Drug interactions
Modafinil + Moxonidine
Severity: Minor
Modafinil and Moxonidine: 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
Moxonidine is a centrally acting antihypertensive that can cause sedation and dry mouth, whereas modafinil can raise blood pressure. The effects oppose each other, which may reduce blood pressure control or cause variable alertness.
What this interaction means in plain words
Modafinil and Moxonidine have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised.
Why it happens
Opposing pharmacodynamic effects on CNS arousal and blood pressure.
What to do
Monitor blood pressure and sedation after starting or changing doses.
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?
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Other interactions of Modafinil
Frequently asked questions
Can I take Modafinil with Moxonidine?
MediHelp rates the interaction as minor. Modafinil and Moxonidine have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised. Moxonidine is a centrally acting antihypertensive that can cause sedation and dry mouth, whereas modafinil can raise blood pressure. The effects oppose each other, which may reduce blood pressure control or cause variable alertness.
How serious is the interaction between Modafinil and Moxonidine?
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 sedation after starting or changing doses.
What other medicines interact with Modafinil?
MediHelp also lists interactions of Modafinil with, for example, Lenacapavir, Leniolisib, Lorlatinib. The full list is on the Modafinil page.
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