Drug interactions
Dexmethylphenidate + Methamphetamine
Severity: Moderate
Dexmethylphenidate and Methamphetamine: 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
Both are CNS stimulants that raise synaptic dopamine and norepinephrine. Combined use causes additive increases in blood pressure and heart rate, and increases insomnia, anxiety and the potential for abuse.
What this interaction means in plain words
Dexmethylphenidate and Methamphetamine 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.
Dexmethylphenidate belongs to Central Nervous System; Methamphetamine belongs to Central Nervous System.
Why it happens
Additive pharmacodynamic stimulation of the sympathetic and central dopaminergic systems.
What to do
Avoid concurrent use of two stimulants unless specifically supervised. Monitor blood pressure, heart rate and psychiatric symptoms.
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 Methamphetamine
- Isocarboxazid + Methamphetamine Contraindicated
- Linezolid + Methamphetamine Contraindicated
- Methamphetamine + Phenelzine Contraindicated
- Methamphetamine + Procarbazine Contraindicated
- Methamphetamine + Rasagiline Contraindicated
- Methamphetamine + Safinamide Contraindicated
Other interactions of Dexmethylphenidate
- Dexmethylphenidate + Isocarboxazid Contraindicated
- Dexmethylphenidate + Linezolid Contraindicated
- Dexmethylphenidate + Phenelzine Contraindicated
- Dexmethylphenidate + Procarbazine Contraindicated
- Dexmethylphenidate + Rasagiline Contraindicated
- Dexmethylphenidate + Safinamide Contraindicated
Frequently asked questions
Can I take Dexmethylphenidate with Methamphetamine?
MediHelp rates the interaction as moderate. Dexmethylphenidate and Methamphetamine 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. Both are CNS stimulants that raise synaptic dopamine and norepinephrine. Combined use causes additive increases in blood pressure and heart rate, and increases insomnia, anxiety and the potential for abuse.
How serious is the interaction between Dexmethylphenidate and Methamphetamine?
MediHelp rates it moderate, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Avoid concurrent use of two stimulants unless specifically supervised. Monitor blood pressure, heart rate and psychiatric symptoms.
What other medicines interact with Methamphetamine?
MediHelp also lists interactions of Methamphetamine with, for example, Isocarboxazid, Linezolid, Phenelzine. The full list is on the Methamphetamine page.
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