Patent · US Expired

Solid drug formulations and stable suspensions

US5002940A · kind A · utility

5Cited by
3References
10Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 28, 1985
Grant dateMar 26, 1991
Priority date
Expiry dateOct 28, 2005

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61K47/24
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

The invention relates to solid drug formulations obtainable by lyophilization for the preparation of stable suspensions and to the stable suspensions themselves, which formulations contain 4-hydroxy- or 4-acyloxy-4-androstene-3,17-diones.

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