A composition for treating inflammation and pain, including a hydrogen-generating compound in an amount that increases the amount of hydrogen in an individual and has an anti-inflammatory effect. A composition for treating inflammation and pain, including synergistically effective amounts of pregabalin and lactulose. A method of treating inflammation and pain, by administering a composition comprising a hydrogen-generating compound to an individual in an amount that increases the amount of hydrogen in the individual and has an anti-inflammatory effect.
