A clinical trial of a hypotensive agent.
D000959:Antihypertensive Agents; D006973:Hypertension / Q000628:therapy*; D006993:Hypnotics and Sedatives; D011926:Rauwolfia / Q000628:therapy*
D000959:Antihypertensive Agents; D006993:Hypnotics and Sedatives
HYPERTENSION/therapy; RAUWOLFIA/therapy