SHEET /m/azelastine · PubChem CID 2267 · CAS 58581-89-8 · REV 2026.07
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Azelastine
from sourceC22H24ClN3O · 381.9 g/mol
Optilast · Vividrin akut Azelastin
What is Azelastine?
An antihistamine nasal spray sold as Astelin and Astepro, sold without a prescription in the United States. It is known for a bitter aftertaste. from source
CategoryPrescription medicine
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Fig. 1 · 2D structure RDKit
SMILES
CN1CCCC(CC1)N2C(=O)C3=CC=CC=C3C(=N2)CC4=CC=C(C=C4)ClWhere you'll find it
Dispensed on prescription, not sold on a shelf. See the rest of the prescription medicine group.
Toxicity & hazards
WarningIrritantHealth hazardH302, H312, H315, H332, H335, H351, H413from source