title: Multiclinic evaluation of timolol in the treatment of mild-to-moderate essential hypertension.
mesh_terms: D000959:Antihypertensive Agents; D001794:Blood Pressure / Q000187:drug effects; D001919:Bradycardia / Q000209:etiology; D002986:Clinical Trials as Topic; D004311:Double-Blind Method; D006801:Humans; D006973:Hypertension / Q000188:drug therapy*; D010919:Placebos; D011412:Propanolamines / Q000627:therapeutic use*; D011674:Pulse / Q000187:drug effects; D013999:Timolol / Q000009:adverse effects / Q000627:therapeutic use*
chemical_list: D000959:Antihypertensive Agents; D010919:Placebos; D011412:Propanolamines; D013999:Timolol