Simvastatin, or Zocor®, treats high cholesterol by reducing the amount of bad cholesterol in your blood. You take it to protect yourself from building up fats and cholesterol that slow down blood flow. Exercising and eating fewer fats are important parts of your treatment with simvastatin. All of these can help prevent heart attack and stroke.
Advertisement
Cleveland Clinic is a non-profit academic medical center. Advertising on our site helps support our mission. We do not endorse non-Cleveland Clinic products or services. Policy
SIMVASTATIN (SIM va sta tin) treats high cholesterol and reduces the risk of heart attack and stroke. It works by decreasing bad cholesterol and fats (such as LDL, triglycerides) and increasing good cholesterol (HDL) in your blood. It belongs to a group of medications called statins. Changes to diet and exercise are often combined with this medication.
Advertisement
Cleveland Clinic is a non-profit academic medical center. Advertising on our site helps support our mission. We do not endorse non-Cleveland Clinic products or services. Policy
This medicine may be used for other purposes; ask your health care provider or pharmacist if you have questions.
COMMON BRAND NAME(S): Zocor
They need to know if you have any of these conditions:
Take this medication by mouth. Take it as directed on the prescription label at the same time every day. You can take it with or without food. If it upsets your stomach, take it with food. Keep taking it unless your care team tells you to stop.
Do not take this medication with grapefruit juice.
Talk to your care team about the use of this medication in children. While it may be prescribed for children as young as 10 for selected conditions, precautions do apply.
Overdosage: If you think you have taken too much of this medicine contact a poison control center or emergency room at once.
NOTE: This medicine is only for you. Do not share this medicine with others.
If you miss a dose, take it as soon as you can. If it is almost time for your next dose, take only that dose. Do not take double or extra doses.
Advertisement
Do not take this medication with any of the following:
This medication may also interact with the following:
Other medications may affect the way this medication works. Talk with your care team about all the medications you take. They may suggest changes to your treatment plan to lower the risk of side effects and to make sure your medications work as intended.
This list may not describe all possible interactions. Give your health care provider a list of all the medicines, herbs, non-prescription drugs, or dietary supplements you use. Also tell them if you smoke, drink alcohol, or use illegal drugs. Some items may interact with your medicine.
Visit your care team for regular checks on your progress. Tell your care team if your symptoms do not start to get better or if they get worse.
Your care team may tell you to stop taking this medication if you develop muscle problems. If your muscle problems do not go away after stopping this medication, contact your care team.
This medication may increase blood sugar. The risk may be higher in patients who already have diabetes. Ask your care team what you can do to lower your risk of diabetes while taking this medication.
If you are going to need surgery or a procedure, tell your care team that you are taking this medication.
Taking this medication is only part of a total heart healthy program. Ask your care team if there are other changes you can make to improve your overall health.
Talk to your care team if you may be pregnant. Serious birth defects can occur if you take this medication during pregnancy. Contraception is recommended while taking this medication. Your care team can help you find the option that works for you.
Talk to your care team before breastfeeding. Changes to your treatment plan may be needed.
Side effects that you should report to your care team as soon as possible:
Advertisement
Side effects that usually do not require medical attention (report these to your care team if they continue or are bothersome):
This list may not describe all possible side effects. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.
Keep out of the reach of children and pets.
Store at room temperature between 20 and 25 degrees C (68 and 77 degrees F). Get rid of any unused medication after the expiration date.
To get rid of medications that are no longer needed or have expired:
Advertisement
NOTE: This sheet is a summary. It may not cover all possible information. If you have questions about this medicine, talk to your doctor, pharmacist, or health care provider.
Advertisement
Copyright ©2025 Elsevier Inc. All Rights Reserved.
Note: Introduction and Additional Common Questions written and medically approved by Cleveland Clinic professionals.