Patent · US Expired

Pharmaceutical formulations

US4997651A · kind A · utility

19Cited by
4References
16Claims
0Family size

Inventors

Key dates

Filing dateNov 18, 1988
Grant dateMar 5, 1991
Priority date
Expiry dateNov 18, 2008

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61P35/00
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

The present invention relates to a new two-component pharmaceutical formulation of melphalan in which the two components comprise PA0 (a) freeze-dried mephalan hydrochloride and PA0 (b) a solvent-diluent comprising a citrate, propylene glycol and ethanol. Substantially pure melphalan, substantially pure melphalan hydrochloride and methods for preparing them are also described.

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