if possible because antibody response might be suboptimal. Patients vaccinated within a 14-day period before starting or during immunosuppressive therapy should be revaccinated =3 months after therapy is discontinued if immune competence has been restored. . mercaptopurine decreases effects of hepatitis b vaccine by pharmacodynamic antagonism. Use Caution/Monitor. Immunosuppressants also increase risk of infection with concomitant live vaccines.methotrexateMonitor Closely (2)methotrexate decreases effects of hepatitis b vaccine by pharmacodynamic antagonism. Use Caution/Monitor. Concomitant administration of methotrexate can decrease the immunological response of vaccines. methotrexate decreases effects of haemophilus influenzae type b vaccine by pharmacodynamic antagonism. Modify Therapy/Monitor Closely. Avoid vaccination during chemotherapy or radiation therapy if possible because antibody response might be suboptimal. Patients vaccinated within a 14-day period before starting or during immunosuppressive therapy should be revaccinated =3 months after therapy is discontinued if immune competence has been restored. .methylprednisoloneMonitor Closely (1)methylprednisolone decreases effects of haemophilus influenzae type b vaccine by pharmacodynamic antagonism. Modify Therapy/Monitor Closely. Avoid vaccination during chemotherapy or radiation therapy if possible because antibody response might be suboptimal. Patients vaccinated within a 14-day period before starting or during immunosuppressive therapy should be revaccinated =3 months after therapy is discontinued if immune competence has been restored. .Serious - Use Alternative (1)methylprednisolone decreases effects of hepatitis b vaccine by pharmacodynamic antagonism. Contraindicated. Corticosteroids also increase risk of infection with concomitant live vaccines.muromonab CD3Monitor Closely (1)muromonab CD3 decreases effects of haemophilus influenzae type b vaccine by pharmacodynamic antagonism. Modify Therapy/Monitor Closely. Avoid vaccination during chemotherapy or radiation therapy if possible because antibody response might be suboptimal. Patients vaccinated within a 14-day period before starting or during immunosuppressive therapy should be revaccinated =3 months after therapy is discontinued if immune competence has been restored. .Serious - Use Alternative (1)muromonab CD3 decreases effects of hepatitis b vaccine by pharmacodynamic antagonism. Contraindicated. Immunosuppressants also increase risk of infection with concomitant live vaccines.mycophenolateMonitor Closely (1)mycophenolate decreases effects of haemophilus influenzae type b vaccine by pharmacodynamic antagonism. Modify Therapy/Monitor Closely. Avoid vaccination during chemotherapy or radiation therapy if possible because antibody response might be suboptimal. Patients vaccinated within a 14-day period before starting or during immunosuppressive therapy should be revaccinated =3 months after therapy is discontinued if immune competence has been restored. .Serious - Use Alternative (1)mycophenolate decreases effects of hepatitis b vaccine by pharmacodynamic antagonism. Contraindicated. Immunosuppressants also increase risk of infection with concomitant live vaccines.obinutuzumabMonitor Closely (1)obinutuzumab decreases effects of haemophilus influenzae type b vaccine by pharmacodynamic antagonism. Modify Therapy/Monitor Closely. Avoid vaccination during chemotherapy or radiation therapy if possible because antibody response may be suboptimal. Patients on chemotherapy with anti-B cell antibodies should wait =6 months after therapy before being vaccinated with inactivated vaccines.ocrelizumabSerious - Use Alternative (1)ocrelizumab decreases effects of hepatitis b 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.ofatumumabMonitor Closely (1)ofatumumab decreases effects of haemophilus influenzae type b vaccine by pharmacodynamic antagonism. Modify Therapy/Monitor Closely. Avoid vaccination during chemotherapy or radiation therapy if possible because antibody response may be suboptimal. Patients on chemotherapy with anti-B cell antibodies should wait =6 months after therapy before being vaccinated with inactivated vaccines.ofatumumab SCSerious - Use Alternative (2)ofatumumab SC decreases effects of haemophilus influenzae type b 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. ofatumumab SC decreases effects of hepatitis b 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 (2)onasemnogene abeparvovec decreases effects of haemophilus influenzae type b 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. onasemnogene abeparvovec decreases effects of hepatitis b 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 (2)oxaliplatin decreases effects of haemophilus influenzae type b vaccine by pharmacodynamic antagonism. Modify Therapy/Monitor Closely. Avoid vaccination during chemotherapy or radiation therapy if possible because antibody response might be suboptimal. Patients vaccinated within a 14-day period before starting or during immunosuppressive therapy should be revaccinated =3 months after therapy is discontinued if immune competence has been restored. . oxaliplatin decreases effects of hepatitis b 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 (2)ozanimod decreases effects of haemophilus influenzae type b 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. ozanimod decreases effects of hepatitis b 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.ponesimodMonitor Closely (1)ponesimod decreases effects of hepatitis b vaccine by immunosuppressive effects; risk of infection. Use Caution/Monitor. If possible, complete all age-appropriate vaccinations at least 4 weeks before initiating ponesimod.prednisoloneMonitor Closely (1)prednisolone decreases effects of haemophilus influenzae type b vaccine by pharmacodynamic antagonism. Modify Therapy/Monitor Closely. Avoid vaccination during chemotherapy or radiation therapy if possible because antibody response might be suboptimal. Patients vaccinated within a 14-day period before starting or during immunosuppressive therapy should be revaccinated =3 months after therapy is discontinued if immune competence has been restored. .Serious - Use Alternative (1)prednisolone decreases effects of hepatitis b vaccine by pharmacodynamic antagonism. Contraindicated. Corticosteroids also increase risk of infection with concomitant live vaccines.prednisoneMonitor Closely (1)prednisone decreases effects of haemophilus influenzae type b vaccine by pharmacodynamic antagonism. Modify Therapy/Monitor Closely. Avoid vaccination during chemotherapy or radiation therapy if possible because antibody response might be suboptimal. Patients vaccinated within a 14-day period before starting or during immunosuppressive therapy should be revaccinated =3 months after therapy is discontinued if immune competence has been restored. .Serious - Use Alternative (1)prednisone decreases effects of hepatitis b vaccine by pharmacodynamic antagonism. Contraindicated. Corticosteroids also increase risk of infection with concomitant live vaccines.procarbazineMonitor Closely (2)procarbazine decreases effects of hepatitis b 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. . procarbazine decreases effects of haemophilus influenzae type b vaccine by pharmacodynamic antagonism. Modify Therapy/Monitor Closely. Avoid vaccination during chemotherapy or radiation therapy if possible because antibody response might be suboptimal. Patients vaccinated within a 14-day period before starting or during immunosuppressive therapy should be revaccinated at least 3 months after therapy is discontinued if immune competence has been restored. .rilonaceptMonitor Closely (1)rilonacept decreases effects of haemophilus influenzae type b vaccine by pharmacodynamic antagonism. Modify Therapy/Monitor Closely. Avoid vaccination during chemotherapy or radiation therapy if possible because antibody response might be suboptimal. Patients vaccinated within a 14-day period before starting or during immunosuppressive therapy should be revaccinated =3 months after therapy is discontinued if immune competence has been restored. .Serious - Use Alternative (1)rilonacept decreases effects of hepatitis b vaccine by pharmacodynamic antagonism. Contraindicated. Immunosuppressants also increase risk of infection with concomitant live vaccines.rituximabMonitor Closely (1)rituximab, hepatitis b vaccine. immunosuppressive effects; risk of infection. Use Caution/Monitor. When used for rheumatoid arthritis, follow current immunization guidelines and administer non-live vaccines at least 4 weeks prior to a course of rituximab.rituximab-hyaluronidaseMonitor Closely (1)rituximab-hyaluronidase, hepatitis b vaccine. immunosuppressive effects; risk of infection. Use Caution/Monitor. When used for rheumatoid arthritis, follow current immunization guidelines and administer non-live vaccines at least 4 weeks prior to a course of rituximab.satralizumabMonitor Closely (2)satralizumab decreases effects of hepatitis b vaccine by immunosuppressive effects; risk of infection. Modify Therapy/Monitor Closely. Administer all immunizations according to immunization guidelines. At least 2 weeks before initiating for non-live vaccines. . satralizumab decreases effects of haemophilus influenzae type b vaccine by immunosuppressive effects; risk of infection. Modify Therapy/Monitor Closely. Administer all immunizations according to immunization guidelines. At least 2 weeks before initiating for non-live vaccines. .secukinumabMonitor Closely (1)secukinumab decreases effects of haemophilus influenzae type b vaccine by pharmacodynamic antagonism. Modify Therapy/Monitor Closely. Avoid vaccination during chemotherapy or radiation therapy if possible because antibody response might be suboptimal. Patients vaccinated within a 14-day period before starting or during immunosuppressive therapy should be revaccinated at least 3 months after therapy is discontinued if immune competence has been restored. .Serious - Use Alternative (1)secukinumab decreases effects of hepatitis b vaccine by immunosuppressive effects; risk of infection. Avoid or Use Alternate Drug. Prior to initiating secukinumab, complete all age appropriate immunizations; non-live vaccinations received during treatment with secukinumab may not elicit an immune response sufficient to prevent disease.siponimodSerious - Use Alternative (2)siponimod decreases effects of haemophilus influenzae type b vaccine by immunosuppressive effects; risk of infection. Avoid or Use Alternate Drug. Pause vaccinations beginning 1 week before initiating siponimod and for 4 weeks after stopping treatment. Coadministration with live attenuated vaccines may increase infection risk. siponimod decreases effects of hepatitis b vaccine by immunosuppressive effects; risk of infection. Avoid or Use Alternate Drug. Pause vaccinations beginning 1 week before initiating siponimod and for 4 weeks after stopping treatment. Coadministration with live attenuated vaccines may increase infection risk.sirolimusMonitor Closely (1)sirolimus decreases effects of haemophilus influenzae type b vaccine by pharmacodynamic antagonism. Modify Therapy/Monitor Closely. Avoid vaccination during chemotherapy or radiation therapy if possible because antibody response might be suboptimal. Patients vaccinated within a 14-day period before starting or during immunosuppressive therapy should be revaccinated =3 months after therapy is discontinued if immune competence has been restored. .Serious - Use Alternative (1)sirolimus decreases effects of hepatitis b vaccine by pharmacodynamic antagonism. Contraindicated. Immunosuppressants also increase risk of infection with concomitant live vaccines.tacrolimusMonitor Closely (1)tacrolimus decreases effects of haemophilus influenzae type b vaccine by pharmacodynamic antagonism. Modify Therapy/Monitor Closely. Avoid vaccination during chemotherapy or radiation therapy if possible because antibody response might be suboptimal. Patients vaccinated within a 14-day period before starting or during immunosuppressive therapy should be revaccinated =3 months after therapy is discontinued if immune competence has been restored. .Serious - Use Alternative (1)tacrolimus decreases effects of hepatitis b vaccine by pharmacodynamic antagonism. Contraindicated. Immunosuppressants also increase risk of infection with concomitant live vaccines.temsirolimusMonitor Closely (1)temsirolimus decreases effects of haemophilus influenzae type b vaccine by pharmacodynamic antagonism. Modify Therapy/Monitor Closely. Avoid vaccination during chemotherapy or radiation therapy if possible because antibody response might be suboptimal. Patients vaccinated within a 14-day period before starting or during immunosuppressive therapy should be revaccinated =3 months after therapy is discontinued if immune competence has been restored. .Serious - Use Alternative (1)temsirolimus decreases effects of hepatitis b vaccine by pharmacodynamic antagonism. Contraindicated. Immunosuppressants also increase risk of infection with concomitant live vaccines.teplizumabSerious - Use Alternative (2)teplizumab decreases effects of hepatitis b vaccine by Other (see comment). Avoid or Use Alternate Drug. Comment: Administer all age-appropriate vaccinations before starting teplizumab. Inactivated or mRNA vaccines are not recommended within 2 weeks before teplizumab treatment, during treatment, or 6 weeks after completion of treatment. teplizumab decreases effects of haemophilus influenzae type b vaccine by Other (see comment). Avoid or Use Alternate Drug. Comment: Administer all age-appropriate vaccinations before starting teplizumab. Inactivated or mRNA vaccines are not recommended within 2 weeks before teplizumab treatment, during treatment, or 6 weeks after completion of treatment.tocilizumabMonitor Closely (1)tocilizumab decreases effects of haemophilus influenzae type b vaccine by pharmacodynamic antagonism. Modify Therapy/Monitor Closely. Avoid vaccination during chemotherapy or radiation therapy if possible because antibody response might be suboptimal. Patients vaccinated within a 14-day period before starting or during immunosuppressive therapy should be revaccinated =3 months after therapy is discontinued if immune