arotinolol arotinolol arotinolol (inn, marketed under the tradename almarl) is a medication in the class of mixed alpha/beta blockers. it also acts as a β3 receptor agonist. a 1979 publication suggests arotinolol as having first been described in the scientific literature by sumitomo chemical as "β-adrenergic blocking, antiarrhythmic compound s-596". arotinololclinical datatrade namesalmarlother namess-596ahfs/drugs.cominternational drug namesroutes ofadministrationoral (tablets)atc codenonelegal statuslegal status in general: ℞ (prescription only) pharmacokinetic databioavailability2 hourselimination half-life10 hoursidentifiers iupac name (rs)-5-(2-- 1,3-thiazol-4-yl)thiophene-2-carboxamide cas number68377-92-4 npubchem cid2239chemspider2152 yunii394e3p3b99keggd07465 ychemblchembl93298 ycomptox dashboard (epa)dtxsid3022619 chemical and physical dataformulac15h21n3o2s3molar mass371.53 g·mol−13d model (jsmol)interactive image smiles cc(c)(c)ncc(csc1=nc(=cs1)c2=cc=c(s2)c(=o)n)o inchi inchi=1s/c15h21n3o2s3/c1-15(2,3)17-6-9(19)7-21-14-18-10(8-22-14)11-4-5-12(23-11)13(16)20/h4-5,8-9,17,19h,6-7h2,1-3h3,(h2,16,20) ykey:bhiaipwsvyskjs-uhfffaoysa-n y ny (what is this?) (verify) medical uses it is used in the treatment of high blood pressure and essential tremor. recommended dosage is 10 to 30 mg per day.