Hello dear I understand your concern Pill is still effective as you have chewed and then swallowed. Gas problem is due to the side effect of the pill. It contain high progesterone and cause relaxation of smooth muscle of the gastrointestinal tract and cause gas problem. Take tablet gas x and uni enzyme Drink plenty of water Take small frequent meal rather than large meal Take light diet like banana, rice, toast, yogurt and buttermilk. Do regular exercise like walking and running. Hope this may help you Best regards Dr. Sagar