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Safety and Efficacy Study of OPC-415 in Patients With Relapsed and/or Refractory Multiple Myeloma

Phase 1
Active, not recruiting
Conditions
Multiple Myeloma (MM)
Interventions
Registration Number
NCT04649073
Lead Sponsor
Otsuka Pharmaceutical Co., Ltd.
Brief Summary

The purpose of this study is to evaluate the tolerability,safety and efficacy of OPC-415 in patients with relapsed and/or refractory Multiple Myeloma (MM).

Detailed Description

Not available

Recruitment & Eligibility

Status
ACTIVE_NOT_RECRUITING
Sex
All
Target Recruitment
11
Inclusion Criteria
  • Patients aged between 20 and 80 (75 for the phase 1 part) years, both inclusive, at the time of consent
  • Patients with a definitive diagnosis of active multiple myeloma
  • Patients who have had 2 or more prior regimens (including all proteasome inhibitors, immunomodulators, and anti-CD38 antibody)
  • Patients with relapsed and/or refractory Multiple Myeloma
  • Patients who are positive for MMG49 antigen
  • Patients with an Eastern Cooperative Oncology Group (ECOG) performance status (PS) score of 0 or 1. Those with an ECOG-PS score of 2 due solely to MM bone lesions can be enrolled
  • Patients who are expected to survive for at least 3 months
Exclusion Criteria
  • Patients who are scheduled to receive high-dose chemotherapy in combination with autologous stem cell transplantation as the next treatment.
  • Patients who have other active double/multiple cancers
  • Patients on continuous and systemic (oral or intravenous) medication with corticosteroids or other immunosuppressive agents
  • Patients with graft-versus-host disease that requires treatment.
  • Patients who underwent a highly invasive and extensive surgical procedure within 2 weeks.
  • Patients who previously underwent allogeneic stem cell transplantation or organ transplantation.
  • Patients who underwent autologous stem cell transplantation within 90 days.
  • Patients with systemic amyloidosis (except localized amyloidosis without organ derangement) or plasma cell leukemia.
  • Patients with prior or current central nerve involvement in MM.
  • Patients whose best ever response to MM treatment is PD.
  • Patients who previously received gene therapy or cell therapy (except hematopoietic stem cell transplantation).
  • Pregnant women, nursing mothers, or women with a positive pregnancy test.

Study & Design

Study Type
INTERVENTIONAL
Study Design
SINGLE_GROUP
Arm && Interventions
GroupInterventionDescription
OPC-415 (up to 1×10^7cells/kg)OPC-415-
Primary Outcome Measures
NameTimeMethod
Phase1: Dose Limiting ToxicityDay1~Day28
Phase2: Response rateDay1~Day366

The proportion of subjects who achieved partial response or better outcomes by central assessment based on IMWG Uniform Response Criteria for Multiple Myeloma will be calculated.

Secondary Outcome Measures
NameTimeMethod

Trial Locations

Locations (8)

Nagoya City University Hospital

🇯🇵

Nagoya-shi, Japan

Sapporo Medical University Hospital

🇯🇵

Sapporo-shi, Japan

Yamagata University Hospital

🇯🇵

Yamagata-shi, Japan

Tokai University Hospital

🇯🇵

Isehara-shi, Japan

National Hospital Organization Okayama Medical Center

🇯🇵

Okayama-shi, Japan

Tohoku University Hospital

🇯🇵

Sendai-shi, Japan

Japanese Red Cross Medical Center

🇯🇵

Shibuya-ku, Japan

Osaka University Hospital

🇯🇵

Suita-shi, Japan

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