I am back on flagyl, my doc said he cand keep me on it long term because it can be worse than the chrons.it cause upset somehow it the intestines. I made a mistake and maybe you can help me. I was to get blood work and a stool specimen. I forgot and it was to be before the flagyl i took 4 pills how lo
ng do I wait if I stopped the flagyl to get the tests. he said before flagyl and i just totally forgot.