Hi ive had a nasty viral infection for about 5 or 6 weeks making me loose my appetite and feel very unwell,, right off my food ,, ive now been given Ranitidine as ive tried omeprazole and another 1 beginning will l and they just made me feel very sick ,, im having a colonoscopy in april,, do you think the stomach acid would go on its own if i didnt take themeds?