Category:
Preclinical Research Services
CAS NO:
163837-48-7
Standard:
USP, EP,
S-Levocetirizine is the active R-enantiomer of cetirizine, a third-generation antihistamine. Produced via enzymatic resolution or chiral synthesis, it exhibits superior potency with reduced sedation. Molecular Formula: C17H19ClN2O3; CAS No.: 108661-95-4.
Contraindicated in patients with severe renal impairment without dosage adjustment. Store in cool, dry conditions below 25°C to maintain stability. Avoid direct sunlight exposure during handling.