s if you are also using probenecid (Benemid??), sulfinpyrazone (Anturane??), or antacid or stomach medicine including ranitidine, sucralfate, Carafate??, Pepcid??, Tagamet??, or Zantac??.Do not drink alcohol while you are using this medicine.Tell your doctor if you are using any medicines that make you sleepy.