During the Prohibition era, the U.S. Government allowed Whiskey to be sold through pharmacies. As a result, Walgreens grew from 20 retail stores to almost 400.
During prohibition in the US an exemption was made…
During prohibition in the US an exemption was made for whiskey prescribed by a doctor and sold through a pharmacy. The Walgreens pharmacy chain grew from 20 retail stores to almost 500 during this period, from 1920 to 1933. 10