mianserin
/mʌɪˈansərɪn/Pharmacology
noun
A tetracyclic antidepressant with sedative effects, given orally as the hydrochloride; 1,2,3,4,10,14b-hexahydro-2-methyldibenzo[c,f]pyrazino[1,2a]azepine, C18H20N2.
Origin
1970s. Origin unknown; the element -anserin is perhaps from an- + ser- and -in.