Synonyms: Ergotamine methansulfonate;Ergotamine methanesulfonate;Ergotamine, monomethanesulfonate (1:1) (salt);(5'|A)-5'-benzyl-12'-hydroxy-2'-methyl-3',6',18-trioxoergotaman methanesulfonate(1:1);62192-83-0;Ergotaman-3',6',18-trione, 12'-hydroxy-2'-methyl-5'-(phenylmethyl)-, (5'-alpha)-, monomethanesulfonate (salt);AC1L34Y1;KST-1A6624;AR-1A6599;LS-64557