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:
Feb. 06, 2024

Filed:

Mar. 28, 2023
Applicant:

King Abdulaziz University, Jeddah, SA;

Inventors:

Omar D. Al-hejaili, Jeddah, SA;

Khalid M. El-Say, Jeddah, SA;

Tarek A. Ahmed, Jeddah, SA;

Hossam S. El-Sawy, Jeddah, SA;

Fathy I. Abd-Allah, Jeddah, SA;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61K 9/20 (2006.01); A61K 9/00 (2006.01); A61K 31/506 (2006.01);
U.S. Cl.
CPC ...
A61K 9/2027 (2013.01); A61K 9/006 (2013.01); A61K 9/2009 (2013.01); A61K 9/2018 (2013.01); A61K 9/2054 (2013.01); A61K 9/2095 (2013.01); A61K 31/506 (2013.01);
Abstract

A buccal tablet formulation has a polyvinylpyrrolidone K-90 as a solid dispersion polymer, a hydroxypropyl methylcellulose as a mucoadhesive polymer, a sodium deoxycholate as mucopenetration enhancer, a porous silicon dioxide (e.g., FujiSil), mannitol, and avanafil. The ratio of PVP K-90 to AVA is approximately 2:1 (e.g., 2.3:1 to 1.7:1) in the tablet. Methods of making the buccal tablet with enhanced bioavailability and prolonged duration and methods of using the formulation for the treatment of erectile dysfunction are also provided.


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