Drug interactions
Diazepam intranasal + Trimipramine
Severity: Moderate
Diazepam intranasal and Trimipramine: 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
Benzodiazepines and sedating tricyclics both depress the central nervous system. Together they can cause excessive drowsiness, impaired coordination and respiratory depression.
What this interaction means in plain words
Diazepam intranasal and Trimipramine 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.
Why it happens
Additive CNS depression via GABA-A potentiation and antihistaminic and anticholinergic sedation.
What to do
Monitor sedation and respiratory status, especially in older patients or those with lung disease. Reduce doses if excessive drowsiness 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 Trimipramine
- Disopyramide + Trimipramine Contraindicated
- Dofetilide + Trimipramine Contraindicated
- Ibutilide + Trimipramine Contraindicated
- Isocarboxazid + Trimipramine Contraindicated
- Pentamidine + Trimipramine Contraindicated
- Phenelzine + Trimipramine Contraindicated
Frequently asked questions
Can I take Diazepam intranasal with Trimipramine?
MediHelp rates the interaction as moderate. Diazepam intranasal and Trimipramine 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. Benzodiazepines and sedating tricyclics both depress the central nervous system. Together they can cause excessive drowsiness, impaired coordination and respiratory depression.
How serious is the interaction between Diazepam intranasal and Trimipramine?
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 sedation and respiratory status, especially in older patients or those with lung disease. Reduce doses if excessive drowsiness occurs.
What other medicines interact with Trimipramine?
MediHelp also lists interactions of Trimipramine with, for example, Disopyramide, Dofetilide, Ibutilide. The full list is on the Trimipramine page.
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