Others may have stomach cramping or diarrhea if they are intolerant to the lactose often used to sweeten liquid products. Never give it to kids under 18 unless prescribed by your doctor. Camphor-containing products such as Vicks VapoRub can cause convulsions in children if accidentally ingested or absorbed through the nose. Never rub on your child's skin or put it in a vaporizer. Analgesics relieve minor aches, headaches, muscle pain, and post-immunization reactions.
Antipyretics are medications designed to reduce fever.
Antihistamines dry up secretions of the respiratory tract and can minimize allergy symptoms. They are rarely effective against colds. Decongestants help unclog nasal passages and clear congestion. Expectorants help loosen mucus in the lungs so it can be coughed up and expelled. Supressants, or antitussives , relieve the irritation of dry, unproductive coughs.