0 Shailesh Sharma Richa gupta GD Gupta 2008 Drug One 06/2008 Aromatherapy is the use of volatile plant oils, including essential oils, for psychological and physical well-being. Although the term aromatherapy was not used until the 20th Century, the foundations of aromatherapy date back thousands of years. The use of essential oils in particular date back nearly one thousand years.