Rapamycin has 58 known drug interactions based on U.S. FDA drug labeling data. Of these, 16 are contraindicated combinations that should be avoided entirely. 5 are classified as major interactions requiring close medical supervision. Notable interactions include combinations with Boceprevir, Clarithromycin, Erythromycin. Patients taking Rapamycin should inform their healthcare provider of all current medications — including over-the-counter drugs and supplements — to avoid potentially harmful combinations. Data sourced from OpenFDA and the NIH National Library of Medicine.
- Total
- 58
- Contraindicated
- 16
- Major
- 5
- Moderate
- 31
Contraindicated (16)
- Rapamycin + Boceprevir— Protease inhibitor and strong CYP3A4/P-gp inhibitor that increases sirolimus concentrations. Avoid concomitant use.
- Rapamycin + Clarithromycin— Strong CYP3A4/P-gp inhibitor that increases sirolimus concentrations. Avoid concomitant use; consider alternative agents…
- Rapamycin + Erythromycin— Strong CYP3A4/P-gp inhibitor that increases sirolimus concentrations. Avoid concomitant use; consider alternative agents…
- Rapamycin + Grapefruit Juice— Grapefruit juice inhibits CYP3A4-mediated metabolism of sirolimus and must not be taken with or used for dilution of sir…
- Rapamycin + Indinavir— Protease inhibitor and strong CYP3A4/P-gp inhibitor that increases sirolimus concentrations. Avoid concomitant use.
- Rapamycin + Itraconazole— Strong CYP3A4/P-gp inhibitor that increases sirolimus concentrations. Avoid concomitant use; consider alternative agents…
- Rapamycin + Ketoconazole— Strong CYP3A4/P-gp inhibitor that increases sirolimus concentrations. Avoid concomitant use; consider alternative agents…
- Rapamycin + Mifepristone— Mifepristone increases sirolimus exposure; concomitant use is contraindicated due to narrow therapeutic range.
- Rapamycin + Posaconazole— Posaconazole increases sirolimus blood concentrations approximately 9-fold, resulting in sirolimus toxicity.
- Rapamycin + Posaconazole Delayed-Release— Posaconazole increases sirolimus blood concentrations approximately 9-fold, resulting in sirolimus toxicity. Contraindic…
- Rapamycin + Rifabutin— Strong CYP3A4/P-gp inducer that decreases sirolimus concentrations. Avoid concomitant use; consider alternative agents.
- Rapamycin + Rifampin— Strong CYP3A4/P-gp inducer that decreases sirolimus concentrations. Avoid concomitant use; consider alternative agents.
- Rapamycin + Ritonavir— Protease inhibitor and strong CYP3A4/P-gp inhibitor that increases sirolimus concentrations. Avoid concomitant use.
- Rapamycin + Telaprevir— Protease inhibitor and strong CYP3A4/P-gp inhibitor that increases sirolimus concentrations. Avoid concomitant use.
- Rapamycin + Telithromycin— Strong CYP3A4/P-gp inhibitor that increases sirolimus concentrations. Avoid concomitant use; consider alternative agents…
- Rapamycin + Voriconazole— Strong CYP3A4/P-gp inhibitor that increases sirolimus concentrations. Avoid concomitant use; consider alternative agents…
Major (5)
- Rapamycin + Benazepril Hydrochloride And Hydrochlorothiazide— mTOR inhibitor coadministration with ACE inhibitor may increase risk for angioedema.
- Rapamycin + Cannabidiol— May increase sirolimus blood levels. Therapeutic drug monitoring and sirolimus dose reduction should be considered.
- Rapamycin + Cyclosporine— Cyclosporine increases sirolimus concentrations. Sirolimus should be taken 4 hours after cyclosporine administration. Do…
- Rapamycin + Grapefruit Products— Grapefruit is a CYP3A4 inhibitor that may increase sirolimus concentrations, increasing the risk of adverse reactions. C…
- Rapamycin + Ranolazine— CYP3A substrate with narrow therapeutic range. Dose adjustment may be required as ranolazine increases plasma concentrat…
Moderate (31)
- Rapamycin + Benazepril Hydrochloride— 7.5 Mammalian Target of Rapamycin (mTOR) Inhibitors Patients receiving coadministration of ACE inhibitor and mTOR inhibi…
- Rapamycin + Bromocriptine— Weak/moderate CYP3A4/P-gp inhibitor that may increase sirolimus concentrations. Monitor and adjust dosage as needed.
- Rapamycin + Carbamazepine— Weak/moderate CYP3A4/P-gp inducer that may decrease sirolimus concentrations. Monitor and adjust dosage as needed.
- Rapamycin + Cimetidine— Weak/moderate CYP3A4/P-gp inhibitor that may increase sirolimus concentrations. Monitor and adjust dosage as needed.
- Rapamycin + Cisapride— Weak/moderate CYP3A4/P-gp inhibitor that may increase sirolimus concentrations. Monitor and adjust dosage as needed.
- Rapamycin + Cotrimoxazole— Weak/moderate CYP3A4/P-gp inhibitor that may increase sirolimus concentrations. Monitor and adjust dosage as needed.
- Rapamycin + Danazol— Weak/moderate CYP3A4/P-gp inhibitor that may increase sirolimus concentrations. Monitor and adjust dosage as needed.
- Rapamycin + Deferasirox— Deferasirox may induce CYP3A4 resulting in decreased sirolimus concentration. Monitor for reduced effectiveness.
- Rapamycin + Diltiazem— Weak/moderate CYP3A4/P-gp inhibitor that may increase sirolimus concentrations. Monitor and adjust dosage as needed.
- Rapamycin + Dronedarone— Monitor and adjust dosage as needed. Dronedarone is a CYP3A and P-gp inhibitor that increases exposure of narrow therape…
- Rapamycin + Enalapril Maleate— mTOR (Mammalian Target of Rapamycin) Inhibitors Patients receiving coadministration of ACE inhibitor and mTOR inhibitor …
- Rapamycin + Enalapril Maleate And Hydrochlorothiazide— mTOR (mammalian target of rapamycin) inhibitors: Patients receiving coadministration of ACE inhibitor and mTOR inhibitor…
- Rapamycin + Fluconazole— Weak/moderate CYP3A4/P-gp inhibitor that may increase sirolimus concentrations. Monitor and adjust dosage as needed.
- Rapamycin + Isavuconazonium Sulfate— Increase in sirolimus exposure. Monitor drug concentrations and adjust dose as needed.
- Rapamycin + Letermovir— Weak/moderate CYP3A4/P-gp inhibitor that may increase sirolimus concentrations. Monitor and adjust dosage as needed.
- Rapamycin + Lisinopril And Hydrochlorothiazide Tablets— mTOR (mammalian target of rapamycin) inhibitors: Patients receiving coadministration of ACE inhibitor and mTOR inhibitor…
- Rapamycin + Methenamine, Sodium Phosphate, Monobasic, Monohydrate, Phenyl Salicylate, Methylene Blue, And Hyoscyamine Sulfate— Methylene blue inhibits CYP3A4/5 metabolism. Sirolimus has narrow therapeutic index; clinical relevance unknown but conc…
- Rapamycin + Metoclopramide— Weak/moderate CYP3A4/P-gp inhibitor that may increase sirolimus concentrations. Monitor and adjust dosage as needed.
- Rapamycin + Micafungin— Micafungin increases sirolimus AUC by 21%. Monitor for sirolimus toxicity and reduce dosage if necessary.
- Rapamycin + Micafungin Sodium— Micafungin increases sirolimus AUC by 21%. Monitor for toxicity and reduce sirolimus dosage if necessary.
- Rapamycin + Nicardipine— Weak/moderate CYP3A4/P-gp inhibitor that may increase sirolimus concentrations. Monitor and adjust dosage as needed.
- Rapamycin + Palbociclib— Sensitive CYP3A substrate with narrow therapeutic index. Dose may need reduction when coadministered with palbociclib.
- Rapamycin + Perindopril Erbumine— 7.9 mTOR Inhibitors Patients taking concomitant mTOR (mammalian target of rapamycin) inhibitor therapy may be at increas…
- Rapamycin + Phenobarbital— Weak/moderate CYP3A4/P-gp inducer that may decrease sirolimus concentrations. Monitor and adjust dosage as needed.
- Rapamycin + Phenytoin— Weak/moderate CYP3A4/P-gp inducer that may decrease sirolimus concentrations. Monitor and adjust dosage as needed.
- Rapamycin + Rifapentine— Weak/moderate CYP3A4/P-gp inducer that may decrease sirolimus concentrations. Monitor and adjust dosage as needed.
- Rapamycin + St. John'S Wort— Weak/moderate CYP3A4/P-gp inducer that may decrease sirolimus concentrations. Monitor and adjust dosage as needed.
- Rapamycin + Trandolapril— Mammalian Target of Rapamycin (mTOR) Inhibitors Patients taking concomitant mTOR inhibitor (e.g., temsirolimus, sirolimu…
- Rapamycin + Trandolapril And Verapamil Hydrochloride— Mammalian Target of Rapamycin (mTOR) Inhibitors Patients taking concomitant mTOR inhibitor (e.g., temsirolimus, sirolimu…
- Rapamycin + Troleandomycin— Weak/moderate CYP3A4/P-gp inhibitor that may increase sirolimus concentrations. Monitor and adjust dosage as needed.
- Rapamycin + Verapamil— Weak/moderate CYP3A4/P-gp inhibitor that may increase sirolimus concentrations; verapamil concentrations may also increa…