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St. john's wort Drug Interactions

A total of 521 drugs are known to interact with st. john's wort.

  • 205 major drug interactions
  • 292 moderate drug interactions
  • 24 minor drug interactions

Show all medications in the database that may interact with st. john's wort.

Check for interactions

Type in a drug name to check for interactions with st. john's wort.

Most frequently checked interactions

View interaction reports for st. john's wort and the medicines listed below.

St. john's wort alcohol/food interactions

There is 1 alcohol/food interaction with st. john's wort

Drug Interaction Classification

These classifications are only a guideline. The relevance of a particular drug interaction to a specific individual is difficult to determine. Always consult your healthcare provider before starting or stopping any medication.
Major Highly clinically significant. Avoid combinations; the risk of the interaction outweighs the benefit.
Moderate Moderately clinically significant. Usually avoid combinations; use it only under special circumstances.
Minor Minimally clinically significant. Minimize risk; assess risk and consider an alternative drug, take steps to circumvent the interaction risk and/or institute a monitoring plan.
Unknown No interaction information available.

Further information

Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.