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Last Updated: November 28, 2021

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Patent: 7,731,990

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Summary for Patent: 7,731,990
Title:Powdery composition for nasal administration
Abstract: A powdery composition for nasal administration, where (1) the composition contains (i) a drug, (ii) a water-absorbing and gel-forming base material such as hydroxypropyl cellulose or hydroxypropylmethyl cellulose and (iii) a water-absorbing and water-insoluble base material such as crystalline cellulose or .alpha.-cellulose, (2) wherein the amount of the water-absorbing and gel-forming base material is about 5-40 wt % based on the total of the water-absorbing and gel-forming base material and the water-absorbing and water-insoluble base material, and (3) wherein the drug is unevenly dispersed more on/in the water-absorbing and water-insoluble base material than on/in the water-absorbing and gel-forming base material.
Inventor(s): Dohi; Masahiko (Hino, JP), Nishibe; Yoshihisa (Hino, JP), Makino; Yuji (Tokyo, JP), Fujii; Tako (Hino, JP)
Assignee: Teijin Limited (Osaka, JP)
Application Number:10/860,058
Patent Claims:see list of patent claims

Details for Patent 7,731,990

Applicant Tradename Biologic Ingredient Dosage Form BLA Approval Date Patent No. Expiredate
Nps Pharmaceuticals, Inc. NATPARA parathyroid hormone For Injection 125511 2015-01-23 ⤷  Free Forever Trial 2016-02-27
>Applicant >Tradename >Biologic Ingredient >Dosage Form >BLA >Approval Date >Patent No. >Expiredate

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