Rynatuss


chlorpheniramine

A first-generation alkylamine-type antihistamine (histamine H1 receptor antagonist) used to manage allergic rhinitis and urticaria. It is typically combined with decongestant in various proprietary formulations—e.g., Allerest, Contac, Tylenol Cold/Allergy.

Rynatuss®

Chlorpheniramine, see there.