Drug interactions
Quinapril + Sirolimus
Severity: Major
Quinapril and Sirolimus: major 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 sirolimus and ACE inhibitors are associated with angioedema, and combined use increases that risk. Swelling of the face, lips or airway can be life-threatening.
What this interaction means in plain words
Quinapril and Sirolimus can interact in a way that may be serious. Using them together is sometimes necessary, but it needs a deliberate decision by the prescriber, a plan for monitoring, and clear advice on the warning signs to watch for.
Why it happens
Additive angioedema risk, possibly through impaired bradykinin degradation by ACE inhibition combined with mTOR inhibitor effects.
What to do
Consider an alternative antihypertensive such as a calcium channel blocker, or an ARB with caution. Counsel patients to seek urgent care for swelling and stop the ACE inhibitor if angioedema occurs.
What to ask your pharmacist
- Does the benefit of taking both outweigh the risk in my case?
- Do I need any blood test, ECG or other check while on both?
- What early warning signs should I watch for, and what should I do if they appear?
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Other interactions of Sirolimus
- Adenovirus types 4 and 7 live + Sirolimus Contraindicated
- Bcg vaccine live + Sirolimus Contraindicated
- Influenza virus vaccine quadrivalent intranasal + Sirolimus Contraindicated
- Ketoconazole + Sirolimus Contraindicated
- Levoketoconazole + Sirolimus Contraindicated
- Measles mumps and rubella vaccine live + Sirolimus Contraindicated
Frequently asked questions
Can I take Quinapril with Sirolimus?
MediHelp rates the interaction as major. Quinapril and Sirolimus can interact in a way that may be serious. Using them together is sometimes necessary, but it needs a deliberate decision by the prescriber, a plan for monitoring, and clear advice on the warning signs to watch for. Both sirolimus and ACE inhibitors are associated with angioedema, and combined use increases that risk. Swelling of the face, lips or airway can be life-threatening.
How serious is the interaction between Quinapril and Sirolimus?
MediHelp rates it major, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Consider an alternative antihypertensive such as a calcium channel blocker, or an ARB with caution. Counsel patients to seek urgent care for swelling and stop the ACE inhibitor if angioedema occurs.
What other medicines interact with Sirolimus?
MediHelp also lists interactions of Sirolimus with, for example, Adenovirus types 4 and 7 live, Bcg vaccine live, Influenza virus vaccine quadrivalent intranasal. The full list is on the Sirolimus page.
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