etofamide etofamide etofamide (inn, also known as eticlordifene) is an antiprotozoal drug used in the treatment of amoebiasis. etofamideclinical dataahfs/drugs.cominternational drug namesroutes ofadministrationoralatc codep01ac03 (who) legal statuslegal status in general: ℞ (prescription only) identifiers iupac name 2,2-dichloro-n-(2-ethoxyethyl)-n- acetamide cas number25287-60-9 ypubchem cid65718chemspider59142unii03f36jh21ukeggd07355 ychemblchembl1788393comptox dashboard (epa)dtxsid40179926 echa infocard100.042.522 chemical and physical dataformulac19h20cl2n2o5molar mass427.28 g·mol−13d model (jsmol)interactive image smiles ccoccn(cc1=cc=c(c=c1)oc2=cc=c(c=c2)(=o))c(=o)c(cl)cl inchi inchi=1s/c19h20cl2n2o5/c1-2-27-12-11-22(19(24)18(20)21)13-14-3-7-16(8-4-14)28-17-9-5-15(6-10-17)23(25)26/h3-10,18h,2,11-13h2,1h3key:qtralmgdqmivff-uhfffaoysa-n (verify) its effect against giardia lamblia has been described as modest.