You can search for trials, but you probably can't join any because the 1% Treaty hasn't passed yet. Most trials are severely limited by lack of funding and bureaucratic barriers. Help change this!
Active Clinical Trials
1 active trial recruiting for Chlorthalidone in Hypertension
Effects of Antihypertensive Drug Treatment on Brain Blood Flow, Cognition, and Regulation of Nervous System in Older Adults With Hypertension.