Interferes with absorption of iron and other minerals when taken internally. Treats chronic diarrhea. Is used as gargle for sore throat. There may be safer, more-effective treatments. Take any medicinal drugs or herbs including aspirin, laxatives, cold and cough remedies, antacids, vitamins, minerals, amino acids, supplements, other prescription or non-prescription drugs.
Dangers outweigh any possible benefits.
None expected if you are under 45, not pregnant, basically healthy, take it for only a short time and do not exceed manufacturer's recommended dosage. Keep cool and dry, but don't freeze. Store safely away from children. Call doctor immediately. Kidney damage characterized by Seek emergency treatment.