Patent · US Expired

Diltiazem formulation

US5286497A · kind A · utility

108Cited by
7References
13Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 6, 1993
Grant dateFeb 15, 1994
Priority date
Expiry dateMay 6, 2013

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61K31/55
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

The present invention is directed to a diltiazem formulation suitable for one a day administration. The formulation contains a blend of diltiazem beads having two differing dissolution profiles.

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