Methohexital Side Effects
Applies to methohexital: injectable powder for injection, intravenous solution.
Warning
Avoid driving or operating machinery for 8 to 12 hours after you awake from anesthesia.
Get emergency medical help if you have signs of an allergic reaction: hives; difficult breathing; swelling of your face, lips, tongue, or throat.
Tell your medical caregivers right away if you have:
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severe burning or swelling where the medicine was injected;
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fast heartbeats;
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a light-headed feeling, like you might pass out;
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muscle twitching; or
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confusion, anxiety, or restless feeling when coming out of anesthesia.
Common side effects may include:
This is not a complete list of side effects and others may occur. Call your doctor for medical advice about side effects.
For Healthcare Professionals
Applies to methohexital: injectable powder for injection, intravenous powder for injection, intravenous solution.
Cardiovascular
Frequency not reported: Circulatory depression, hypotension, tachycardia, peripheral vascular collapse, convulsions (associated with cardiorespiratory arrest)[Ref]
Respiratory
Frequency not reported: Respiratory depression (including apnea), cardiorespiratory arrest, laryngospasm, bronchospasm, hiccups, dyspnea, rhinitis[Ref]
Nervous system
Frequency not reported: Injury to nerves adjacent to injection site, seizure, headache[Ref]
Psychiatric
Frequency not reported: Emergence delirium, restlessness, and anxiety (especially in the presence of postoperative pain)[Ref]
Gastrointestinal
Frequency not reported: Nausea, vomiting, abdominal pain, salivation[Ref]
Hypersensitivity
Rare (less than 0.1%): Anaphylaxis[Ref]
Hepatic
Frequency not reported: Liver function tests abnormal[Ref]
Local
Frequency not reported: Injection site pain[Ref]
Hematologic
Frequency not reported: Thrombophlebitis[Ref]
Musculoskeletal
Frequency not reported: Skeletal muscle hyperactivity (twitching)[Ref]
Dermatologic
Frequency not reported: Erythema, pruritus, urticaria[Ref]
More about methohexital
- Check interactions
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- Reviews (2)
- Dosage information
- During pregnancy
- Drug class: general anesthetics
- Breastfeeding
- En español
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References
1. Product Information. Brevital Sodium (methohexital). Par Pharmaceutical Inc. 2011.
Further information
Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.
Some side effects may not be reported. You may report them to the FDA.