Patent · US Expired

Diltiazem pharmaceutical spheroid formulation

US5508044A · kind A · utility

11Cited by
4References
2Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 22, 1994
Grant dateApr 16, 1996
Priority date
Expiry dateJul 22, 2014

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61P9/12
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

A solid oral dosage form comprising diltiazem (or a pharmaceutically acceptable salt thereof) in controlled release form and hydrochlorothiazide in immediate release form. Preferably, the controlled release component comprises a plurality of spheroids comprising diltiazem and a spheronizing agent.

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