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:
Nov. 04, 2025
Filed:
Jan. 29, 2020
Aska Pharmaceutical Co., Ltd., Tokyo, JP;
Hideo Kobayashi, Kanagawa, JP;
Atsushi Shinbo, Kanagawa, JP;
Youichi Nakano, Kanagawa, JP;
Yuta Ito, Kanagawa, JP;
Junichi Watanabe, Kanagawa, JP;
ASKA PHARMACEUTICAL CO., LTD., Tokyo, JP;
Abstract
Provided is a urination disorder-improving agent useful for treating or improving (or alleviating) a urination disorder regardless of the degree or presence of prostatomegaly. The urination disorder-improving agent contains a 2-oxapregnane compound represented by the following formula (1) as an active ingredient. (In the formula, Rto Rrepresent an alkyl group such as methyl group, Rrepresents an alkylcarbonyl group such as acetyl group, X represents a halogen atom such as a chlorine atom, Y represents a hydroxyl group or oxo group bonded to the 11-position, 15-position, or 16-position of the steroid skeleton.)