What type of study is this?

This is a Cohort Study study (also classified as: Human Clinical Trial).

What question did this study set out to answer?

This research aims to characterize the real-world use of elranatamab in Japan for patients with multiple myeloma.

December 8, 2025BloodOpen Access

Real-world treatment patterns of elranatamab in patients with multiple myeloma in Japan: Findings from the EVEREST study

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Authors

SJSarasa M.A. JohnsonStatistics Canada SIShohei IkomaPfizer (Japan)MDMarco DiBonaventuraPfizer (United States)

Discussion

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Implication

Retrospective cohort study details dosing patterns and vial use of elranatamab in multiple myeloma patients, indicating common outpatient administration post-approval.

Key Points

This research aims to characterize the real-world use of elranatamab in Japan for patients with multiple myeloma.
Retrospective cohort study using hospital claims data from Japan Medical Data Vision database.
Includes adult patients with claims for elranatamab post-approval date.
Descriptive statistics summarized patient characteristics and treatment patterns.
253 patients were included, with a median age of 74 years.
78.2% of dosing during step-up period was with 44 mg/1.1 mL vials in inpatient settings.
Projected annual usage was lower than expected per label at 34.4 vials.

Cite This Study

Johnson et al. (2025) studied this question.

synapsesocial.com/papers/69362f574fa91c937236da6c https://doi.org/10.1182/blood-2025-2801

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Implication

Retrospective cohort study details dosing patterns and vial use of elranatamab in multiple myeloma patients, indicating common outpatient administration post-approval.

Real-world treatment patterns of elranatamab in patients with multiple myeloma in Japan: Findings from the EVEREST study

Discussion

Member takes

Implication

Key Points

Cite This Study

Real-world treatment patterns of elranatamab in patients with multiple myeloma in Japan: Findings from the EVEREST study

Discussion

Member takes

Implication

Key Points

Cite This Study

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