24 weeks pregnant. and REALLY bad gas! help!?

im 24 weeks pregnant and about 4 days ago i got a small bit of food poisoning. My doctor said that it wasnt that bad and just to drink water and take Tylenol. Well i feel fine now. except when it comes to going to the bathroom....I have REALLY bad dirreah and every 2 minutes my stomach starts making gargling sounds ..like the sounds it makes when you have really bad gas. and well i have really bad gas. what can i eat? or what can i do to get rid of this horrible gas!? please help! i cant take it anymore!!!