adverse effects occur, management may require interruption, dose reduction, or discontinuation of therapy.nilotinibnilotinib increases levels of nintedanib by P-glycoprotein (MDR1) efflux transporter. Modify Therapy/Monitor Closely. If nintedanib adverse effects occur, management may require interruption, dose reduction, or discontinuation of therapy.paliperidonepaliperidone increases levels of nintedanib by P-glycoprotein (MDR1) efflux transporter. Modify Therapy/Monitor Closely. If nintedanib adverse effects occur, management may require interruption, dose reduction, or discontinuation of therapy.ponatinibponatinib increases levels of nintedanib by P-glycoprotein (MDR1) efflux transporter. Modify Therapy/Monitor Closely. If nintedanib adverse effects occur, management may require interruption, dose reduction, or discontinuation of therapy .posaconazoleposaconazole increases levels of nintedanib by P-glycoprotein (MDR1) efflux transporter. Modify Therapy/Monitor Closely. If nintedanib adverse effects occur, management may require interruption, dose reduction, or discontinuation of therapy .progesterone micronizedprogesterone micronized increases levels of nintedanib by P-glycoprotein (MDR1) efflux transporter. Modify Therapy/Monitor Closely. If nintedanib adverse effects occur, management may require interruption, dose reduction, or discontinuation of therapy .propafenonepropafenone increases levels of nintedanib by P-glycoprotein (MDR1) efflux transporter. Modify Therapy/Monitor Closely. If nintedanib adverse effects occur, management may require interruption, dose reduction, or discontinuation of therapy .propranololpropranolol increases levels of nintedanib by P-glycoprotein (MDR1) efflux transporter. Modify Therapy/Monitor Closely. If nintedanib adverse effects occur, management may require interruption, dose reduction, or discontinuation of therapy .quinidinequinidine increases levels of nintedanib by P-glycoprotein (MDR1) efflux transporter. Modify Therapy/Monitor Closely. If nintedanib adverse effects occur, management may require interruption, dose reduction, or discontinuation of therapy .quininequinine increases levels of nintedanib by P-glycoprotein (MDR1) efflux transporter. Modify Therapy/Monitor Closely. If nintedanib adverse effects occur, management may require interruption, dose reduction, or discontinuation of therapy .ranolazineranolazine increases levels of nintedanib by P-glycoprotein (MDR1) efflux transporter. Modify Therapy/Monitor Closely. If nintedanib adverse effects occur, management may require interruption, dose reduction, or discontinuation of therapy .ritonavirritonavir increases levels of nintedanib by P-glycoprotein (MDR1) efflux transporter. Modify Therapy/Monitor Closely. If nintedanib adverse effects occur, management may require interruption, dose reduction, or discontinuation of therapy .rivaroxabannintedanib increases effects of rivaroxaban by anticoagulation. Use Caution/Monitor. Nintedanib is a VEGFR inhibitor, and may increase the risk of bleeding; monitor patients on full anticoagulation therapy; monitor closely for bleeding and adjust therapy as needed .saquinavirsaquinavir increases levels of nintedanib by P-glycoprotein (MDR1) efflux transporter. Modify Therapy/Monitor Closely. If nintedanib adverse effects occur, management may require interruption, dose reduction, or discontinuation of therapy .sarecyclinesarecycline will increase the level or effect of nintedanib by P-glycoprotein (MDR1) efflux transporter. Use Caution/Monitor. Monitor for toxicities of P-gp substrates that may require dosage reduction when coadministered with P-gp inhibitors.stiripentolstiripentol will increase the level or effect of nintedanib by P-glycoprotein (MDR1) efflux transporter. Modify Therapy/Monitor Closely. Consider reducing the dose of P-glycoprotein (P-gp) substrates, if adverse reactions are experienced when administered concomitantly with stiripentol.sunitinibsunitinib increases levels of nintedanib by P-glycoprotein (MDR1) efflux transporter. Modify Therapy/Monitor Closely. If nintedanib adverse effects occur, management may require interruption, dose reduction, or discontinuation of therapy .suvorexantsuvorexant increases effects of nintedanib by P-glycoprotein (MDR1) efflux transporter. Modify Therapy/Monitor Closely. If nintedanib adverse effects occur, management may require interruption, dose reduction, or discontinuation of therapy .tacrolimustacrolimus increases levels of nintedanib by P-glycoprotein (MDR1) efflux transporter. Modify Therapy/Monitor Closely. If nintedanib adverse effects occur, management may require interruption, dose reduction, or discontinuation of therapy .tamoxifentamoxifen increases levels of nintedanib by P-glycoprotein (MDR1) efflux transporter. Modify Therapy/Monitor Closely. If nintedanib adverse effects occur, management may require interruption, dose reduction, or discontinuation of therapy .ticagrelorticagrelor increases levels of nintedanib by P-glycoprotein (MDR1) efflux transporter. Modify Therapy/Monitor Closely. If nintedanib adverse effects occur, management may require interruption, dose reduction, or discontinuation of therapy .tucatinibtucatinib will increase the level or effect of nintedanib by P-glycoprotein (MDR1) efflux transporter. Use Caution/Monitor. Consider reducing the dosage of P-gp substrates, where minimal concentration changes may lead to serious or life-threatening toxicities.ulipristalulipristal increases levels of nintedanib by P-glycoprotein (MDR1) efflux transporter. Modify Therapy/Monitor Closely. If nintedanib adverse effects occur, management may require interruption, dose reduction, or discontinuation of therapy .vandetanibvandetanib increases levels of nintedanib by P-glycoprotein (MDR1) efflux transporter. Modify Therapy/Monitor Closely. If nintedanib adverse effects occur, management may require interruption, dose reduction, or discontinuation of therapy .vemurafenibvemurafenib increases levels of nintedanib by P-glycoprotein (MDR1) efflux transporter. Modify Therapy/Monitor Closely. If nintedanib adverse effects occur, management may require interruption, dose reduction, or discontinuation of therapy .verapamilverapamil increases levels of nintedanib by P-glycoprotein (MDR1) efflux transporter. Modify Therapy/Monitor Closely. If nintedanib adverse effects occur, management may require interruption, dose reduction, or discontinuation of therapy .warfarinnintedanib increases effects of warfarin by anticoagulation. Use Caution/Monitor.Minor (0)abirateroneMonitor Closely (1)abiraterone increases levels of nintedanib by P-glycoprotein (MDR1) efflux transporter. Modify Therapy/Monitor Closely. If nintedanib adverse effects occur, management may require interruption, dose reduction, or discontinuation of therapy .afatinibMonitor Closely (1)afatinib increases levels of nintedanib by P-glycoprotein (MDR1) efflux transporter. Modify Therapy/Monitor Closely. If nintedanib adverse effects occur, management may require interruption, dose reduction, or discontinuation of therapy .amiodaroneMonitor Closely (1)amiodarone increases levels of nintedanib by P-glycoprotein (MDR1) efflux transporter. Modify Therapy/Monitor Closely. If nintedanib adverse effects occur, management may require interruption, dose reduction, or discontinuation of therapy .apixabanMonitor Closely (1)nintedanib increases effects of apixaban by anticoagulation. Use Caution/Monitor. Nintedanib is a VEGFR inhibitor, and may increase the risk of bleeding; monitor patients on full anticoagulation therapy; monitor closely for bleeding and adjust therapy as needed .argatrobanMonitor Closely (1)nintedanib increases effects of argatroban by anticoagulation. Use Caution/Monitor. Nintedanib is a VEGFR inhibitor, and may increase the risk of bleeding; monitor patients on full anticoagulation therapy; monitor closely for bleeding and adjust therapy as needed .atorvastatinMonitor Closely (1)atorvastatin increases effects of nintedanib by P-glycoprotein (MDR1) efflux transporter. Modify Therapy/Monitor Closely. If nintedanib adverse effects occur, management may require interruption, dose reduction, or discontinuation of therapy .azithromycinMonitor Closely (1)azithromycin increases levels of nintedanib by P-glycoprotein (MDR1) efflux transporter. Modify Therapy/Monitor Closely. If nintedanib adverse effects occur, management may require interruption, dose reduction, or discontinuation of therapy .berotralstatMonitor Closely (1)berotralstat will increase the level or effect of nintedanib by P-glycoprotein (MDR1) efflux transporter. Use Caution/Monitor. Monitor or titrate P-gp substrate dose if coadministered.bivalirudinMonitor Closely (1)nintedanib increases effects of bivalirudin by anticoagulation. Use Caution/Monitor. Nintedanib is a VEGFR inhibitor, and may increase the risk of bleeding; monitor patients on full anticoagulation therapy; monitor closely for bleeding and adjust therapy as needed .carbamazepineSerious - Use Alternative (1)carbamazepine decreases levels of nintedanib by P-glycoprotein (MDR1) efflux transporter. Avoid or Use Alternate Drug. Avoid coadministration, particularly for P-gp inducers that are also CYP3A4 inducers; nintedanib is a substrate of P-gp and to a less extent CYP3A4.carvedilolMonitor Closely (1)carvedilol increases levels of nintedanib by P-glycoprotein (MDR1) efflux transporter. Modify Therapy/Monitor Closely. If nintedanib adverse effects occur, management may require interruption, dose reduction, or discontinuation of therapy.clarithromycinMonitor Closely (1)clarithromycin increases levels of nintedanib by P-glycoprotein (MDR1) efflux transporter. Modify Therapy/Monitor Closely. If nintedanib adverse effects occur, management may require interruption, dose reduction, or discontinuation of therapy.cobicistatMonitor Closely (1)cobicistat increases levels of nintedanib by P-glycoprotein (MDR1) efflux transporter. Modify Therapy/Monitor Closely. If nintedanib adverse effects occur, management may require interruption, dose reduction, or discontinuation of therapy.crizotinibMonitor Closely (1)crizotinib increases levels of nintedanib by P-glycoprotein (MDR1) efflux transporter. Modify Therapy/Monitor Closely. If nintedanib adverse effects occur, management may require interruption, dose reduction, or discontinuation of therapy.cyclosporineMonitor Closely (1)cyclosporine increases levels of nintedanib by P-glycoprotein (MDR1) efflux transporter. Modify Therapy/Monitor Closely. If nintedanib adverse effects occur, management may require interruption, dose reduction, or discontinuation of therapy.dabigatranMonitor Closely (1)nintedanib increases effects of dabigatran by anticoagulation. Use Caution/Monitor. Nintedanib is a VEGFR inhibitor, and may increase the risk of bleeding; monitor patients on full anticoagulation therapy; monitor closely for bleeding and adjust therapy as needed .dalteparinMonitor Closely (1)nintedanib increases effects of dalteparin by anticoagulation. Use Caution/Monitor. Nintedanib is a VEGFR inhibitor, and may increase the risk of bleeding; monitor patients on full anticoagulation therapy; monitor closely for bleeding and adjust therapy as needed .darunavirMonitor Closely (1)darunavir increases levels of nintedanib by P-glycoprotein (MDR1) efflux transporter. Modify Therapy/Monitor Closely. If nintedanib adverse effects occur, management may require interruption, dose reduction, or discontinuation of therapy .dipyridamoleMonitor Closely (1)dipyridamole increases levels of nintedanib by P-glycoprotein (MDR1) efflux transporter. Modify Therapy/Monitor Closely. If nintedanib adverse effects occur, management may require interruption, dose reduction, or discontinuation of therapy .dronedaroneMonitor Closely (1)dronedarone increases levels of nintedanib by P-glycoprotein (MDR1) efflux transporter. Modify Therapy/Monitor Closely. If nintedanib adverse effects occur, management may require interruption, dose reduction, or discontinuation of therapy .elagolixMonitor Closely (1)elagolix will increase the level or effect of nintedanib by P-glycoprotein (MDR1) efflux transporter. Use Caution/Monitor.eliglustatMonitor Closely (1)eliglustat increases levels of nintedanib by P-glycoprotein (MDR1) efflux transporter. Modify Therapy/Monitor Closely. If nintedanib adverse effects occur, management may require interruption, dose reduction, or discontinuation of therapy .enoxaparinMonitor Closely (1)nintedanib increases effects of enoxaparin by anticoagulation. Use Caution/Monitor. Nintedanib is a VEGFR inhibitor, and may increase the risk of bleeding; monitor patients on full anticoagulation therapy; monitor closely for bleeding and adjust therapy as needed .erdafitinibSerious - Use Alternative (1)erdafitinib will increase the level or effect of nintedanib by P-glycoprotein (MDR1) efflux transporter. Avoid or Use Alternate Drug. If coadministration unavoidable, separate administration by at least 6 hr before or after administration of P-gp substrates with narrow therapeutic index.erythromycin baseMonitor Closely (1)erythromycin base increases levels of nintedanib by P-glycoprotein (MDR1) efflux transporter. Modify Therapy/Monitor Closely. If nintedanib adverse effects occur, management may require interruption, dose reduction, or discontinuation of therapy.erythromycin ethylsuccinateMonitor Closely (1)erythromycin ethylsuccinate increases levels of nintedanib by P-glycoprotein (MDR1) efflux transporter. Modify Therapy/Monitor Closely. If nintedanib adverse effects occur, management may require interruption, dose reduction, or discontinuation of therapy.erythromycin lactobionateSerious - Use Alternative (1)erythromycin lactobionate increases levels of nintedanib by P-glycoprotein (MDR1) efflux transporter. Avoid or Use Alternate Drug. If nintedanib adverse effects occur, management may require interruption, dose reduction, or discontinuation of therapy.erythromycin stearateMonitor Closely (1)erythromycin stearate increases levels of nintedanib by P-glycoprotein (MDR1) efflux transporter. Modify Therapy/Monitor Closely. If nintedanib adverse effects occur, management may require interruption, dose reduction, or discontinuation of therapy.etravirineMonitor Closely (1)etravirine increases levels of nintedanib by P-glycoprotein (MDR1) efflux transporter. Modify Therapy/Monitor Closely. If nintedanib adverse effects occur, management may require interruption, dose reduction, or discontinuation of therapy.fosphenytoinSerious - Use Alternative (1)fosphenytoin decreases levels of nintedanib by P-glycoprotein (MDR1) efflux transporter. Avoid or Use Alternate Drug. Avoid coadministration, particularly for P-gp inducers that are also CYP3A4 inducers; nintedanib is a substrate of P-gp and to a less extent CYP3A4.glecaprevir/pibrentasvirMonitor Closely (1)glecaprevir/pibrentasvir will increase the level or effect of nintedanib by P-glycoprotein (MDR1) efflux transporter. Use Caution/Monitor.grapefruitMonitor Closely (1)grapefruit increases levels of nintedanib by P-glycoprotein (MDR1) efflux transporter. Modify Therapy/Monitor Closely. If nintedanib adverse effects occur, management may require interruption, dose reduction, or discontinuation of therapy .heparinMonitor Closely (1)nintedanib increases effects of heparin by anticoagulation. Use Caution/Monitor. Nintedanib is a VEGFR inhibitor, and may increase the risk of bleeding; monitor patients on full anticoagulation therapy; monitor closely for bleeding and adjust therapy as needed .istradefyllineMonitor Closely (1)istradefylline will increase the level or effect of nintedanib by P-glycoprotein (MDR1) efflux transporter. Use Caution/Monitor. Istradefylline 40 mg/day increased peak levels and AUC of P-gp substrates in clinical trials. Consider dose reduction of sensitive P-gp substrates.itraconazoleMonitor Closely (1)itraconazole increases levels of nintedanib by P-glycoprotein (MDR1) efflux transporter. Modify Therapy/Monitor Closely. If nintedanib adverse effects occur, management may require interruption, dose reduction, or discontinuation of therapy .ivacaftorMonitor Closely (1)ivacaftor increases levels of nintedanib by P-glycoprotein (MDR1) efflux transporter. Use Caution/Monitor. If nintedanib adverse effects occur, management may require interruption, dose reduction, or discontinuation of therapy .ketoconazoleMonitor Closely (1)ketoconazole increases levels of nintedanib by P-glycoprotein (MDR1) efflux transporter. Modify Therapy/Monitor Closely. If nintedanib adverse effects occur, management may require interruption, dose reduction, or discontinuation of therapy .lapatinibMonitor Closely (1)lapatinib increases levels of nintedanib by P-glycoprotein (MDR1) efflux transporter. Modify Therapy/Monitor Closely. If nintedanib adverse effects occur, management may require interruption, dose reduction, or discontinuation of therapy .lasmiditanSerious - Use Alternative (1)lasmiditan increases levels of nintedanib by P-glycoprotein (MDR1) efflux transporter. Avoid or Use Alternate Drug.ledipasvir/sofosbuvirMonitor Closely (1)ledipasvir/sofosbuvir increases levels of nintedanib by P-glycoprotein (MDR1) efflux transporter. Modify Therapy/Monitor Closely. If nintedanib adverse effects occur, management may require interruption, dose reduction, or discontinuation of therapy .levoketoconazoleMonitor Closely (1)levoketoconazole increases levels of nintedanib by P-glycoprotein (MDR1) efflux transporter. Modify Therapy/Monitor Closely. If nintedanib adverse effects occur, management may require interruption, dose reduction, or discontinuation of therapy .lomitapideMonitor Closely (1)lomitapide increases levels of nintedanib by P-glycoprotein (MDR1) efflux transporter. Modify Therapy/Monitor Closely. If nintedanib adverse