Activated Charcoal Carbon Tablets

Orally, activated charcoal is used to treat poisonings, reduce phenytoin levels, reduce intestinal gas (flatulence), lower cholesterol levels, prevent diarrhea caused by the cancer drug irinotecan, reduce phosphate levels in dialysis, prevent hangover, calm upset stomach and treat bile flow problems (cholestasis).Side effects may develop with long-term use: black tongue, black stools, vomiting, diarrhea or constipation.
Activated charcoal interacts with acetaminophen and other drugs, thereby decreasing their efficacy.
As supplements, charcoal pills are not regulated by the U.S. Food and Drug Administration