COFZI-AF SYRUP with a powerful formulation of Phenylephrine hydrochloride 5mg + Chlorpheniramine Maleate 2mg is providing effective relief from allergic and cold-related symptoms. Phenylephrine acts as a nasal decongestant that helps reduce swelling in the nasal passages, relieving a blocked or stuffy nose, while Chlorpheniramine is an antihistamine that helps control symptoms such as sneezing, runny nose, watery eyes, itching, and throat irritation.