Cough Suppressant/Expectorant. Relieves: Coughs plus chest congestion. Oral syringe enclosed. Alcohol-free cough formula. Physician recommended. The Robitussin brand, with over 50 years of experience, is your guarantee that this product was manufactured with high quality ingredients, under strict demands for quality and safety. More doctors and pharmacists recommend Robitussin than any other over the counter cough medicine brand. Robitussin is committed to providing excellent products for your family. Each 2.5 ml contains: Sodium 5 mg.