Chlorpheniramine

Chlorpheniramine

Chlorpheniramine is an antihistamine active ingredient available in over-the-counter (OTC) medicines that treat hay fever and other respiratory allergies. It may be written as chlorpheniramine or chlorpheniramine maleate, but it is the same active ingredient. Chlorpheniramine can be the only active ingredient in an allergy medicine or it can be found in medicines that relieve […]

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