Freeze drying preparation of amifostine, and preparation method

A technology of freeze-dried preparations and amifostine, which is applied in freeze-dried transportation, pharmaceutical formulations, medical preparations containing active ingredients, etc., to achieve stable performance, facilitate large-scale production, and facilitate transportation and storage
CN1695626AActive Publication Date: 2005-11-16深圳市资福药业有限公司

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
深圳市资福药业有限公司
Publication Date
2005-11-16
Patent Text Reader

Abstract

A freeze-dried amifostine is prepared from amifostine, acetone and the solution of pharmacologically acceptable excipient through prefreezing, sublimated drying, and drying again.
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Description

technical field

[0001] The invention belongs to the field of pharmaceutical preparations, and in particular relates to a freeze-dried amifostine preparation and a preparation method thereof. Background technique

[0002] Amifostine is an alkyl phosphorothioate compound (dihydrogen phosphorothioate S-2-(3-aminopropylamino) ethyl ester), it is a broad-spectrum selective cell protector, the main function is to protect Hematopoietic stem cells have obvious protective effects on red and white blood cells and platelets, and can reduce the toxic and side effects of radiotherapy and chemotherapy on the liver, kidney, heart, and nervous system. It is mainly suitable for the adjuvant treatment of tumor radiotherapy or cytotoxic chemotherapy. On the other hand, the combination of amifostine and radiotherapy or cytotoxic antineoplastic drugs can enhance the patient's tolerance to antitumor treatment, which is conducive to increasing the treatment dose and shortening the treatment period...

Claims

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