How Caffeine with stimulant medications Affects Your Medications
Watch your total caffeine intake if you take stimulant medication and notice increased side effects.
This interaction is generally considered minor in severity.
How It Happens
Caffeine adds to the stimulant effect, which can worsen jitteriness, a fast heartbeat, anxiety, and trouble sleeping.
What to Do
Watch your total caffeine intake if you take stimulant medication and notice increased side effects.
Medication Classes Affected
Specific Medications to Watch
This information is educational — not medical advice.
This page is provided for general educational purposes and summarizes publicly available data from sources such as the U.S. Food & Drug Administration. It is not a substitute for the judgment of a licensed clinician and should not be used to start, stop, or change any medication. It may be incomplete or out of date, and individual circumstances vary. Always talk with your prescriber or pharmacist about your specific medications and health conditions. If you think you may have a medical emergency, call 911.