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Drug interactions

Lisdexamfetamine + Oxytocin

Severity: Minor

Lisdexamfetamine and Oxytocin: minor 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

Oxytocin can cause hypotension or hypertension, and sympathomimetics such as amphetamines may raise blood pressure. In theory the combination could lead to additive pressor effects. This is mainly relevant in obstetric settings.

What this interaction means in plain words

Lisdexamfetamine and Oxytocin have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised.

Lisdexamfetamine belongs to Central Nervous System; Oxytocin belongs to Endocrine.

Evidence level: Low

Why it happens

Theoretical additive hemodynamic effects; sympathomimetic pressor activity combined with oxytocin's cardiovascular effects.

What to do

Monitor blood pressure and heart rate during oxytocin infusion in patients taking lisdexamfetamine. Treat hypertension per standard obstetric protocols.

What to ask your pharmacist

  • Is there anything I should notice while taking both?
  • Do I need to tell my doctor at the next visit?

Bring a full list of your medicines, including over-the-counter products, supplements and herbal remedies, to every pharmacy visit.

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Frequently asked questions

Can I take Lisdexamfetamine with Oxytocin?

MediHelp rates the interaction as minor. Lisdexamfetamine and Oxytocin have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised. Oxytocin can cause hypotension or hypertension, and sympathomimetics such as amphetamines may raise blood pressure. In theory the combination could lead to additive pressor effects. This is mainly relevant in obstetric settings.

How serious is the interaction between Lisdexamfetamine and Oxytocin?

MediHelp rates it minor, 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 during oxytocin infusion in patients taking lisdexamfetamine. Treat hypertension per standard obstetric protocols.

What other medicines interact with Lisdexamfetamine?

MediHelp also lists interactions of Lisdexamfetamine with, for example, Isocarboxazid, Linezolid, Phenelzine. The full list is on the Lisdexamfetamine page.

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