months after therapy is discontinued if immune competence has been restored.Serious - Use Alternative (1)cortisone decreases effects of hepatitis b vaccine by pharmacodynamic antagonism. Contraindicated. Corticosteroids also increase risk of infection with concomitant live vaccines.cyclosporineMonitor Closely (2)cyclosporine decreases effects of hepatitis b 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). . cyclosporine decreases effects of haemophilus influenzae type b 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). .deflazacortMonitor Closely (1)deflazacort 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)deflazacort decreases effects of hepatitis b vaccine by pharmacodynamic antagonism. Contraindicated. Corticosteroids also increase risk of infection with concomitant live vaccines.delandistrogene moxeparvovecMonitor Closely (2)delandistrogene moxeparvovec, hepatitis b vaccine. Other (see comment). Use Caution/Monitor. Comment: Consider patient vaccination status before initiating corticosteroid regimen required before delandistrogene moxeparvovec administration. If possible, ensure patients are current with all immunizations according to immunization guidelines. Complete vaccinations at least 4 weeks before starting corticosteroid regimen. High-dose or long-term corticosteroids may decrease immungenicity of vaccines. delandistrogene moxeparvovec, haemophilus influenzae type b vaccine. Other (see comment). Use Caution/Monitor. Comment: Consider patient vaccination status before initiating corticosteroid regimen required before delandistrogene moxeparvovec administration. If possible, ensure patients are current with all immunizations according to immunization guidelines. Complete vaccinations at least 4 weeks before starting corticosteroid regimen. High-dose or long-term corticosteroids may decrease immungenicity of vaccines.dengue vaccineMonitor Closely (2)dengue vaccine, haemophilus influenzae type b vaccine. unspecified interaction mechanism. Use Caution/Monitor. Data are not available to establish safety and immunogenicity of coadministration of dengue vaccine with recommended adolescent vaccines. dengue vaccine, hepatitis b vaccine. unspecified interaction mechanism. Use Caution/Monitor. Data are not available to establish safety and immunogenicity of coadministration of dengue vaccine with recommended adolescent vaccines.dexamethasoneMonitor Closely (1)dexamethasone 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)dexamethasone decreases effects of hepatitis b vaccine by pharmacodynamic antagonism. Contraindicated. Corticosteroids also increase risk of infection with concomitant live vaccines.elivaldogene autotemcelSerious - Use Alternative (2)elivaldogene autotemcel, hepatitis b 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. . elivaldogene autotemcel, haemophilus influenzae type b 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. .etanerceptMonitor Closely (1)etanercept 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)etanercept decreases effects of hepatitis b vaccine by pharmacodynamic antagonism. Contraindicated. Immunosuppressants also increase risk of infection with concomitant live vaccines.everolimusMonitor Closely (1)everolimus 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)everolimus decreases effects of hepatitis b vaccine by pharmacodynamic antagonism. Contraindicated. Immunosuppressants also increase risk of infection with concomitant live vaccines.fludrocortisoneMonitor Closely (1)fludrocortisone 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)fludrocortisone decreases effects of hepatitis b vaccine by pharmacodynamic antagonism. Contraindicated. Corticosteroids also increase risk of infection with concomitant live vaccines.glatiramerMonitor Closely (1)glatiramer 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)glatiramer decreases effects of hepatitis b vaccine by pharmacodynamic antagonism. Contraindicated. Immunosuppressants also increase risk of infection with concomitant live vaccines.golimumabMonitor Closely (1)golimumab 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)golimumab decreases effects of hepatitis b vaccine by pharmacodynamic antagonism. Contraindicated. Immunosuppressants also increase risk of infection with concomitant live vaccines.hydrocortisoneMonitor Closely (1)hydrocortisone 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)hydrocortisone decreases effects of hepatitis b vaccine by pharmacodynamic antagonism. Contraindicated. Corticosteroids also increase risk of infection with concomitant live vaccines.hydroxychloroquine sulfateSerious - Use Alternative (1)hydroxychloroquine sulfate decreases effects of hepatitis b vaccine by pharmacodynamic antagonism. Contraindicated. Immunosuppressants also increase risk of infection with concomitant live vaccines.ibritumomab tiuxetanMonitor Closely (1)ibritumomab tiuxetan 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.ibrutinibMonitor Closely (2)ibrutinib 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. . ibrutinib 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. .ifosfamideMonitor Closely (2)ifosfamide 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. . ifosfamide 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. .infliximabMonitor Closely (1)infliximab 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)infliximab decreases effects of hepatitis b vaccine by pharmacodynamic antagonism. Contraindicated. Immunosuppressants also increase risk of infection with concomitant live vaccines.ixekizumabMonitor Closely (1)ixekizumab 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. .leflunomideMonitor Closely (1)leflunomide 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)leflunomide decreases effects of hepatitis b vaccine by pharmacodynamic antagonism. Contraindicated. Immunosuppressants also increase risk of infection with concomitant live vaccines.lomustineMonitor Closely (2)lomustine 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. . lomustine 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. .mechlorethamineMonitor Closely (1)mechlorethamine 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. .melphalanMonitor Closely (2)melphalan 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. . melphalan 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. .mercaptopurineMonitor Closely (2)mercaptopurine decreases effects of haemophilus influenzae type b vaccine by pharmacodynamic antagonism. Modify Therapy/Monitor Closely. Avoid vaccination during chemotherapy or radiation therapy