special subjects
Black Cohosh
Adverse Effects
Adverse effects are uncommon. The most likely are headache, rash, and gastrointestinal distress. Dizziness, diaphoresis, and hypotension (if high doses are taken) may occur. sensitivity, liver disease, hormone-sensitive cancers (eg, certain kinds of breast cancer per animal data), stroke, or high blood pressure. The US Pharmacopeia (USP), based on a few case reports ( References ), has recommended that ( References ). 