Revco

Revco Discount Drug Stores (known simply as Revco or Revco, D.S.), once based in Twinsburg, Ohio, was a major drug store chain operating through the Ohio Valley, the Mid-Atlantic states, and the Southeastern United States. The chain's stock was traded on the New York Stock Exchange (NYSE) under the ticker RXR. When it was sold, the chain had over 2,500 stores.