Mylanta Double Strength 2go chewable tablets offer fast, convienient relief for more frequent sufferers of heartburn and indigestion. Active ingredients: Aluminium Hydroxide-Dried 400mg (equivalent to 50% Aluminium Oxide, anhydrous(Al203)), Magnesium Hydroxide 400mg, Simethicone 40mg. Always read the label. Use only as directed. If symptoms persist, see your healthcare professional. Also available in liquid.