OTC
Cough and Cold Combination (Antitussive, Decongestant, Antihistamine)
Dextromethorphan Hydrobromide; Phenylephrine Hydrochloride; Chlorpheniramine Maleate
Last reviewed April 2026
Who is this for?
What is this drug?
This is a combination medicine containing three active ingredients — dextromethorphan (a cough suppressant that calms your cough reflex), phenylephrine (a decongestant that unblocks your stuffy nose), and chlorpheniramine (an antihistamine that stops sneezing, runny nose, and watery eyes). It is commonly sold in Nigeria as Emzolyn 4 Way Syrup.
What is it used for?
Coughblocked noserunny nosesneezingwatery eyescold and flu symptomscatarrh
Available Over The Counter
Available at pharmacies without a prescription. Rules may vary by country.
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