Patent · US Active

Use of estetrol as emergency contraceptive

US9579329B2 · kind B2 · utility

15Cited by

2References

12Claims

0Family size

Assignee

Estetra SPRL · BE

Inventors

Wout Wouters · Putten, NL
Herman Jan Tijmen Coelingh Bennink · Driebergen-Rijsenburg, NL
Ludivine Petit · Embourg, BE
Jean-Michel Foidart · Liège, BE

Key dates

Filing date	Aug 9, 2012
Grant date	Feb 28, 2017
Priority date	—
Expiry date	Aug 9, 2032

Classification

Technology area (CPC A)Human Necessities
CPC primaryA61P15/18
WIPO fieldPharmaceuticals
WIPO sectorChemistry

Abstract

The present invention relates to a new use of tetrahydroxylated estrogens such as estetrol (1,3,5(10)-estratrien-3, 15α, 16α, 17β-tetrol), namely in a method of emergency contraception. The method of emergency contraception according to the invention comprises the oral administration of estetrol in a single dose within 120 hours of sexual intercourse.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.