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.
Patent No.:
Date of Patent:
Apr. 13, 2010
Filed:
Jan. 13, 2006
Tianjiang Sun, Taizhou, CN;
Xiaohong Gu, Taizhou, CN;
Hongguo LU, Taizhou, CN;
Min Chen, Taizhou, CN;
Tianjiang Sun, Taizhou, CN;
Xiaohong Gu, Taizhou, CN;
Hongguo Lu, Taizhou, CN;
Min Chen, Taizhou, CN;
Yangtze River Pharmaceutical (Group) Co., Ltd., Taizhou, CN;
Abstract
The present invention discloses an oral preparation of dyclonine hydrochloride for the endoscopic examination in upper gastrointestinal tract, which has the effects of anesthetization and lubrication, and an oral preparation comprising dyclonine hydrochloride that has the advantages of avoiding foam in the body cavity, preventing vomiting, and offering a clear view. The preparation of the present invention comprises, as main ingredients, 0.2%-3% weight percent of dyclonine hydrochloride, 1%-12% weight percent of polyvinyl alcohol, 1%-10% volume percent of glycerin, 1%-10% volume percent of a defoaming agent, and a balance of a pharmaceutically acceptable adjuvant. The viscosity of the preparation is in a range of 30 to 300 mpa·s and the pH value is in a range of 2.0 to 8.0.