Hello dear , hi Welcome to Healthcaremagic.com I have evaluated your query thoroughly . * This is in relation with acute gastritis with food poisoning . * Guidelines for better recovery at present - Drink more liquids in sessions . - Prefer soft , light diet . - Avoid oily , spicy , non veg stuffs , hot beverages , junk foods . - Intake of proton pump inhibitor as omeprazole ( 20 ) mg with sips of water morning and evening before meals help a lot . - Avoid stress , anxiety . - Manage to have regular sound sleep of 8 hours . - Avoid smoking , alcohol if using . Hope this will help you for sure . Wishing you fine health ahead . Regards dear take care .