vaccine by pharmacodynamic antagonism. Use Caution/Monitor. Immunosuppressive therapies may reduce immune response to H5N1 vaccine.thioguaninethioguanine decreases effects of influenza A (H5N1) vaccine by Mechanism: pharmacodynamic antagonism. Use Caution/Monitor. Immunosuppressive therapies may reduce immune response to H5N1 vaccine.thiotepathiotepa decreases effects of influenza A (H5N1) vaccine by pharmacodynamic antagonism. Use Caution/Monitor. Immunosuppressive therapies may reduce immune response to H5N1 vaccine.tralokinumabtralokinumab will decrease the level or effect of influenza A (H5N1) vaccine by immunosuppressive effects; risk of infection. Use Caution/Monitor. Limited data are available regarding coadministration with non-live vaccines.triamcinolone acetonide injectable suspensiontriamcinolone acetonide injectable suspension decreases effects of influenza A (H5N1) vaccine by pharmacodynamic antagonism. Use Caution/Monitor. Corticosteroids used in greater than physiologic doses may reduce immune response to H5N1 vaccine.ublituximabublituximab decreases effects of influenza A (H5N1) vaccine by immunosuppressive effects; risk of infection. Modify Therapy/Monitor Closely. Administer all immunizations according to immunization guidelines at least 4 weeks before initiating ublituximab for live or live-attenuated vaccines and, whenever possible, at least 2 weeks before initiating for non-live vaccines. Vaccination with live virus vaccines is not recommended during treatment and until B-cell repletion. Do not administer live or live-attenuated vaccines to infants of mothers exposed to ublituximab during pregnancy, before confirming recovery of B-cell counts as measured by CD19+ B cells.vinblastinevinblastine decreases effects of influenza A (H5N1) vaccine by pharmacodynamic antagonism. Use Caution/Monitor. Immunosuppressive therapies may reduce immune response to H5N1 vaccine.vincristinevincristine decreases effects of influenza A (H5N1) vaccine by pharmacodynamic antagonism. Use Caution/Monitor. Immunosuppressive therapies may reduce immune response to H5N1 vaccine.vincristine liposomalvincristine liposomal decreases effects of influenza A (H5N1) vaccine by pharmacodynamic antagonism. Use Caution/Monitor. Immunosuppressive therapies may reduce immune response to H5N1 vaccine.vinorelbinevinorelbine decreases effects of influenza A (H5N1) vaccine by pharmacodynamic antagonism. Use Caution/Monitor. Immunosuppressive therapies may reduce immune response to H5N1 vaccine.voclosporinvoclosporin decreases effects of influenza A (H5N1) vaccine by immunosuppressive effects; risk of infection. Modify Therapy/Monitor Closely. Inactivated vaccines noted to be safe for administration may not be sufficiently immunogenic during treatment.Minor (1)ozanimodozanimod decreases effects of influenza A (H5N1) vaccine by immunosuppressive effects; risk of infection. Minor/Significance Unknown. No clinical data are available on the efficacy and safety of vaccinations in patients taking ozanimod. Vaccinations may be less effective if coadministered with ozanimod.belataceptMonitor Closely (1)belatacept decreases effects of influenza A (H5N1) vaccine by Other (see comment). Use Caution/Monitor. Comment: The use of live vaccines should be avoided during treatment with belatacept. Inform patients that vaccinations may be less effective while they are being treated with belatacept.belimumabContraindicated (1)belimumab decreases effects of influenza A (H5N1) vaccine by immunosuppressive effects; risk of infection. Contraindicated. Do not administer live vaccines 30 days before or concurrently with belimumab.bendamustineMonitor Closely (1)bendamustine decreases effects of influenza A (H5N1) vaccine by pharmacodynamic antagonism. Use Caution/Monitor. Immunosuppressive therapies may reduce immune response to H5N1 vaccine.betamethasoneMonitor Closely (1)betamethasone decreases effects of influenza A (H5N1) vaccine by pharmacodynamic antagonism. Use Caution/Monitor. Corticosteroids used in greater than physiologic doses may reduce immune response to H5N1 vaccine.busulfanMonitor Closely (1)busulfan decreases effects of influenza A (H5N1) vaccine by pharmacodynamic antagonism. Use Caution/Monitor. Immunosuppressive therapies may reduce immune response to H5N1 vaccine.capecitabineMonitor Closely (1)capecitabine decreases effects of influenza A (H5N1) vaccine by Mechanism: pharmacodynamic antagonism. Use Caution/Monitor. Immunosuppressive therapies may reduce immune response to H5N1 vaccine.carboplatinMonitor Closely (1)carboplatin decreases effects of influenza A (H5N1) vaccine by pharmacodynamic antagonism. Use Caution/Monitor. Immunosuppressive therapies may reduce immune response to H5N1 vaccine.carmustineMonitor Closely (1)carmustine decreases effects of influenza A (H5N1) vaccine by pharmacodynamic antagonism. Use Caution/Monitor. Immunosuppressive therapies may reduce immune response to H5N1 vaccine.certolizumab pegolMonitor Closely (1)certolizumab pegol decreases effects of influenza A (H5N1) vaccine by pharmacodynamic antagonism. Use Caution/Monitor.chlorambucilMonitor Closely (1)chlorambucil decreases effects of influenza A (H5N1) vaccine by pharmacodynamic antagonism. Use Caution/Monitor. Immunosuppressive therapies may reduce immune response to H5N1 vaccine.cisplatinMonitor Closely (1)cisplatin decreases effects of influenza A (H5N1) vaccine by pharmacodynamic antagonism. Use Caution/Monitor. Immunosuppressive therapies may reduce immune response to H5N1 vaccine.cladribineMonitor Closely (1)cladribine decreases effects of influenza A (H5N1) vaccine by Mechanism: pharmacodynamic antagonism. Use Caution/Monitor. Immunosuppressive therapies may reduce immune response to H5N1 vaccine.clofarabineMonitor Closely (1)clofarabine decreases effects of influenza A (H5N1) vaccine by Mechanism: pharmacodynamic antagonism. Use Caution/Monitor. Immunosuppressive therapies may reduce immune response to H5N1 vaccine.corticotropinMonitor Closely (1)corticotropin decreases effects of influenza A (H5N1) vaccine by pharmacodynamic antagonism. Use Caution/Monitor. Corticosteroids used in greater than physiologic doses may reduce immune response to H5N1 vaccine.cortisoneMonitor Closely (1)cortisone decreases effects of influenza A (H5N1) vaccine by pharmacodynamic antagonism. Use Caution/Monitor. Corticosteroids used in greater than physiologic doses may reduce immune response to H5N1 vaccine.cyclophosphamideMonitor Closely (1)cyclophosphamide decreases effects of influenza A (H5N1) vaccine by pharmacodynamic antagonism. Use Caution/Monitor. Immunosuppressive therapies may reduce immune response to H5N1 vaccine.cyclosporineMonitor Closely (1)cyclosporine decreases effects of influenza A (H5N1) vaccine by pharmacodynamic antagonism. Modify Therapy/Monitor Closely. If possible, complete all age-appropriate vaccinations at least 2 weeks before initiating immunosuppressant therapy. Patients vaccinated <14 days before starting immunosuppressive therapy or during immunosuppressive therapy should be revaccinated at least 3 months after therapy is discontinued if immune competence has been restored. Longer waiting periods may be required for drugs that maintain their immunosuppressive effects for more than 3 months after discontinuation (eg, ocrelizumab). .cytarabineMonitor Closely (1)cytarabine decreases effects of influenza A (H5N1) vaccine by Mechanism: pharmacodynamic antagonism. Use Caution/Monitor. Immunosuppressive therapies may reduce immune response to H5N1 vaccine.dacarbazineMonitor Closely (1)dacarbazine decreases effects of influenza A (H5N1) vaccine by pharmacodynamic antagonism. Use Caution/Monitor. Immunosuppressive therapies may reduce immune response to H5N1 vaccine.dexamethasoneMonitor Closely (1)dexamethasone decreases effects of influenza A (H5N1) vaccine by pharmacodynamic antagonism. Use Caution/Monitor. Corticosteroids used in greater than physiologic doses may reduce immune response to H5N1 vaccine.elivaldogene autotemcelSerious - Use Alternative (1)elivaldogene autotemcel, influenza A (H5N1) vaccine. Either decreases effects of the other by Other (see comment). Avoid or Use Alternate Drug. Comment: The safety and effectiveness of vaccination during or following elivaldogene autotemcel treatment have not been studied. Vaccination is not recommended during the 6 weeks preceding myeloablative conditioning, and until hematological recovery following elivaldogene autotemcel treatment. Where feasible, administer childhood vaccinations before myeloablative conditioning. .floxuridineMonitor Closely (1)floxuridine decreases effects of influenza A (H5N1) vaccine by Mechanism: pharmacodynamic antagonism. Use Caution/Monitor. Immunosuppressive therapies may reduce immune response to H5N1 vaccine.fludarabineMonitor Closely (1)fludarabine decreases effects of influenza A (H5N1) vaccine by Mechanism: pharmacodynamic antagonism. Use Caution/Monitor. Immunosuppressive therapies may reduce immune response to H5N1 vaccine.fludrocortisoneMonitor Closely (1)fludrocortisone decreases effects of influenza A (H5N1) vaccine by pharmacodynamic antagonism. Use Caution/Monitor. Corticosteroids used in greater than physiologic doses may reduce immune response to H5N1 vaccine.fluorouracilMonitor Closely (1)fluorouracil decreases effects of influenza A (H5N1) vaccine by Mechanism: pharmacodynamic antagonism. Use Caution/Monitor. Immunosuppressive therapies may reduce immune response to H5N1 vaccine.gemcitabineMonitor Closely (1)gemcitabine decreases effects of influenza A (H5N1) vaccine by Mechanism: pharmacodynamic antagonism. Use Caution/Monitor. Immunosuppressive therapies may reduce immune response to H5N1 vaccine.hydrocortisoneMonitor Closely (1)hydrocortisone decreases effects of influenza A (H5N1) vaccine by pharmacodynamic antagonism. Use Caution/Monitor. Corticosteroids used in greater than physiologic doses may reduce immune response to H5N1 vaccine.ibrutinibMonitor Closely (1)ibrutinib decreases effects of influenza A (H5N1) vaccine by immunosuppressive effects; risk of infection. Modify Therapy/Monitor Closely. Coadministration with immunosuppressant therapy reduced efficacy of the vaccine may occur. If possible, complete all age-appropriate vaccinations at least 2 weeks prior to initiation of immunosuppressant therapy. Patients vaccinated <14 days before initiation or during immunosuppressive therapy should be revaccinated at least 3 months after therapy is discontinued. .ifosfamideMonitor Closely (2)ifosfamide decreases effects of influenza A (H5N1) vaccine by pharmacodynamic antagonism. Use Caution/Monitor. Immunosuppressive therapies may reduce immune response to H5N1 vaccine. ifosfamide decreases effects of influenza A (H5N1) vaccine by immunosuppressive effects; risk of infection. Modify Therapy/Monitor Closely. Coadministration with immunosuppressant therapy reduced efficacy of the vaccine may occur. If possible, complete all age-appropriate vaccinations at least 2 weeks prior to initiation of immunosuppressant therapy. Patients vaccinated <14 days before initiation or during immunosuppressive therapy should be revaccinated at least 3 months after therapy is discontinued. .lomustineMonitor Closely (1)lomustine decreases effects of influenza A (H5N1) vaccine by pharmacodynamic antagonism. Modify Therapy/Monitor Closely. Coadministration with immunosuppressant therapy reduced efficacy of the vaccine may occur. If possible, complete all age-appropriate vaccinations at least 2 weeks prior to initiation of immunosuppressant therapy. Patients vaccinated <14 days before initiation or during immunosuppressive therapy should be revaccinated at least 3 months after therapy is discontinued. .mechlorethamineMonitor Closely (2)mechlorethamine decreases effects of influenza A (H5N1) vaccine by pharmacodynamic antagonism. Use Caution/Monitor. Coadministration with immunosuppressant therapy reduced efficacy of the vaccine may occur. If possible, complete all age-appropriate vaccinations at least 2 weeks prior to initiation of immunosuppressant therapy. Patients vaccinated <14 days before initiation or during immunosuppressive therapy should be revaccinated at least 3 months after therapy is discontinued. . mechlorethamine decreases effects of influenza A (H5N1) vaccine by immunosuppressive effects; risk of infection. Modify Therapy/Monitor Closely. Coadministration with immunosuppressant therapy reduced efficacy of the vaccine may occur. If possible, complete all age-appropriate vaccinations at least 2 weeks prior to initiation of immunosuppressant therapy. Patients vaccinated <14 days before initiation or during immunosuppressive therapy should be revaccinated at least 3 months after therapy is discontinued. .mechlorethamine topicalMonitor Closely (1)mechlorethamine topical decreases effects of influenza A (H5N1) vaccine by pharmacodynamic antagonism. Use Caution/Monitor. Immunosuppressive therapies may reduce immune response to H5N1 vaccine.melphalanMonitor Closely (1)melphalan decreases effects of influenza A (H5N1) vaccine by pharmacodynamic antagonism. Modify Therapy/Monitor Closely. Coadministration with immunosuppressant therapy reduced efficacy of the vaccine may occur. If possible, complete all age-appropriate vaccinations at least 2 weeks prior to initiation of immunosuppressant therapy. Patients vaccinated <14 days before initiation or during immunosuppressive therapy should be revaccinated at least 3 months after therapy is discontinued. .mercaptopurineMonitor Closely (1)mercaptopurine decreases effects of influenza A (H5N1) vaccine by Mechanism: pharmacodynamic antagonism. Use Caution/Monitor. Immunosuppressive therapies may reduce immune response to H5N1 vaccine.methotrexateMonitor Closely (1)methotrexate decreases effects of influenza A (H5N1) vaccine by Mechanism: pharmacodynamic antagonism. Use Caution/Monitor. Immunosuppressive therapies may reduce immune response to H5N1 vaccine.methylprednisoloneMonitor Closely (1)methylprednisolone decreases effects of influenza A (H5N1) vaccine by pharmacodynamic antagonism. Use Caution/Monitor. Corticosteroids used in greater than physiologic doses may reduce immune response to H5N1 vaccine.nelarabineMonitor Closely (1)nelarabine decreases effects of influenza A (H5N1) vaccine by Mechanism: pharmacodynamic antagonism. Use Caution/Monitor. Immunosuppressive therapies may reduce immune response to H5N1 vaccine.ocrelizumabSerious - Use Alternative (1)ocrelizumab decreases effects of influenza A (H5N1) vaccine by immunosuppressive effects; risk of infection. Avoid or Use Alternate Drug. Vaccination with live-attenuated or live vaccines is not recommended during ocrelizumab treatment and until B-cell repletion.ofatumumab SCSerious - Use Alternative (1)ofatumumab SC decreases effects of influenza A (H5N1) vaccine by immunosuppressive effects; risk of infection. Avoid or Use Alternate Drug. Administer all immunizations according to immunization guidelines at least 2 weeks before initiating ofatumumab SC for inactivated vaccines, and whenever possible.onasemnogene abeparvovecMonitor Closely (1)onasemnogene abeparvovec decreases effects of influenza A (H5N1) vaccine by immunosuppressive effects; risk of infection. Modify Therapy/Monitor Closely. Adjust vaccinations to accommodate concomitant corticosteroid administration prior to and following onasemnogene abeparvovec infusion. When initiating systemic corticosteriod therapy, wait 2 weeks after an inactivated vaccine.oxaliplatinMonitor Closely (1)oxaliplatin decreases effects of influenza A (H5N1) vaccine by pharmacodynamic antagonism. Modify Therapy/Monitor Closely. Coadministration with immunosuppressant therapy reduced efficacy of the vaccine may occur. If possible, complete all age-appropriate vaccinations at least 2 weeks prior to initiation of immunosuppressant therapy. Patients vaccinated <14 days before initiation or during immunosuppressive therapy should be revaccinated at least 3 months after therapy is discontinued. .ozanimodMinor (1)ozanimod decreases effects of influenza A (H5N1) vaccine by immunosuppressive effects; risk of infection. Minor/Significance Unknown. No clinical data are available on the efficacy and safety of vaccinations in patients taking ozanimod. Vaccinations may be less effective if coadministered with ozanimod.pemetrexedMonitor Closely (1)pemetrexed decreases effects of influenza A (H5N1) vaccine by Mechanism: pharmacodynamic antagonism. Use Caution/Monitor. Immunosuppressive therapies may reduce immune response to H5N1 vaccine.pentostatinMonitor Closely (1)pentostatin decreases effects of influenza A (H5N1) vaccine by Mechanism: pharmacodynamic antagonism. Use Caution/Monitor. Immunosuppressive therapies may reduce immune response to H5N1 vaccine.ponesimodMonitor Closely (1)ponesimod decreases effects of influenza A (H5N1) vaccine by immunosuppressive effects; risk of infection. Use Caution/Monitor. If possible, complete all age-appropriate vaccinations at least 4 weeks before initiating ponesimod.pralatrexateMonitor Closely (1)pralatrexate decreases effects of influenza A (H5N1) vaccine by Mechanism: pharmacodynamic antagonism. Use Caution/Monitor. Immunosuppressive therapies may reduce immune response to H5N1 vaccine.prednisoloneMonitor Closely (1)prednisolone decreases effects of influenza A (H5N1) vaccine by pharmacodynamic antagonism. Use Caution/Monitor. Corticosteroids used in greater than physiologic doses may reduce immune response to H5N1 vaccine.prednisoneMonitor