telmisartan [ Abbott brand of telmisartan,BIBR-277,Micardis,4'-((1,4'-dimethyl-2'-propyl(2,6'-bi-1H-benzimidazol)-1'-yl)methyl)-(1,1'-biphenyl)-2-carboxylic acid,BIBR 277,Boehringer Ingelheim brand of telmisartan,Glaxo Wellcome brand of telmisartan,GlaxoSmithKline brand of telmisartan,Pritor ] angiotensin II receptor antagonist and antihypertensive agent; structure given in first source