Clinical Trial: A Multi-site Study to Evaluate the Persistence of Protective Immunity to Routine Childhood Vaccinations in Participants With B-ALL/Ly Who Have Received Blinatumomab

U.S., Feb. 21 -- ClinicalTrials.gov registry received information related to the study (NCT07422337) titled 'A Multi-site Study to Evaluate the Persistence of Protective Immunity to Routine Childhood Vaccinations in Participants With B-ALL/Ly Who Have Received Blinatumomab' on Feb. 13.

Brief Summary: The goal of this observational study is to establish a clear vaccination protocol for pediatric patients (less than 21 years old) who have received treatment for B-cell Acute Lymphoblastic Leukemia/Lymphoma. The main study aims are:

* Evaluate the persistence of protective immunity to routine childhood vaccinations in participants with B-ALL/Ly who have received blinatumomab.

* To determine whether revaccination in participants with non-prot...