Can anybody suggest a treatment for occasional extreme bloating?

From time to time my IBS flares up and when it's at it's worst I suffer extreme bloating. Usually it occurs following eating food (even small snacks). Wind appears to get trapped, made worse by the other effects of suffering IBS ( esp constipation).
At its worst its so bad that if I were a woman I would swear I was pregnant!
I've tried using simethicone but it has little or no effect. I try to eat slowly so as not to take in too much air, but… read more