Disprin Extra Strength 500mg tablets is made extra strong with 500mg of aspirin. The tablets dissolve easily in the mouth or in water, and get to work fast to reduce a minor aches and pains. Disprin provides rapid effective temporary relief from pain, headaches and migraine headaches, rheumatic and arthritic pain, fibrositis, neuralgia, toothache, cold & flu symptoms, sore throats, period pain, inflammation associated with back and muscular pain, strains and sprains. Reduces fever.