The medication causes a lot of gastrointestinal side effects and you can obtain the same benefits simply by following a slow - carb diet. (healthyeating.sfgate.com)
When you think of how a food allergy affects people you probably think of gastrointestinal side effects — things like vomiting, gas, and diarrhea. (dogfoodinsider.com)
High doses of supplemental iron (45 mg / day or more) may cause gastrointestinal side effects, such as nausea and constipation [5]. (ods.od.nih.gov)