Gas and bloating. Prescribes medicin!

I have been suffering gastric problem from 4-5 days.a gastric pain is always upper abdominal means after chest there is a gastric pain always happening. I took medicine pan 40, omez 20,diegine gel. but it didn't work.then I took injection to reduce gastric pain. I notice that I can't tolerate lactose product, specially heavy sweet and curd also. I take normal curd not sweet curd after every lunch. but I notice it is too irritation my stomach and makes gastric pain. I eat nonveg.but I eat nonveg only daytime and at night I don't eat non veg. I like to eat green vegetables,almonds(2-3),fish soup, fruits like banana, cucumber,sometimes apple. I workout 3-4times a week. I prefer light food but nothing has changed. I have a problem pcos but I don't take medicine now. I take workout to reduce my weight. But one of my big problem is depression, anxiety. I am suffering depression from 14 years. I take medicine clonotril-2,stalopam20, Q-mind sr50 for a long time.help medoctor prescribes medicin