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Taking people in United StatesPhase 1

Tests OPN-6602 safety in adults with relapsed or refractory multiple myeloma

Tests OPN-6602, alone or with dexamethasone, in adults with returning multiple myeloma.

Plain-language title generated from the registry record
Registry title: Study to Assess Safety and Tolerability of OPN-6602 in Subjects With Relapsed and/or Refractory Multiple Myeloma

Key facts

Where
Atlanta, Boston, Chapel Hill, Detroit, Gilbert, Grand Rapids, La Jolla, Rochester, Salt Lake City, Seattle, Stanford, and Westwood, United StatesSee the 12 sites
Phase
Phase 1

Where in United States

  • Emory Winchip Cancer CenterAtlanta, United StatesTaking people
  • Dana-Farber Cancer InstituteBoston, United StatesTaking people
  • University of North Carolina Hospitals at HillsboroughChapel Hill, United StatesTaking people
  • Karmanos Cancer InstituteDetroit, United StatesTaking people
  • Banner MD AndersonGilbert, United StatesTaking people
  • START | MidwestGrand Rapids, United StatesTaking people
  • UC San Diego Moores Cancer CenterLa Jolla, United StatesTaking people
  • University of Rochester Medical CenterRochester, United StatesTaking people
  • Huntsman Cancer Center Institute University of UtahSalt Lake City, United StatesTaking people
  • Fred Hutchinson Cancer CenterSeattle, United StatesTaking people
  • Stanford Cancer InstituteStanford, United StatesTaking people
  • University of Kansas Clinical Research CenterWestwood, United StatesTaking people

Questions to ask the study team

  1. How often do I need to come in, and for how long each time?
  2. Are travel costs paid?
  3. Can I keep my own doctor?
  4. What happens if I want to stop?
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Trial details

Who runs it
Opna Bio LLC
Trial code
NCT06433947
Record updated
30 October 2026
Original description
Phase 1b, open-label study evaluating the safety, tolerability, pharmacokinetics, preliminary antitumor activity, and pharmacodynamics of OPN-6602 monotherapy and in combination with dexamethasone in subjects with relapsed and/or refractory MM.Read full original descriptionShow less

A Phase 1b, Dose Escalation/Dose Expansion, Multicenter, Open-Label Study to Assess the Safety and Tolerability of OPN-6602 Monotherapy and in Combination With Dexamethasone in Subjects With Relapsed and/or Refractory Multiple Myeloma

Phase 1b, open-label study evaluating the safety, tolerability, pharmacokinetics, preliminary antitumor activity, and pharmacodynamics of OPN-6602 monotherapy and in combination with dexamethasone in subjects with relapsed and/or refractory MM.

Inclusion: Confirmed diagnosis of multiple myeloma (MM); Relapsed or refractory to 3 or more different prior lines of therapy for MM that included immunomodulatory agents, proteosome inhibitors, and anti-CD38 antibody and not a candidate for or intolerant to established therapy known to provide clinical benefit; Adequate hematologic, renal, liver, cardiac function.

Exclusion: Prior Stevens Johnson syndrome; Prior autologous peripheral stem cell transplant or prior autologous bone marrow transplantation within <90 days of the first dose of study drug; Prior allogeneic stem cell transplantation or solid organ transplantation within 12 months of first dose of study drug; subjects receiving immunosuppressive medication for active graft vs host disease will be excluded; Prior chemotherapy, targeted anticancer or radiation therapy within 2 weeks prior to first dose of study drug; Concomitant high-dose corticosteroids (except subjects on chronic steroids given for disorders other than myeloma); Polyneuropathy, organomegaly, endocrinopathy, monoclonal protein and skin changes (POEMS syndrome); Localized radiation therapy to disease site(s) within 2 weeks of the first dose; Ongoing systemic infection requiring parenteral treatment; Poorly controlled Type 2 diabetes; Active known second malignancy with exception of adequately treated basal cell carcinoma, squamous cell carcinoma of the skin, or in situ cervical cancer; adequately treated Stage 1 cancer from which the subject is currently in remission and has been in remission for ≥2 years; low-risk prostate cancer with a Gleason score <7 and a PSA level <10 ng/mL; any other cancer from which the subject has been disease-free for ≥3 years; Monoclonal gammopathy of undetermined significance (MGUS), smoldering myeloma, Waldenström's macroglobulinemia, or IgM myeloma; Active plasma cell leukemia; Known central nervous system involvement by multiple myeloma.

ClinicalTrials.gov NCT06433947