The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
May. 17, 2016

Filed:

Aug. 31, 2011
Applicants:

Qiang Zhang, Beijing, CN;

Wenbing Dai, Beijing, CN;

Jiancheng Wang, Beijing, CN;

Xuan Zhang, Beijing, CN;

Inventors:

Qiang Zhang, Beijing, CN;

Wenbing Dai, Beijing, CN;

Jiancheng Wang, Beijing, CN;

Xuan Zhang, Beijing, CN;

Assignee:

PEKING UNIVERSITY, Beijing, CN;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61K 47/44 (2006.01); A61K 9/00 (2006.01); A61K 9/107 (2006.01); A61K 47/24 (2006.01); A61K 9/08 (2006.01);
U.S. Cl.
CPC ...
A61K 47/44 (2013.01); A61K 9/0019 (2013.01); A61K 9/08 (2013.01); A61K 9/107 (2013.01); A61K 47/24 (2013.01);
Abstract

A liquid composition of an insoluble medicament and a preparation method thereof are disclosed. The composition includes insoluble medicament, oil for injection, phospholipid, and solvent; the percentage by weight of each component is as follows: insoluble medicament 0.01-10%, oil for injection 0%-20%, phospholipid 10-80%, solvent 20-89%. The preparation method for the composition includes the following steps: dissolving an insoluble medicament into solvent or oil for injection or a mixture thereof firstly, and then adding other components, and mixing uniformly; or dissolving an insoluble medicament into a mixture of other components, and mixing uniformly; or dissolving an insoluble medicament into part of solvent firstly, and then adding into a mixed solvent of other components and the remaining solvent, and mixing uniformly.


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Zhang, Qiang. (2016). Liquid compositions of insoluble drugs and preparation methods thereof (U.S. Patent No. 9339553). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9339553

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