It should be added to a Vicks Vaporizer or other hot/warm steam humidifiers, to increase the action of steam to moisten dry, irritated breathing passages. The VapoSteam camphor can temporarily relieve coughs due to minor throat and bronchial irritation associated with a cold. This product can be used to take care of certain symptoms that make breathing difficult. The humidifier Vaposteam will make a useful addition to other cold and flu products in the medicine cabinet. It will come in handy during certain parts of the year when the weather and conditions make breathing hard. This product is not intended for internal use and should not be given to children under 2 years old. The Vicks VapoSteam 8 fl. oz. can be added to a humidifier and inhaled while the user is comfortably relaxing, to promote a fast recovery.