Patent · US Expired

Hormone preparation and method

US5276022A · kind A · utility

29Cited by
38References
10Claims
0Family size

Assignee

Inventor

Key dates

Filing dateNov 5, 1991
Grant dateJan 4, 1994
Priority date
Expiry dateNov 5, 2011

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61K31/57
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

This invention is concerned with a contraceptive formulation and a method of contraception which employs a combination of estrogen and progestin and wherein a short period of relatively dominant estrogenic activity alternates with a short period of relatively dominant progestagenic activity. The invention also concerns a hormonal replacement formulation and method for use in menopausal or castrate women which employs a similar combination of estrogen and progestin.

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