Alka-Seltzer Original 20 Tablets Alka-Seltzer Original 20 Tablets Alka-Seltzer Original contains aspirin and is supplied as effervescent tablets that dissolve in water to create a sparkling solution. It provides effective relief from mild to moderate pain and can also help reduce a high temperature. The convenient effervescent format is easy to prepare and take. What Alka-Seltzer Original Is Used For Alka-Seltzer Original may be used for the relief of: Headaches and migraines Backache, lumbago and nerve pain Period pain Toothache and sore throat Cold and flu symptoms Rheumatic and arthritic pain Muscular aches, tenderness and stiffness Joint pain, swelling and stiffness Strains and sprains High temperature and fever Pack Contents This pack contains 20 white effervescent tablets in protective foil pouches.