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St. John’s Wort

Also indexed as: Hypericum, Klamath Weed

Drug Interactions

Certain medicines interact with St. John’s wort: Some interactions may increase the need for St. John’s wort (Beneficial), other interactions may be negative (Avoid) and indicate St. John’s wort should not be taken without first speaking with your physician or chemist, others may require further explanation (Check). Refer to the individual drug article for specific details about an interaction.

Note: The following list only includes the generic or class name of a medicine. To find a specific brand name, use the Medicines index.