Category:
Active Pharmaceutical Ingredients
CAS NO:
/
Standard:
In-house Standards,
Levocetirizine Dihydrochloride is the active R-enantiomer of cetirizine, a second-generation antihistamine. Manufactured via asymmetric synthesis or chiral resolution, its molecular formula is C17H20ClN3O·2HCl with CAS 149631-56-3.
Dose adjustment required for renal impairment; avoid use in severe hepatic dysfunction. Store in tightly sealed containers below 25°C away from light and moisture to maintain stability.