Urapidil hydrochloride
CAS 64887-14-5
Hypertension medication
Urapidil hydrochloride is a selective alpha receptor blocker, and its antihypertensive effect has a dual mechanism of central and peripheral mechanisms, but mainly the peripheral dual mechanism.
Urapidil hydrochloride is a synthetic antihypertensive agent acting as an alpha-1 adrenergic blocker and 5-HT1A receptor agonist. Its core synthesis involves the chlorination of specific precursor intermediates under controlled conditions. The molecular formula is C20H26N4O3·HCl, with CAS No. 78933-35-0.
Contraindicated in patients with severe bradycardia or heart block. Store in cool, dry conditions below 25°C away from direct light. Handle with appropriate PPE to avoid skin contact and inhalation of dust particles.