What drug is the main ingredient referenced in the "drank" of the song Drank in My Cup?
Purple drank Purple drank is a slang term for a concoction which includes a prescription-strength cough syrup used in a manner inconsistent with its labeling, thus making it a recreational drug. The mixture became popular in the hip hop community in the southern United States in the 1990s, originating in Houston.
Charantin Charantin is a chemical substance obtained from the Asian bitter melon ("Momordica charantia"), reputed to be responsible for the hypoglycaemic properties of those plants. It was identified by Lolitkar and Rao in 1960. It was also found in the similar African species "M. foetida", by A. Olaniyi in 1975, under the name foetidin.