Verapamil: full spectrum calcium channel blocking agent: an overview.

Oral verapamil approved for use in all forms of angina, with its additional heart rate-controlling properties has undergone extensive clinical investigation and use since its initial development and has been demonstrated to be safe, well-tolerated and effective over a broad range of cardiovascular disorders. Further potential therapeutic indications for verapamil use remain to be assessed. Additional research with this exciting drug is ongoing.