Relieves Gas Fast • Pressure • Bloating • Discomfort Gas-X Extra Strength Softgels are concentrated to contain liquid gas-fighting medicine in a small softgel so they are easy to swallow, and there is no chalky taste. Gas-X Extra Strength Softgels offer fast, effective relief of pressure and bloating that antacids cant provide. They are specially formulated with simethicone, the antigas medicine doctors recommend most for pressure, bloating or discomfort referred to as gas.