Fig. 1From: The coArtHA trial—identifying the most effective treatment strategies to control arterial hypertension in sub-Saharan Africa: study protocol for a randomized controlled trialStudy interventions and drug dosing according to study arm. OD, once daily. $ Increases in dosages only if target BP is not reached (see above). * In case of orthostatic hypotension or adverse events, medication will be reduced to the prior step—or to half of the initial dosage. ** if regimen shows insufficient effect, individualized adaptation possible according the treating physicianBack to article page