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heartburn, and allergic reactions including flushing, headache, and mouth sores.
Peppermint oil, when taken by mouth in pills with a special (enteric) coating to prevent contact with the stomach, seems safe for children 8 years of age and older.
Do not take peppermint oil in medicinal amounts if:
Report Problems to the Food and Drug Administration
You are encouraged to report negative side effects of prescription drugs to the FDA. Visit the FDA MedWatch website or call 1-800-FDA-1088.