Piriton CS Cough Suppressant is a combination medicine consists of dextromethorphan and chlorpheniramine. It is used to treat dry cough. It is also an effective medication for the treatment of allergic symptoms like sneezing, runny nose, throat irritation, watery eyes, and redness of the nose. Q: What PIRITON CS SYRUP is used? A: PIRITON CS SYRUP is used to relieve cough due to throat or bronchial irritation, sneezing and running nose caused by cold, dry cough, allergic cough, post-operative cough, smokers cough, and night-time cough. Piriton CS Syrup is a combination of two medicines used in the treatment of dry cough. It can provide temporary relief of cough due to throat irritation, sneezing, and running nose. It works by reducing the activity of the brain's cough center and blocking the effects of histamine. Piriton CS is used for Dry cough. Know it’s uses, side effects, reviews, composition and precautions only on 1mg.