(a) Mean number of antihypertensive medication classes over time by intervention group. Classes are ACE-inhibitors, alpha-blockers/agonists, aldosterone receptor blockers, angiotensin II receptor blockers, beta-blockers, calcium channel blockers (non-DH), calcium channel blockers (DH), central alpha-2 agonists, combined A-B blockers, direct vasodilators, diuretics (thiazide), diuretics (loop), and diuretics (K-sparing). (b) Mean percent changes in weight over time by intervention group.