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:
Mar. 24, 2026
Filed:
Dec. 30, 2021
Dong Kook Pharm. Co., Ltd., Seoul, KR;
Ye Ri Lee, Gyeonggi-do, KR;
Sung Hoon Jun, Gyeonggi-do, KR;
Jong Sil Kim, Gyeonggi-do, KR;
Kye Wan Lee, Seoul, KR;
DONG KOOK PHARM. CO., LTD., Seoul, KR;
Abstract
Provided is a pharmaceutical composition comprising as active ingredients: 5 mg of tadalafil or a pharmaceutically acceptable salt thereof; and 0.5 mg of dutasteride or a pharmaceutically acceptable salt thereof, wherein the dissolution rate of tadalafil under the dissolution conditions of a paddle rate of 50 rpm in 500 mL of a dissolution solution having a pH of 1.2 and containing 0.25% of SLS is 60-75% after 5 minutes and 80% or more after 30 minutes, and the dissolution rate of dutasteride under the dissolution conditions of a paddle rate of 50 rpm in 500 mL of a dissolution solution containing water and 0.1% of SLS is 50% or more after 15 minutes and 85% or more after 30 minutes.