Thanks for consulting me at HCM. I have carefully worked through your case, and can well realize your health worries. Being your physician, I want to assure, I will take care all of your medical concerns according to latest medical practice guidelines. Probability:- You need proper antibiotic course for the tummy flu that is bacterial infections and is commonly called Gastroenteritis. Medication guidelines:- Pantoprazole+Levosulpiride before meals by mouth. Rifaximin if not allergic to. Buscopan for relief of cramps. If you feel more frequency of stools, ask your physician to add Imodium for that. Pedialyte Oral Rehydration Solution for revitalizing and to restore the fluid and electrolyte balance. Take Citrucel dietary fiber supplement with plenty of water for better outcome and keep it in routine diet. If after 2 weeks you feel that nothing is working anymore for you, ask your primary care physician to refer you to a gastroenterologist for assessment who will go for some diagnostics like Colonoscopy and if needed gastroscopy too. May be there is some other cause of your illness then. Hope I answered all of your questions. Please click on I Find This Answer Helpful and don t forget to add your precious positive feedback to help me able to assist you better in future too. For any disease you have, a timely follow-up regarding treatment efficacy and to see if there is any need to change the treatment options is very necessary. So keep a follow up to see how you doing. Remember to write down my name in the start of your question next time, & I will be with you right away. I am available 24/7 for providing you expert medical opinion on any health issue. Have a blessed time ahead. Regards! DR. MUHAMMAD HANIF USA