Chlorohydrate d'azélastine

API

N° CAS 79307-93-0

Antihistamines for systemic use

• Azelastine Hydrochloride is the hydrochloride salt form of azelastine, a phthalazinone derivative with antihistaminergic activity.
• White to off-white crystalline powder.
• It's oxidatively metabolized by the cytochrome P450 family into its active metabolite, desmethylazelastine, and two inactive carboxylic acid metabolites.