Drug interactions
Methylphenidate + Trimipramine
Severity: Moderate
Methylphenidate 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
Methylphenidate may raise tricyclic antidepressant concentrations, and both drugs enhance noradrenergic activity, so cardiovascular stimulation, anxiety or tremor can occur. Seizure threshold may also be lowered.
What this interaction means in plain words
Methylphenidate 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.
Methylphenidate belongs to Central Nervous System; Trimipramine belongs to Central Nervous System.
Why it happens
Pharmacodynamic noradrenergic potentiation, with possible inhibition of tricyclic metabolism by methylphenidate.
What to do
Monitor heart rate, blood pressure and signs of tricyclic toxicity or agitation. Start with low doses and reduce the trimipramine dose if adverse effects appear.
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
Other interactions of Methylphenidate
- Isocarboxazid + Methylphenidate Contraindicated
- Linezolid + Methylphenidate Contraindicated
- Methylphenidate + Phenelzine Contraindicated
- Methylphenidate + Procarbazine Contraindicated
- Methylphenidate + Rasagiline Contraindicated
- Methylphenidate + Safinamide Contraindicated
Frequently asked questions
Can I take Methylphenidate with Trimipramine?
MediHelp rates the interaction as moderate. Methylphenidate 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. Methylphenidate may raise tricyclic antidepressant concentrations, and both drugs enhance noradrenergic activity, so cardiovascular stimulation, anxiety or tremor can occur. Seizure threshold may also be lowered.
How serious is the interaction between Methylphenidate 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 heart rate, blood pressure and signs of tricyclic toxicity or agitation. Start with low doses and reduce the trimipramine dose if adverse effects appear.
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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