[Drug-induced hypertension and hypertensive crisis]

Hypertensive reactions and hypertensive crises are observed in the use of various drugs because of hypersympathicotonia, activation of the system renin-angiotensin-aldosteron, delay of sodium and water in the organism, suppressed synthesis of prostaglandins, reaction to antihypertensive drugs withdrawal. How to cope with hypertensive crises, especially in outpatient setting, is described. Thus, when prescribing antihypertensive drugs, practitioners should take into consideration hypertensive reactions and crises.