Drug interactions
Minoxidil + Treprostinil
Severity: Moderate
Minoxidil and Treprostinil: 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 drugs are vasodilators and together can produce additive blood pressure lowering. Symptomatic hypotension, dizziness or reflex tachycardia may occur, especially at initiation or dose increases.
What this interaction means in plain words
Minoxidil and Treprostinil 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.
Minoxidil belongs to Cardiovascular; Treprostinil belongs to Cardiovascular.
Why it happens
Additive vasodilation through different pathways (potassium channel opening and prostacyclin receptor agonism).
What to do
Monitor blood pressure and heart rate when either drug is started or titrated. Reduce the dose of one agent if symptomatic hypotension occurs.
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 Minoxidil
Other interactions of Treprostinil
Frequently asked questions
Can I take Minoxidil with Treprostinil?
MediHelp rates the interaction as moderate. Minoxidil and Treprostinil 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 drugs are vasodilators and together can produce additive blood pressure lowering. Symptomatic hypotension, dizziness or reflex tachycardia may occur, especially at initiation or dose increases.
How serious is the interaction between Minoxidil and Treprostinil?
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 when either drug is started or titrated. Reduce the dose of one agent if symptomatic hypotension occurs.
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.
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