Drug interactions
Frovatriptan + Loxapine
Severity: Moderate
Frovatriptan and Loxapine: 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
There is a theoretical risk of serotonin syndrome when an antipsychotic with serotonergic receptor activity is combined with a triptan. Documented cases are rare. Features of serotonin toxicity and neuroleptic malignant syndrome overlap, which can complicate recognition.
What this interaction means in plain words
Frovatriptan and Loxapine 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.
Frovatriptan belongs to Central Nervous System; Loxapine belongs to Central Nervous System.
Why it happens
Possible additive serotonergic effects at 5-HT receptors; largely theoretical.
What to do
Counsel the patient to report agitation, tremor, fever, sweating or muscle stiffness promptly. Monitor mental status, temperature and neuromuscular signs when the combination is used.
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 Loxapine
- Alfentanil + Loxapine Major
- Alprazolam + Loxapine Major
- Amisulpride + Loxapine Major
- Amoxapine + Loxapine Major
- Apomorphine + Loxapine Major
- Belladonna and opium + Loxapine Major
Other interactions of Frovatriptan
- Almotriptan + Frovatriptan Contraindicated
- Dihydroergotamine intranasal + Frovatriptan Contraindicated
- Dihydroergotamine + Frovatriptan Contraindicated
- Eletriptan + Frovatriptan Contraindicated
- Ergoloid mesylates + Frovatriptan Contraindicated
- Ergotamine + Frovatriptan Contraindicated
Frequently asked questions
Can I take Frovatriptan with Loxapine?
MediHelp rates the interaction as moderate. Frovatriptan and Loxapine 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. There is a theoretical risk of serotonin syndrome when an antipsychotic with serotonergic receptor activity is combined with a triptan. Documented cases are rare. Features of serotonin toxicity and neuroleptic malignant syndrome overlap, which can complicate recognition.
How serious is the interaction between Frovatriptan and Loxapine?
MediHelp rates it moderate, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Counsel the patient to report agitation, tremor, fever, sweating or muscle stiffness promptly. Monitor mental status, temperature and neuromuscular signs when the combination is used.
What other medicines interact with Loxapine?
MediHelp also lists interactions of Loxapine with, for example, Alfentanil, Alprazolam, Amisulpride. The full list is on the Loxapine page.
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