Can I take St. John’s Wort with Simvastatin?
Oral Hypericum perforatum products with simvastatin. The studies used specific herb products; other botanicals and other statins are not assumed equivalent.
Read the interaction guide →Medication overview
Simvastatin: Supplement Interactions
Find the available answers about simvastatin and supplements. Each guide explains its evidence and the forms it covers.
Supplement combinations
4 published guides. Coverage is limited to the combinations listed.
Can I take Red Yeast Rice with Simvastatin?
Oral red yeast rice supplements with simvastatin. Monacolin content and additional ingredients determine how closely a studied product matches a bottle.
Read the interaction guide →Can I take Grapefruit with Simvastatin?
Oral simvastatin and grapefruit juice. Effects from a given juice preparation are not numeric estimates for all Citrus paradisi extracts.
Read the interaction guide →Can I take Niacin with Simvastatin?
Oral simvastatin with niacin-containing products. Nicotinic acid, niacinamide and nutritional amounts require distinct interpretation.
Read the interaction guide →A supplement missing from this list has not been cleared for use with the medication. These pages do not assess every product, formulation, or combination.
Publication status, clinical review and change history are shown in each interaction guide.