1790010 VRP verapamil hydrochloride 17 491534 VH verapamil hydrochloride 16 1778992 VER verapamil hydrochloride 5 493530 VP verapamil hydrochloride 5 3645531 VHCl verapamil hydrochloride 4 3112996 VP HCl verapamil hydrochloride 2 1788127 VPH verapamil hydrochloride 1 1788318 VPL verapamil hydrochloride 1 518762 VerHCl verapamil hydrochloride 1 3654355 VpCl verapamil hydrochloride 1