Guaifenesin+Chlorpheniramine+Dextromethorphan+Menthol is used in the treatment of dry cough.

This is a combination of four medicines: Guaifenesin, chlorpheniramine, dextromethorphan and menthol which relieve cough and cold symptoms. Guaifenesin is an expectorant which decreases the stickiness of mucus (phlegm) and helps in its removal from the airways. Chlorpheniramine is an antiallergic which relieves allergy symptoms like runny nose, watery eyes and sneezing. Dextromethorphan is a cough suppressant that relieves cough by reducing the activity of cough centre in the brain. Menthol is an organic compound which produces a sensation of coolness and relieves minor throat irritation.

Nausea, Vomiting, Diarrhoea, Stomach pain, Stomach upset, Sleepiness, Dizziness, Headache, Rash, Urticaria