WHAT POPULAR SOFT DRINK CONTAINED THE DRUG LITHIUM – NOW AVAILABLE ONLY BY PRESCRIPTION – WHEN IT WAS INTRODUCED IN 1929? July 14, 2017 By Show answer 7-UP, WHICH ORIGINALLY WAS MARKETED UNDER THE NAME BIB-LABEL LITHIATED LEMON-LIME SODA. LITHIUM, NOW USED TO TREAT MANIC DEPRESSION, WAS ELIMINATED FROM THE FORMULA IN THE MID-1940S More Drinks & Beverages QuestionsMore Food & Drink Questions