5-ht1d receptor agonist 5-ht1d receptor agonist 5-ht1d receptor agonists are pharmaceutical drugs for the treatment of migraine. they include: triptans (which additionally act as 5-ht1b receptor agonists) ergotamine (which also has other mechanisms of action) dihydroergotamine, a derivative of the former alniditan this article is issued from wikipedia. the text is licensed under creative commons - attribution - sharealike. additional terms may apply for the media files.