Thalidomide, sold under the brand names Contergan and Thalomid among others, is a medication used to treat a number of cancers, graft-versus-host disease, and a number of skin conditions including complications of leprosy.
Thalidomide is a sedative drug discovered at the end of the 50s, which caused a worldwide tragedy. The drug has been prescribed to many pregnant women in order to relieve pregnancy nausea.