Patient education and adherence to treatment
Patient aged
under 55
Step 1
ACE inhibitor or low-cost ARB
Patient aged over 55 or of African or
Caribbean family origin of any age
Step 1
Calcium channel blocker
Step 2
ACE inhibitor or low-cost ARB + calcium channel blocker
Step 3
ACE inhibitor or low-cost ARB, calcium channel blocker + thiazide-like diuretic
Step 4: Resistant hypertension
ACE inhibitor or low-cost ARB + calcium channel blocker + thiazide-like diuretic
+ consider further diuretic or alpha-blocker or beta-blocker