title: Once daily combination therapy for hypertension.
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D001262:Atenolol / Q000008:administration & dosage / Q000627:therapeutic use; D002752:Chlorthalidone / Q000008:administration & dosage / Q000627:therapeutic use*; D002986:Clinical Trials as Topic; D004311:Double-Blind Method; D004338:Drug Combinations; D004359:Drug Therapy, Combination; D005260:Female; D006801:Humans; D006973:Hypertension / Q000188:drug therapy*; D008297:Male; D008875:Middle Aged
chemical_list: D004338:Drug Combinations; D001262:Atenolol; D002752:Chlorthalidone