Effect of Pharmaceutical Intervention in Pharmacologically Treated Hypertensive Patients-A Cluster-Randomized Clinical Trial: AFPRES-CLM Study.

Background: Evaluate the effect of a community pharmaceutical intervention on the control of blood pressure in hypertensive patients treated pharmacologically.

Methods: A cluster-randomized clinical trial of 6 months was carried out. It was conducted in the Autonomous Community of Castilla-La Mancha (Spain).