title: Increased bishydroxycoumarin requirements in patients receiving phenobarbital.
mesh_terms: D000328:Adult; D000368:Aged; D001780:Blood Coagulation Tests; D002986:Clinical Trials as Topic; D003327:Coronary Disease / Q000188:drug therapy; D001728:Dicumarol / Q000008:administration & dosage*; D006801:Humans; D008297:Male; D008875:Middle Aged; D010634:Phenobarbital / Q000494:pharmacology*
chemical_list: D001728:Dicumarol; D010634:Phenobarbital