Active Ingredient

Clopidogrel

Clopidogrel is a medication that helps prevent blood clots. It is often used in conditions where there is a risk of clot formation, which can lead to serious heart or circulatory problems.

This medication is commonly prescribed for individuals who have experienced heart attacks or strokes, or who have certain heart or blood vessel conditions.

Written By Douglas C. Goldberg, MD

Reviewed By Philip Schein, MD

Last Updated 28 Nov 2025

Available Clopidogrel Brands

Clopidogrel

Strengths 75 mg

Plavix

Strengths 75mg

Clopidogrel Uses

Clopidogrel is used to reduce the risk of heart and blood vessel problems.

Prevention of heart attacks
Prevention of strokes
Reducing the risk of blood clots in patients with heart disease
Management of peripheral artery disease
In combination with other medications for certain heart conditions

How Clopidogrel Works

Clopidogrel works by preventing platelets in your blood from sticking together. This helps to stop the formation of harmful blood clots.

As an antiplatelet agent, it targets specific receptors on platelets, reducing their ability to clump together.

This action helps maintain smooth blood flow in your arteries and veins, reducing the risk of clots that can lead to heart attacks or strokes.

Common side effects of Clopidogrel

While not everyone experiences side effects, some people may have mild and temporary reactions to Clopidogrel.

Headache
Dizziness
Nausea
Diarrhea
Stomach upset
Bruising more easily

If you experience any serious or persistent symptoms, contact your doctor promptly.

Frequently Asked Questions

What does Clopidogrel do?

Clopidogrel helps prevent blood clots by stopping platelets from sticking together.

How long does it take for Clopidogrel to work?

Clopidogrel starts working soon after you take it, but it may take a few days to reach its full effect.

Can I drink alcohol while taking Clopidogrel?

It is advisable to limit alcohol consumption as it may increase the risk of stomach bleeding.

Are there any dietary restrictions with Clopidogrel?

There are no specific dietary restrictions, but maintaining a healthy diet can support overall heart health.

What should I do if I miss a dose of Clopidogrel?

If you miss a dose, take it as soon as you remember, unless it’s almost time for your next dose. Do not double up doses.