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Drug interactions

Maraviroc + Minoxidil

Severity: Moderate

Maraviroc and Minoxidil: 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

Maraviroc has been associated with postural hypotension, particularly in patients with renal impairment or on other blood pressure lowering drugs. Minoxidil is a potent vasodilator, so the combination may increase the likelihood of dizziness and low blood pressure.

What this interaction means in plain words

Maraviroc and Minoxidil 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.

Maraviroc belongs to Anti Virals; Minoxidil belongs to Cardiovascular.

Evidence level: Low

Why it happens

Additive hypotensive effects; maraviroc's postural hypotension mechanism is not fully established.

What to do

Monitor orthostatic blood pressure when the combination is started. Counsel patients to rise slowly and adjust the minoxidil dose if symptoms arise.

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?

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 Maraviroc with Minoxidil?

MediHelp rates the interaction as moderate. Maraviroc and Minoxidil 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. Maraviroc has been associated with postural hypotension, particularly in patients with renal impairment or on other blood pressure lowering drugs. Minoxidil is a potent vasodilator, so the combination may increase the likelihood of dizziness and low blood pressure.

How serious is the interaction between Maraviroc and Minoxidil?

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 orthostatic blood pressure when the combination is started. Counsel patients to rise slowly and adjust the minoxidil dose if symptoms arise.

What other medicines interact with Minoxidil?

MediHelp also lists interactions of Minoxidil with, for example, Aldesleukin, Amifostine, Amlodipine-hydrochlorothiazide-valsartan. The full list is on the Minoxidil page.

Full monographs, dosing and an interaction checker in the MediHelp app

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