z-pak or azithromycin does have common side effects of stomach upset and diarrhea. taking this medication with food may help with your upset stomach. if your diarrhea becomes more intense it is important to stay hydrated by taking in fluids and replenishing your electrolytes. the diarrhea should subside within a few days to a week after you have finished the medication. if the side effects are unbearable talk to your health care provider about prescribing another antibiotic. just remember that all antibiotics can have an effect on the normal flora of your gi tract.
i'm currently taking a z-pak antibiotic and it causes stomach upset and diarrhea. can i take pepto-bismol for relief?