Hypertension is a major risk factor for cardiovascular disease. Hypertension is more difficult to control in patients with diabetes due to various pathophysiological factors. This document discusses hypertension in diabetes in depth, including definitions, types, causes, management goals, refractory hypertension, and treatment approaches. Treatment involves optimizing drug regimens, addressing medication non-adherence, and considering secondary causes of hypertension such as kidney disease or obstructive sleep apnea.