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Capacet is a brand-name combination analgesic medication typically containing acetaminophen, butalbital, and caffeine. It is primarily used for the treatment of tension headaches and moderate pain conditions. The medication requires a prescription and is not recommended for long-term use due to the risk of dependence associated with butalbital.
Capacet is a prescription combination pain medication used for tension headaches that contains acetaminophen along with butalbital and caffeine.
Key facts at a glance
- RxNorm
- 1100904
- Generic
- Capacet
- Class
- brand-name
- Brands
- —
- Availability
- rx
- Lactation
- unknown
- Routes
- —
- Forms
- —
- Regions
- US, EU, CN, JP
- Monitoring
- —
This page is for informational purposes only.
Do not use this information to diagnose yourself or to replace a physician's advice. Always consult a qualified healthcare provider before starting, stopping, or changing any medication. If you believe you are experiencing a medical emergency, call your local emergency number immediately.
Treatment of tension headaches and moderate pain associated with muscle contraction. May also be used for other conditions as determined by a healthcare provider.
Acetaminophen provides analgesic and antipyretic effects; butalbital is a barbiturate that promotes muscle relaxation and enhances pain relief; caffeine may help enhance the analgesic effect and constrict blood vessels associated with headache.
This medication contains a barbiturate (butalbital) which carries risk of dependence, tolerance, and withdrawal with prolonged use. Avoid alcohol and other CNS depressants. Use cautiously in patients with liver disease (due to acetaminophen component). Should not be used for migraine headaches. Always take exactly as prescribed; do not exceed recommended dose to avoid acetaminophen-related liver toxicity.
Official drug label
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This information is for educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment.
This content is for general informational and educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment. Always seek the guidance of a qualified healthcare provider with any questions you have about a medical condition, and never disregard professional medical advice or delay seeking it because of something you read here.
If you think you may have a medical emergency, call your local emergency number or go to the nearest emergency department immediately.
Medically reviewed by WellAlly Editorial Team Last reviewed July 26, 2026. · Read our editorial policy