Moloko Drencrum
A type of drug laced milk that appeared in Stanly Kubrick's A Clockwork Orange. They drink it in the begining of the movie/book.
"The Korova Milk Bar sells Milk Plus: milk plus synthemesc, vellocet, or Moloko drencrum, which is what we were drinking. This will sharpen you up and make you ready for a bit of the old ultraviolence."