Simvastatin is a medication primarily used to lower elevated cholesterol levels. It belongs to a class of drugs known as statins or HMG-CoA reductase inhibitors. The primary action of simvastatin is to reduce the production of cholesterol in the liver. By doing so, it helps to lower levels of low-density lipoprotein (LDL) cholesterol, often referred to as "bad" cholesterol, and triglycerides, while potentially increasing high-density lipoprotein (HDL) cholesterol, or "good" cholesterol. This medication is typically prescribed for individuals with hypercholesterolemia (high cholesterol) or mixed dyslipidemia, and is sometimes used as a preventative measure for cardiovascular events in high-risk patients. It is available as an oral tablet and is usually taken once daily. (NIH MedlinePlus, FDA label)
Deep dive
Tap a section to expand.
Known interactions
Category rule: supplement × medication
Note
Some supplements change how the body processes medications (absorption, liver enzymes, or additive effects).
Specific pairs are checked against a licensed drug database and shown with their own severity. Always confirm with your provider or pharmacist.
Category rule: vitamin × medication
Note
Certain vitamins interact with specific medications (e.g., vitamin K with blood thinners).
Specific pairs are checked against a licensed source; confirm with your provider.
Compound-pair rule
Caution
Berberine inhibits CYP3A4 and P-glycoprotein, raising statin levels and myopathy risk.
Separate dosing and monitor for muscle pain; consider lower statin dose.
Compound-pair rule
Caution
Berberine inhibits CYP3A4 and P-glycoprotein, raising statin levels and myopathy risk.
Separate dosing and monitor for muscle pain.
Compound-pair rule
Synergy
Statins block CoQ10 biosynthesis via the mevalonate pathway; supplementing may reduce muscle symptoms.
Consider 100–200 mg CoQ10 daily while on a statin.
Compound-pair rule
Synergy
Statins deplete CoQ10; ubiquinol replenishes it.
Consider 100 mg ubiquinol daily.
Sources referenced
* DrugBank
* Examine.com
* Mayo Clinic
* NIH MedlinePlus
* U.S. Food and Drug Administration (FDA) label
* European Medicines Agency (EMA) Summary of Product Characteristics (SmPC)
* Cochrane Database of Systematic Reviews
Stackwise compiles summaries from publicly available scientific and regulatory references. Always verify important decisions with a licensed clinician.
Related compounds
Others in the medication category or studied for the same goals.
