CN1686143A - Hendecanoic acid testosterone self emulsified soft capsule composition and its preparation method - Google Patents

Hendecanoic acid testosterone self emulsified soft capsule composition and its preparation method Download PDF

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Publication number
CN1686143A
CN1686143A CN 200510049550 CN200510049550A CN1686143A CN 1686143 A CN1686143 A CN 1686143A CN 200510049550 CN200510049550 CN 200510049550 CN 200510049550 A CN200510049550 A CN 200510049550A CN 1686143 A CN1686143 A CN 1686143A
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Prior art keywords
testosterone
soft capsule
self
capsule composition
tween
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CN 200510049550
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胡巧红
梁文权
钦富华
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Zhejiang University ZJU
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Zhejiang University ZJU
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Abstract

A self-emulsifying composite softgel of testosterone undecanoate is proportionally prepared from testosterone undecanoate, oil phase and emulsifier through dissolving testosterone undecanoate in oil phase, adding oil phase, stirring, and loading in softcapsule. It can be automatically emulsified in stomach for high curative effect.

Description

Hendecanoic acid testosterone self emulsified soft capsule composition and preparation method
Technical field
The invention belongs to pharmaceutical field, relate to oral soft capsule preparation and preparation method, relate in particular to the self emulsified soft capsule composition and the preparation method of testosterone undecanoate.
Background technology
(testosterone undecanoate TU) is the derivant of testosterone to testosterone undecanoate.Stronger androgen and assimilation are arranged, and androgen can obviously promote protein synthesis (assimilation) and reduce aminoacid and decompose (disassimilation), makes muscle growth, weight increase, and hemopoietic function of bone marrow potentiation is still arranged in addition.Main dosage form is injection and soft capsule at present, clinical male sexual disorder and the infertility of being used for, man's sex chromosomal abnormality sexual function disfunction (Crane Fitow syndrome) and aplastic anemia etc.Testosterone undecanoate is very easily dissolving in chloroform or benzene, dissolves in ethanol, and is molten in the vegetable oil part omitted, insoluble in water.Because the poorly water-soluble of medicine can not disperse homogeneous in water, so oral administration can not well pass through gastrointestinal absorption.The soft capsule of oral TU is arranged in the market, but it is reported, this oral TU only 2% enters blood circulation with prototype TU and 5 α-dihydro testosterone undecanoate through lymphsystem after the metabolism in vivo, and bioavailability is lower.
Charman had reported self-emulsifying drug delivery system (Self-EmulsifingDrug Deliver System on Pharm.Res in 1992, SEDDS), this system is with the carrier of oil phase as hydrophobic drug, medicine is dissolved in behind the oil phase according to a certain percentage and emulsifier, add co-emulsifier in case of necessity, form homogeneous, transparent solution.This stability of solution is good, in case mixed with water, under ambient temperature (being often referred to 37 ℃ of body temperature), only need the just spontaneous formation oil-in-water emulsion of energy of gentle agitation, particle diameter is generally below 5 μ m.In this uniform solution, hydrophobic drug is dissolved in oil phase, and oral water back and in the gastric juice mixes, spontaneous formation Emulsion under gastric peristalsis, medicine is dispersed in the oil-in-water droplet, is scattered in gastrointestinal tract fast and is absorbed, thereby improved bioavailability of medicament.Because of the emulsion process of this solution is carried out under one's belt automatically, so be known as self-emulsifying drug delivery system (SEDDS).Along with the increase of emulsifying agent consumption, the particle diameter of emulsion droplet further reduces, and can form transparent or translucent microemulsion.The product of oral self emulsifying and self-emulsifying microemulsion system is relative less, successfully come out but the NeoralTM microemulsion concentrated soft of ciclosporin A in 1994 is capsular, make self-emulsifying drug delivery system (SEDDS) and self-micro-emulsification medicine-releasing system (SMEDDS) more and more be subject to people's attention as the research of pharmaceutical carrier.SEDDS has vast potential for future development as a kind of novel drug-supplying system that can improve the hydrophobic drug bioavailability.
SEDDS is usually designed to the capsule of single dose, and generally speaking, solid SEDDS can have bigger content of dispersion, but is difficult to determine the state of medicine in solid SEDDS, so generally adopt the self-emulsifying drug delivery systems of homogeneous liquid form.The key for preparing this self-emulsifying drug delivery system is that the oil phase in the system and emulsifier type and ratio are optimized, and filters out homogeneous, the compositions that self-emulsifying ability is strong.The oil phase that SEDDS requires is wanted and can even under the cryopreservation condition, also do not had medicine and separate out with the medicine of less consumption dissolving recipe quantity, and by the emulsifying agent institute emulsifying in the prescription, oil phase has vegetable oil, fatty acid, triglyceride etc. easily.Long-chain at present commonly used and medium-chain different saturation triglyceride design the self emulsifying dosage form.The general non-ionic surface active agent that adopts high HLB value of emulsifying agent, the strongly hydrophilic of high HLB value emulsifying agent are to form the oil-in-water emulsion droplet immediately and self emulsifying liquid spreads necessary in aqueous environment.Different types of polyoxyethylene oleate, Sorbitan ethoxylate are the most frequently used emulsifying agents, and general content is at 30%-60%.Sometimes only having emulsifying agent can't make the solution quick emulsification, so also need add co-emulsifier, generally is alcohol, ethylene glycol, the propylene glycol of long-chain, the derivant of polyglycereol, as ethanol, isopropyl alcohol, glycerol, Polyethylene Glycol etc.In containing the SEDDS soft capsule of co-emulsifier, pure and mild other volatile co-emulsifier gelatine capsule shell of moving into may cause the precipitation of fat-soluble medicine, thereby influence the curative effect of medicine.
Self-emulsifying drug delivery systems is estimated its quality with self emulsifying efficient usually.Mainly comprise self emulsifying speed and the emulsifying size of back emulsion droplet fully.Particle diameter that it is generally acknowledged emulsion droplet is main factor, directly influences the absorption of medicine.Thick emulsion formulation to two kinds of ciclosporin As studies show that emulsion droplet is more little, and the absorption of medicine is good more.Bioavailability improves.Suitable self emulsifying prescription can be optimized selection by phasor.
SEDDS has been used for various kinds of drug at present, as local anesthetic (lignocaine); Antibiotic (norfloxacin); Hormone (Progesterone); Immunosuppressant (ciclosporin); Vitamin (VA, VE); Enzyme and insulin, Somat, calcitonin etc.So far also be not prepared into self-emulsifying drug delivery system's report about testosterone undecanoate.
Summary of the invention
An object of the present invention is to provide Hendecanoic acid testosterone self emulsified soft capsule composition, the shared mass ratio of each component is: testosterene undecannoata is 0.1-20%, and oil phase is 7-80%, and emulsifying agent is 17-90%.
The oil phase that Hendecanoic acid testosterone self emulsified soft capsule composition provided by the invention is used, comprise vegetable oil, middle long chain triglyceride (containing 8-10 C), used emulsifying agent is a non-ionic surface active agent, comprising Tween-80, Tween-85, Tween-20, polyoxyethylene hydrogenated Oleum Ricini, generally is blended emulsifying agent.The emulsifying agent that the present invention uses is not limited to above institute and gives an actual example.
The mass ratio of two kinds of emulsifying agents is 1 in the blended emulsifier: 0.3-5, the mass ratio of oil phase and emulsifying agent are 1: 0.25-10.
Another object of the present invention provides the preparation method of Hendecanoic acid testosterone self emulsified soft capsule composition: testosterone undecanoate is dissolved in the oil phase, in proportion emulsifier is formed the solution of homogeneous, self-emulsifying drug delivery systems, do not contain co-emulsifier in the native system, can overcome the pure constituents gelatine capsule shell of moving into and cause the shortcoming of drug precipitation, increased the stability of compositions, getting this solution mixes with the hydrochloric acid solution of 0.1M, just can form the Emulsion of oil-in-water type by the stirring of gentleness, the particle diameter of emulsion droplet below 5 μ m, the soft capsule of packing into.This Emulsion mixes with water in the gastric juice after oral, can spontaneous formation emulsion under the wriggling of stomach.
Different with commercially available testosterone undecanoate soft capsule (not containing surfactant) release mechanism, capsule composition provided by the invention, after the capsule shells dissolving, medicinal liquid mixes with water in the gastric juice, spontaneous formation emulsion under the wriggling of stomach, the particle diameter of emulsion droplet is at 5 μ m, even can reach nanoscale, the infiltration rate and the degree of medicine be can improve greatly, thereby bioavailability and curative effect improved.Hendecanoic acid testosterone self emulsified soft capsule composition provided by the invention does not contain co-emulsifier, can overcome the pure constituents gelatine capsule shell of moving into and cause the shortcoming of drug precipitation, has increased the stability of compositions.Hendecanoic acid testosterone self emulsified soft capsule preparation process thereof of the present invention is simple, with low cost, and stable performance is convenient to store and transportation.Automatic emulsified under one's belt after it is oral, thus bioavailability and curative effect can be improved.
The specific embodiment
The invention will be further described below with reference to specific embodiment, and these examples only are used for illustration purpose, and are not used in the restriction scope of the invention.
Example 1
A kind of mass percent (%) of Hendecanoic acid testosterone self emulsified soft capsule composition
Testosterone undecanoate 10.7
Decanoyl/octanoyl glycerides 41.7
Tween-80 31.4
Tween-20 16.2
Preparation: get testosterone undecanoate and be dissolved in the decanoyl/octanoyl glycerides, the solution that adds Tween-80, Tween-20 formation homogeneous, with solution and 37 ℃ of 0.1mol/L mixed in hydrochloric acid of 20ml, use the Glass rod gentle agitation, promptly get and have blue opalescent translucent Emulsion, particle diameter is about 3 μ m.
Example 2
The another kind of mass percent (%) of Hendecanoic acid testosterone self emulsified soft capsule composition
Testosterone undecanoate 7.0
Decanoyl/octanoyl glycerides 27.0
Tween-80 28.0
Tween-20 41.0
Preparation: get testosterone undecanoate and be dissolved in the decanoyl/octanoyl glycerides, the solution that adds Tween-80, Tween-20 formation homogeneous, with solution and 37 ℃ of 0.1mol/L mixed in hydrochloric acid of 20ml, use the Glass rod gentle agitation, promptly get and have blue opalescent translucent Emulsion, particle diameter is about 3 μ m.
Example 3
The third mass percent (%) of Hendecanoic acid testosterone self emulsified soft capsule composition
Testosterone undecanoate 10.0
Decanoyl/octanoyl glycerides 41.2
Tween-85 24.4
Tween-20 24.4
Preparation: get testosterone undecanoate and be dissolved in the vegetable oil, add the solution of Tween-85 and Tween-20 formation homogeneous,, use the Glass rod gentle agitation solution and 37 ℃ of 0.1mol/L mixed in hydrochloric acid of 20ml, obtained blue opalescent transparence emulsion, the particle diameter major part is below 2 μ m.
Example 4: constituent mass percentage ratio (%)
Testosterone undecanoate 7.0
Decanoyl/octanoyl glycerides 25.0
Tween-85 51.0
Tween-20 13.0
Preparation: get testosterone undecanoate and be dissolved in the vegetable oil, add the solution of Tween-85 and Tween-20 formation homogeneous,, use the Glass rod gentle agitation solution and 37 ℃ of 0.1mol/L mixed in hydrochloric acid of 20ml, obtained blue opalescent transparence emulsion, the particle diameter major part is about 3 μ m.
Example 5: constituent mass percentage ratio (%)
Testosterone undecanoate 13.0
Decanoyl/octanoyl glycerides 69.0
Polyoxyethylene hydrogenated Oleum Ricini 7.0
Tween-85 21.0
Preparation: get testosterone undecanoate and be dissolved in the decanoyl/octanoyl glycerides, the solution that adds polyoxyethylene hydrogenated Oleum Ricini, Tween-85 formation homogeneous, with solution and 37 ℃ of 0.1mol/L mixed in hydrochloric acid of 20ml, use the Glass rod gentle agitation, promptly get and have blue opalescent translucent Emulsion, particle diameter is about 3 μ m.
Example 6: constituent mass percentage ratio (%)
Testosterone undecanoate 15.0
Decanoyl/octanoyl glycerides 68.0
Polyoxyethylene hydrogenated Oleum Ricini 5.0
Tween-85 12.0
Preparation: get testosterone undecanoate and be dissolved in the decanoyl/octanoyl glycerides, the medicinal liquid that adds polyoxyethylene hydrogenated Oleum Ricini, Tween-85 formation homogeneous, the 0.1mol/L hydrochloric acid solution of medicinal liquid with 37 ℃ of 20ml mixed, use the Glass rod gentle agitation, promptly get and have blue opalescent translucent Emulsion.Particle diameter is at 2-10 μ m, mostly about 5 μ m.
Example 7: constituent mass percentage ratio (%)
Testosterone undecanoate 6.0
Decanoyl/octanoyl glycerides 33.0
Polyoxyethylene hydrogenated Oleum Ricini 33.0
Tween-85 28.0
Preparation: get testosterone undecanoate and be dissolved in the decanoyl/octanoyl glycerides, add the solution of polyoxyethylene hydrogenated Oleum Ricini, Tween-85 formation homogeneous,, use the Glass rod gentle agitation solution and 37 ℃ of 0.1mol/L mixed in hydrochloric acid of 20ml, promptly get and have white emulsion, particle diameter is about 5 μ m.
Example 8: constituent mass percentage ratio (%)
Testosterone undecanoate 5.0
Decanoyl/octanoyl glycerides 24.0
Polyoxyethylene hydrogenated Oleum Ricini 12.0
Tween-85 59.0
Preparation: get testosterone undecanoate and be dissolved in the decanoyl/octanoyl glycerides, add the solution of polyoxyethylene hydrogenated Oleum Ricini, Tween-85 formation homogeneous,, use the Glass rod gentle agitation solution and 37 ℃ of 0.1mol/L mixed in hydrochloric acid of 20ml, promptly get white emulsion, particle diameter is about 5 μ m.
Example 9: constituent mass percentage ratio (%)
Testosterone undecanoate 15.0
Vegetable oil 38.5
Polyoxyethylene hydrogenated Oleum Ricini 13.2
Tween-85 33.3
Preparation: get testosterone undecanoate and be dissolved in the vegetable oil, the medicinal liquid that adds polyoxyethylene hydrogenated Oleum Ricini, Tween-85 formation homogeneous, the 0.1mol/L hydrochloric acid solution of medicinal liquid with 37 ℃ of 20ml mixed, use the Glass rod gentle agitation, promptly get and have blue opalescent transparence Emulsion.Particle diameter is about 2 μ m.
Example 10: constituent mass percentage ratio (%)
Testosterone undecanoate 1.0
Vegetable oil 9.0
Polyoxyethylene hydrogenated Oleum Ricini 25.0
Tween-85 65.0
Preparation: get testosterone undecanoate and be dissolved in the vegetable oil, the medicinal liquid that adds polyoxyethylene hydrogenated Oleum Ricini, Tween-85 formation homogeneous, the 0.1mol/L hydrochloric acid solution of medicinal liquid with 37 ℃ of 20ml mixed, use the Glass rod gentle agitation, promptly get and have blue opalescent transparence Emulsion.Particle diameter is about 2 μ m.
Example 11: constituent mass percentage ratio (%)
Testosterone undecanoate 10.0
Vegetable oil 30.0
Polyoxyethylene hydrogenated Oleum Ricini 40.0
Tween-85 20.0
Preparation: get testosterone undecanoate and be dissolved in the vegetable oil, add the medicinal liquid of polyoxyethylene hydrogenated Oleum Ricini, Tween-85 formation homogeneous, the 0.1mol/L hydrochloric acid solution of medicinal liquid with 37 ℃ of 20ml mixed, use the Glass rod gentle agitation, promptly get white emulsion, particle diameter is about 5 μ m.

Claims (7)

1. Hendecanoic acid testosterone self emulsified soft capsule composition, form by testosterone undecanoate, oil phase, emulsifying agent, it is characterized in that: emulsifying agent is a nonionic surfactant, the shared mass ratio of each component is that testosterone undecanoate is 0.1-20%, oil phase is 7-80%, and nonionic surfactant is 17-90%.
2. Hendecanoic acid testosterone self emulsified soft capsule composition according to claim 1 is characterized in that: oil phase is selected from vegetable oil, contain in the middle long chain triglyceride fatty glyceride of 8-10 carbon any.
3. Hendecanoic acid testosterone self emulsified soft capsule composition according to claim 1 is characterized in that: nonionic surfactant is selected from Tween-80, Tween-85, Tween-20, the polyoxyethylene hydrogenated Oleum Ricini any.
4. according to the arbitrary described Hendecanoic acid testosterone self emulsified soft capsule composition of claim 1-3, it is characterized in that: compositions selects blended nonionic surfactant to make emulsifying agent.
5. by the arbitrary described Hendecanoic acid testosterone self emulsified soft capsule composition of claim 1-4, it is characterized in that: the mass ratio of oil phase and emulsifying agent is 1: 0.25-10.
6. by the arbitrary described Hendecanoic acid testosterone self emulsified soft capsule composition of claim 1-4, it is characterized in that: the mass ratio of two kinds of emulsifying agents is 1 in the blended emulsifier: 0.3-5.
7. the preparation method of the described Hendecanoic acid testosterone self emulsified soft capsule composition of claim 1-6: testosterone undecanoate is dissolved in the oil phase, in proportion emulsifier is formed the solution of homogeneous, self-emulsifying drug delivery systems, getting this solution mixes with the hydrochloric acid solution of 0.1mol/L, just can form the Emulsion of oil-in-water type by the stirring of gentleness, the particle diameter of emulsion droplet is below 5 μ m.
CN 200510049550 2005-04-04 2005-04-04 Hendecanoic acid testosterone self emulsified soft capsule composition and its preparation method Pending CN1686143A (en)

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101480399B (en) * 2008-09-25 2011-10-05 宋博 Application of andrusol in preparing medicament for treating asthenospermia
CN103830245A (en) * 2010-04-12 2014-06-04 克劳拉斯医疗有限公司 Oral testosterone ester formulation and application of same in preparation of drug used for treating testosterone deficiency
US10543219B2 (en) 2010-04-12 2020-01-28 Clarus Therapeutics, Inc. Oral testosterone ester formulations and methods of treating testosterone deficiency comprising same
US11179402B2 (en) 2005-04-15 2021-11-23 Clarus Therapeutics, Inc. Pharmaceutical delivery systems for hydrophobic drugs and compositions comprising same

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11179402B2 (en) 2005-04-15 2021-11-23 Clarus Therapeutics, Inc. Pharmaceutical delivery systems for hydrophobic drugs and compositions comprising same
US11331325B2 (en) 2005-04-15 2022-05-17 Clarus Therapeutics, Inc. Pharmaceutical delivery systems for hydrophobic drugs and compositions comprising same
CN101480399B (en) * 2008-09-25 2011-10-05 宋博 Application of andrusol in preparing medicament for treating asthenospermia
CN103830245A (en) * 2010-04-12 2014-06-04 克劳拉斯医疗有限公司 Oral testosterone ester formulation and application of same in preparation of drug used for treating testosterone deficiency
US10543219B2 (en) 2010-04-12 2020-01-28 Clarus Therapeutics, Inc. Oral testosterone ester formulations and methods of treating testosterone deficiency comprising same
US10617696B2 (en) 2010-04-12 2020-04-14 Clarus Therapeutics, Inc. Oral testosterone ester formulations and methods of treating testosterone deficiency comprising same
US11179403B2 (en) 2010-04-12 2021-11-23 Clarus Therapeutics, Inc. Oral testosterone ester formulations and methods of treating testosterone deficiency comprising same
US11426416B2 (en) 2010-04-12 2022-08-30 Clarus Therapeutics, Inc. Oral testosterone ester formulations and methods of treating testosterone deficiency comprising same

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