Drug interactions
Methamphetamine + Xylometazoline
Severity: Moderate
Methamphetamine and Xylometazoline: 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
Methamphetamine strongly stimulates the sympathetic system, raising blood pressure and heart rate. Xylometazoline may add vasoconstriction if absorbed. The combination could increase the risk of hypertensive and arrhythmic effects.
What this interaction means in plain words
Methamphetamine and Xylometazoline 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.
Methamphetamine belongs to Central Nervous System; Xylometazoline belongs to Respiratory.
Why it happens
Additive sympathomimetic effects from norepinephrine release and direct alpha-agonism.
What to do
Monitor blood pressure and heart rate and avoid prolonged decongestant use. Prefer non-sympathomimetic nasal treatments.
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 Xylometazoline
- Selegiline + Xylometazoline Contraindicated
- Ergotamine + Xylometazoline Major
- Isocarboxazid + Xylometazoline Major
- Phenelzine + Xylometazoline Major
- Tranylcypromine + Xylometazoline Major
- Amitriptyline + Xylometazoline Moderate
Other interactions of Methamphetamine
- Isocarboxazid + Methamphetamine Contraindicated
- Linezolid + Methamphetamine Contraindicated
- Methamphetamine + Phenelzine Contraindicated
- Methamphetamine + Procarbazine Contraindicated
- Methamphetamine + Rasagiline Contraindicated
- Methamphetamine + Safinamide Contraindicated
Frequently asked questions
Can I take Methamphetamine with Xylometazoline?
MediHelp rates the interaction as moderate. Methamphetamine and Xylometazoline 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. Methamphetamine strongly stimulates the sympathetic system, raising blood pressure and heart rate. Xylometazoline may add vasoconstriction if absorbed. The combination could increase the risk of hypertensive and arrhythmic effects.
How serious is the interaction between Methamphetamine and Xylometazoline?
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 blood pressure and heart rate and avoid prolonged decongestant use. Prefer non-sympathomimetic nasal treatments.
What other medicines interact with Xylometazoline?
MediHelp also lists interactions of Xylometazoline with, for example, Selegiline, Ergotamine, Isocarboxazid. The full list is on the Xylometazoline page.
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