Piriton CS Syrup is used in treatment or management of Cough. Learn more about its uses, side effects, dosage, composition, price and order it online from PharmEasy with fast delivery and extra discount. PIRITON CS may cause drowsiness, dizziness, blurred vision and psychomotor impairment, which can seriously hamper the patients' ability to drive and use machinery. It reduces throat discomfort and helps improve breathing ease. Piriton CS Syrup 100 ml composition includes two active ingredients chlorpheniramine maleate (4 mg) and dextromethorphan hydrobromide (10 mg). It is commonly used as an antihistamine and cough suppressant. 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.