Hi There I Need Some Advice .in May Last Year

Hi there I need some advice .in May last year I got a bad stomache infection called H pylori and I was really unwell I was given the triple antibiotic treatment. Which made me really unwel . I had a stool test and I was in the clear .i was still nt feel well I was making quite a lot trips to the toilet .so I made quite a few vists to the Gp and then I was referred endoscopy and also I had a biopsy and I was in the clear .but I'm still having problems with my stomache I have been making a lot of trips to the toilet my bowel is diffrent every time bt mostly runny ,i and having to strain my self while on the toilet . My food digests ever so quickley and then I start to feel very hungry .
I hope u are able to advise me .