Category:
Other Specialized Reagents
CAS NO:
50679-08-8
Standard:
USP,BP,EP,In-house Standards,
Terfenadine is a second-generation antihistamine historically produced via chemical synthesis. Its molecular formula is C22H27NO2 and CAS number is 53143-56-3. Due to cardiac safety concerns, it has been largely withdrawn from the market.
Strictly contraindicated with CYP3A4 inhibitors due to torsades de pointes risk. Requires cold storage in dry, ventilated environments away from oxidizers.