HINCOLD-DX Syrup is used in the treatment of dry cough. Hincold dx syrup is a combination of three medicines: Chlorpheniramine maleate, Phenylephrine and Dextromethorphan Hydrobromide, which relieves dry cough. Chlorpheniramine is an anti allergic which relieves allergy symptoms like runny nose, watery eyes and sneezing. Phenylephrine is a potent and safe nasal decongestant. Dextromethorphan Hydrobromide is a cough suppressant that relieves cough by the reducing the activity of cough center in the brain.