Novel controlled release capsule and preparation method thereof

A capsule and capsule technology, applied in the field of medicine, can solve the problems of being unsuitable for the preparation of osmotic pump tablets, many restrictive factors of drugs, complicated preparation process, etc., and achieve the effects of fast onset of drug effect, simplified selection of excipients, and simple preparation process.
CN101485644AInactive Publication Date: 2009-07-22WENZHOU MEDICAL UNIV
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
WENZHOU MEDICAL UNIV
Publication Date
2009-07-22
Estimated Expiration
Not applicable · inactive patent

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Abstract

The invention relates to a novel controlled-release capsule and a method for preparing the same. The capsule has the advantages of simultaneously having a quick release part and a controlled-release part, along with simple preparation process and wide drug selection range. The novel controlled-release capsule consists of a capsule cap and a controlled-release capsule body, wherein the capsule cap is a common capsule shell sold in markets, the controlled-release capsule body is an osmotic pump controlled-release capsule which can be used to encapsulate chemicals, traditional Chinese medicines, biological product medicines and the like, and the medicines are packaged in the capsule cap and the controlled-release capsule body respectively. Tests show that the capsule preparation can quickly release the medicines, and the release rate of the remained medicines is constant.
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Description

technical field

[0001] The invention relates to the technical field of medicine, in particular to a novel controlled-release capsule with quick release and a preparation method thereof. The controlled-release preparation of the invention can be used for chemical medicines, traditional Chinese medicines, biological products medicines, nutritional substances and the like. The medicines first release an initial dose, and the rest of the medicines release at a constant rate. Background technique

[0002] The research and development of sustained / controlled release preparations has become a hot spot in the research and development of medicine in the world today. Sustained / controlled release preparations can slowly release drugs within a predetermined period as required, provide the human body with an appropriate blood drug concentration, reduce the number of doses and obtain good therapeutic effects. Among them, the drug release of controlled-release preparations is more stable ...

Claims

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