105395507 B CN 105395507B CN 201510887298 A CN201510887298 A CN 201510887298A CN 105395507 B CN105395507 B CN 105395507B
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cyclobenzaprine hydrochloride
parts
sustained release
slow
pore
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CN105395507A (en
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王明刚
陈阳生
任莉
孙桂玉
刘晓霞
臧云龙
翟翠云
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Qingdao Guoxin Pharmaceutical Co ltd
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CP Pharmaceutical Qingdao Co Ltd
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Abstract

The present invention provides a kind of preparation methods of cyclobenzaprine hydrochloride sustained release tablets, belong to pharmaceutical technology field.Cyclobenzaprine hydrochloride sustained release preparation of the present invention, is made of cyclobenzaprine hydrochloride, slow-release material, pore-foaming agent, filler, lubricant, distilled water.Wherein main component cyclobenzaprine hydrochloride has the effects that alleviate muscle cramp and its severe pain of adjoint skeletal muscle, provides one kind safely and effectively, stable quality is of low cost, and administration frequency is few, and patient's compliance enhances, and can steadily relieve pain the sustained release preparation of spasmolysis.

Description

A kind of cyclobenzaprine hydrochloride sustained release tablets
Technical field
The invention belongs to pharmaceutical technology fields, are related to a kind of preparation method of cyclobenzaprine hydrochloride sustained release tablets, and the present invention carries Supplied it is a kind of safely and effectively, stable quality is of low cost, and administration frequency is few, patient's compliance enhancing, can steadily relieve pain spasmolysis Sustained release preparation.
Background technology
Cyclobenzaprine hydrochloride, entitled 5- (the 3- dimethylaminos propylene) dibenzo of chemistry;a,e]Cycloheptatriene hydrochloride, structure Formula is:
Molecular formula:C20H21N·HCl
Molecular weight:311.85
Disease of the musculoskeletal system is more common in clinic, is related to bone, interverbebral disc, nerve, muscle, joint, soft tissue Deng many-sided disease, the reason of causing musculoskeletal pain, is also very much, such as inflammation, mechanical injuries, immunology reason, tumour Deng.Musculoskeletal pain occur it is frequent, while also according to the difference at invasion position, be classified as cervical pain, the back of the body and back pain, Arthralgia etc..Usually long-term, chronic injury is caused to torment sufferer.
Cyclobenzaprine hydrochloride is developed by Merk companies earliest, 1978, and cyclobenzaprine hydrochloride piece lists in the U.S., rule Lattice are 5mg, 10mg, and the muscle cramp adjoint for alleviating acute painful musculoskeletal disease is still that the U.S. is the most frequently used at present One of muscle relaxant, not yet list at home.Cyclobenzaprine hydrochloride sustained release agent obtains U.S. FDA batch for the first time in August, 2007 Quasi- listing, this product is a kind of long-acting sustained release preparation, is the muscle relaxant of the only one of U.S. FDA approval by daily single, As the auxiliary treatment of rest and physical therapy, for alleviating acute, the relevant muscle cramp of painful muscle skeletal diseases and its companion With the symptom or signs such as pain, tenderness and limitation of activity, clinical application for many years, safely and effectively.
The cyclobenzaprine hydrochloride sustained release agent preparation method being currently known, CN103068375A are related to a kind of piece of cyclobenzaprine Agent casing predominantly carries out repeatedly coating described in CN102065691A to form the sustained release bead of drug containing, and production technology is complicated, no It is suitble to industrialized production.Present invention process is simple, and working condition easily meets, and is suitble to industrialized production.
Invention content
The present invention provides one kind safely and effectively, and stable quality is of low cost, and administration frequency is few, the enhancing of patient's compliance, The sustained release preparation of spasmolysis can steadily be relieved pain.
The present invention takes disadvantage inconvenient, that bioavilability is low, invention to solve existing cyclobenzaprine hydrochloride preparation Cyclobenzaprine hydrochloride sustained release tablets reduce medicining times, slow down absorption rate, extend biological half-life, and blood concentration control is made to exist Within the scope of effective blood drug concentration, to reduce side effect, the compliance of patient is improved.
It has been found that existing be prepared into sustained-release tablet by cyclobenzaprine hydrochloride in conjunction with specific auxiliary material, high with stability, Had good sustained release effect and the high advantage of bioavilability.
The application provides a kind of sustained-release tablet of cyclobenzaprine hydrochloride, including:
In this application, specific auxiliary material is selected to prepare cyclobenzaprine hydrochloride sustained-release tablet.The wherein described slow-release material is Huang The composition of virgin rubber and hydroxypropyl methyl cellulose, the two weight ratio are 3:1, pore-foaming agent is microcrystalline cellulose, slow-release material Ratio with pore-foaming agent is 3:2, filler is lactose, and lubricant is selected from magnesium stearate or talcum powder.It is demonstrated experimentally that not appointing Meaning pharmacy customary adjuvant is suitable for preparing cyclobenzaprine hydrochloride sustained-release tablet, the hydrochloric acid ring benzene for selecting this specific auxiliary material to be prepared Prick what woods sustained-release tablet was prepared in the effect of release, stability, pharmacokinetics etc. far better than other auxiliary materials Cyclobenzaprine hydrochloride sustained-release tablet.
Preferably, the prescription of sustained-release tablet is(By weight):
The present invention has effectively played effect of the sustained release preparation on analgesic spasmolysis class drug, works well, and it is few to take number, Once a day, rear drug is taken slowly uniformly to discharge, can held stationary blood concentration, and of low cost, good patient compliance.
Specific implementation mode
Inventor screens prescription with the following method, and tablet is made in each prescription, is made 1000:
A. all medicines in prescription are weighed respectively(Except magnesium stearate), 80 mesh sieve is crossed, is put into Wet mixed granulating machine, it is dry-mixed 5-10 minutes, appropriate distilled water wet mixing is added, discharging is shut down when material is slightly blocking, is pelletized with 16 mesh nylon screens;
B. wet granular is placed in drying tray, thickness generally in 2-3cm, is sent into baking oven, 50-60 DEG C of drying of temperature, drying Particle dries in the air to room temperature, discharging, with 14 mesh nylon screen whole grains afterwards;
C. granule materials are put into three-dimensional motion mixer, and magnesium stearate is added, total 10-15 minutes mixed, tabletting, packaging.
The preparation of embodiment 1-6 cyclobenzaprine hydrochloride sustained release tablets
The supplementary material of according to the form below, is prepared as described above method, and the cyclobenzaprine hydrochloride sustained release tablets of six embodiments are made.
According to dissolution rate and drug release determination method(With reference to Chinese Pharmacopoeia four general rule characteristic check methods 0931 of version in 2015), Measure cyclobenzaprine hydrochloride dissolution rate of the cyclobenzaprine hydrochloride sustained release tablets obtained by embodiment 1-6 in 24 hours.Test knot Fruit is shown in Table 2.
As known from Table 2, the cyclobenzaprine hydrochloride sustained release tablets of embodiment 1 discharge slowly and at the uniform velocity in 24 hours, and explanation is worked as The weight ratio of slow-release material xanthans and hydroxypropyl methyl cellulose is 3:1, and the ratio of slow-release material and pore-foaming agent is 3:2 When obtained cyclobenzaprine hydrochloride spansule slow release effect it is best.
Cyclobenzaprine hydrochloride sustained-release tablet stability test
Factors influencing has been carried out to appearance, the content of the sustained-release tablet of embodiment 1-6.
(1)Hot test:Example 1-6 samples are laid in culture dish in right amount, are placed in 60 DEG C of insulating box and are placed 10 days, the 0th, 5,10 day during this, separately sampled product measured, and measurement result is shown in Table 3;
(2)High humidity test:Sample is taken to be laid in culture dish in right amount, under conditions of 25 DEG C of relative humidity RH70% ± 5% It places 10 days, the 0th, 5,10 day during this, separately sampled product measure, and measurement result is shown in Table 3;
(3)Strong illumination is tested, and is taken sample to be laid in culture dish in right amount, is placed in light cupboard 4500Lx ± 500Lx's Condition illumination 10 days, the 0th, 5,10 day during this, separately sampled product measure, and measurement result is shown in Table 3.
The amount of pore-foaming agent is reduced in embodiment 2, the amount of pore-foaming agent is improved in embodiment 3, and embodiment 4-6 changes two The ratio of kind slow-release material, either two kinds of slow-release material ratios it can be seen from Dissolution Rate Testing and stability test result Changed or slow-release material and pore-foaming agent ratio change, the cyclobenzaprine hydrochloride sustained-release tablet being prepared(It is real Apply a 2-6)Stability significantly reduced relative to embodiment 1.

Claims (2)

1. a kind of cyclobenzaprine hydrochloride sustained release tablets, which is characterized in that count by ratio of weight and the number of copies, each component content is:
5-30 parts of cyclobenzaprine hydrochloride
15-60 parts of slow-release material
10-30 parts of pore-foaming agent
15-50 parts of filler
1-5 parts of lubricant
Distill appropriate amount of water
The wherein described slow-release material is the composition of xanthans and hydroxypropyl methyl cellulose, and the two weight ratio is 3:1, pore Agent is microcrystalline cellulose, and the weight ratio of slow-release material and pore-foaming agent is 3:2, filler is lactose, and lubricant is selected from stearic acid Magnesium or talcum powder.
2. cyclobenzaprine hydrochloride sustained release tablets described in accordance with the claim 1, which is characterized in that preferably, count by ratio of weight and the number of copies , prescription is:
15 parts of cyclobenzaprine hydrochloride
22.5 parts of xanthans
Hydroxypropyl methyl cellulose 7.5
20 parts of microcrystalline cellulose
25 parts of lactose
3 parts of magnesium stearate
Distill appropriate amount of water.
CN201510887298.7A 2015-12-07 2015-12-07 A kind of cyclobenzaprine hydrochloride sustained release tablets Active CN105395507B (en)

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Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107998094A (en) * 2016-10-31 2018-05-08 顾世海 A kind of tenofovir disoproxil fumarate sustained release tablets and preparation method thereof
CN107519142B (en) * 2017-08-24 2021-02-26 正大制药(青岛)有限公司 Cyclobenzaprine hydrochloride sublingual tablet and preparation method thereof
CN109316457B (en) * 2018-11-26 2021-07-13 正大制药(青岛)有限公司 Cyclobenzaprine hydrochloride sustained release preparation and preparation method thereof

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2014167440A1 (en) * 2013-03-26 2014-10-16 Wockhardt Limited Modified release pharmaceutical compositions of cyclobenzaprine or salts thereof
CN104352474A (en) * 2014-11-21 2015-02-18 哈尔滨圣吉药业股份有限公司 Cyclobenzaprine hydrochloride sustained release tablets and preparation method thereof
CN104473908A (en) * 2014-11-21 2015-04-01 哈尔滨圣吉药业股份有限公司 Cyclobenzaprine hydrochloride sustained release pellets and preparation method thereof

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2014167440A1 (en) * 2013-03-26 2014-10-16 Wockhardt Limited Modified release pharmaceutical compositions of cyclobenzaprine or salts thereof
CN104352474A (en) * 2014-11-21 2015-02-18 哈尔滨圣吉药业股份有限公司 Cyclobenzaprine hydrochloride sustained release tablets and preparation method thereof
CN104473908A (en) * 2014-11-21 2015-04-01 哈尔滨圣吉药业股份有限公司 Cyclobenzaprine hydrochloride sustained release pellets and preparation method thereof

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Address after: 266000 3601 Tuen Jie Road, Qingdao economic and Technological Development Zone, Shandong

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Address after: No.3601 Tuanjie Road, Qingdao Economic and Technological Development Zone, Shandong Province 266426

Patentee after: Qingdao Guoxin Pharmaceutical Co.,Ltd.

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Address before: 266000 3601 Tuen Jie Road, Qingdao economic and Technological Development Zone, Shandong

Patentee before: CP PHARMACEUTICAL (QINGDAO) Co.,Ltd.

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