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Phase 2 Randomized, Double-blind, Placebo-controlled Study Evaluating the Prophylactic Use of Tocilizumab to Prevent Cytokine Release Syndrome With Ramantamig Administration in Participants With Relapsed/Refractory Multiple Myeloma

Status
Not yet recruiting
Phases
Phase 2
Study type
Interventional
Source
EU CTIS
Registry ID
CTIS2025-524793-42-00
Enrollment
81
Registered
2026-08-25
Start date
Unknown
Completion date
Unknown
Last updated
2026-08-26

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Relapsed/Refractory Multiple Myeloma

Brief summary

Alive and free of treatment emergent ASTCT Grade ≥2 CRS without the use of additional intervening treatment for CRS of any grade.

Detailed description

Treatment-emergent CRS of any ASTCT Grade, Grade ≥2, and Grade ≥3 by the end of Day28 from the ramantamig step-up dose, respectively. Treatment-emergent CRS of any ASTCT Grade, Grade ≥2, and Grade ≥3 during the course of ramantamig treatment. Re-occurrence of CRS with ASTCT Grade ≥2 after the initial occurrence of treatment-emergent Grade ≥2 CRS event, and re-occurrence of CRS for all Grades., ORR (PR or better response); CR or better response, VGPR or better response as defined by the IMWG response criteria. DOR TTR PFS TTNT, AE occurrence and severityas well as cytopenia and infections, laboratory results, and other safety parameters.

Interventions

Sponsors

Janssen Cilag International
Lead SponsorINDUSTRY

Eligibility

Sex/Gender
All
Age
18 Years to No maximum

Design outcomes

Primary

MeasureTime frame
Alive and free of treatment emergent ASTCT Grade ≥2 CRS without the use of additional intervening treatment for CRS of any grade.

Secondary

MeasureTime frame
Treatment-emergent CRS of any ASTCT Grade, Grade ≥2, and Grade ≥3 by the end of Day28 from the ramantamig step-up dose, respectively. Treatment-emergent CRS of any ASTCT Grade, Grade ≥2, and Grade ≥3 during the course of ramantamig treatment. Re-occurrence of CRS with ASTCT Grade ≥2 after the initial occurrence of treatment-emergent Grade ≥2 CRS event, and re-occurrence of CRS for all Grades., ORR (PR or better response); CR or better response, VGPR or better response as defined by the IMWG response criteria. DOR TTR PFS TTNT, AE occurrence and severityas well as cytopenia and infections, laboratory results, and other safety parameters.

Outcome results

None listed

Source: EU CTIS · Data processed: Aug 27, 2026