Diltiazem extended-release (Cardizem Cd) is a calcium channel blocker used to prevent chest pain.

Founded in 1959, Bausch Health manufactures a range of brand, generic, and OTC medications for more than 90 countries. Their global headquarters are in Canada. They have manufacturing facilities in the U.S., Brazil, Canada, Colombia, Egypt, Germany, Ireland, Italy, Mexico, Poland, Serbia, the U.K., and the UAE.