Drug interactions
Carisoprodol + Fenfluramine
Severity: Moderate
Carisoprodol and Fenfluramine: moderate interaction.
Last updated
For healthcare professionals — reference only. This page is a brief summary, not medical advice and not a substitute for official labeling or clinical judgement. Always verify before prescribing or dispensing.
Summary
Fenfluramine can cause somnolence and lethargy, and carisoprodol may add to these CNS depressant effects. Fenfluramine's labeling warns that other CNS depressants may potentiate its sedation.
What this interaction means in plain words
Carisoprodol and Fenfluramine can affect each other. The combination is often manageable, but it may need a change of dose, a change of timing, or extra checks while both are taken.
Carisoprodol belongs to Musculoskeletal; Fenfluramine belongs to Central Nervous System.
Why it happens
Additive CNS depression from the sedative effects of both drugs.
What to do
Monitor for excessive drowsiness, and advise caution with driving. Reduce the dose of one agent if oversedation occurs.
What to ask your pharmacist
- Should I take them at different times of day?
- Does the dose of either medicine need to change?
- Is there anything I should avoid, such as alcohol or certain foods, while on both?
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Other interactions of Carisoprodol
Other interactions of Fenfluramine
- Fenfluramine + Isocarboxazid Contraindicated
- Fenfluramine + Linezolid Contraindicated
- Fenfluramine + Phenelzine Contraindicated
- Fenfluramine + Selegiline Contraindicated
- Fenfluramine + Tranylcypromine Contraindicated
- Almotriptan + Fenfluramine Major
Frequently asked questions
Can I take Carisoprodol with Fenfluramine?
MediHelp rates the interaction as moderate. Carisoprodol and Fenfluramine can affect each other. The combination is often manageable, but it may need a change of dose, a change of timing, or extra checks while both are taken. Fenfluramine can cause somnolence and lethargy, and carisoprodol may add to these CNS depressant effects. Fenfluramine's labeling warns that other CNS depressants may potentiate its sedation.
How serious is the interaction between Carisoprodol and Fenfluramine?
MediHelp rates it moderate, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Monitor for excessive drowsiness, and advise caution with driving. Reduce the dose of one agent if oversedation occurs.
What other medicines interact with Carisoprodol?
MediHelp also lists interactions of Carisoprodol with, for example, Alfentanil, Alprazolam, Amobarbital. The full list is on the Carisoprodol page.
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