Cof & Cold Syrup is used for Acidity, Patients with metabolic alkalosis, Patients with hypochloremic  states, Allergy, Hay fever, Common cold, Watery eyes, Itchy throat/skin, Anaphylactic shock, Rhinitis and other conditions. Cof n Cold Syrup may also be used for purposes not listed in this medication guide. Cof & Cold Syrup contains Ammonium Chloride, Chlorpheniramine Maleate, Menthol Crystal and Sodium Citrate as active ingredients. Cof  & Cold Syrup works by increasing the excretion of extracellular electrolytes and water out of the body; blocking H1-receptor sites on tissues; regulating the intake of sodium and potassium; alleviating the itching;