Dantrolene sodium intravenous--verapamil.
D000818:Animals; D002318:Cardiovascular Diseases / Q000139:chemically induced*; D003620:Dantrolene / Q000633:toxicity*; D004347:Drug Interactions; D013552:Swine; D014700:Verapamil / Q000633:toxicity*
D014700:Verapamil; D003620:Dantrolene