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Multiple MyelomaPhase 1NCT05243342

A Study to Evaluate the Safety and Pharmacokinetics of XMAB24306 in Combination With Daratumumab in Participants With Relapsed/Refractory Multiple Myeloma

A Phase 1 study testing XmAb24306 and Daratumumab in people with Multiple Myeloma, run by Genentech, Inc. at 7 sites in 4 countries.

Completed

Finished. The study has ended and is not enrolling. Results may be posted on the official record.

Official record
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Trial summary

This study will evaluate the safety, tolerability, pharmacokinetics, and activity of XmAb24306 in combination with a multiple myeloma (MM)-targeting monoclonal antibody capable of inducing antibody-dependent cellular toxicity (ADCC) in participants with relapsed or refractory (R/R) MM who have received a minimum of… Read more about this study

Who is it for?
Ages 18 years and older
Conditions the study is for
Multiple Myeloma
What is being tested?
XmAb24306 and Daratumumab
Type of treatment
Injection or infusion
Could I receive a placebo?
No, everyone receives an active treatment
How many people
18 participants
Where
7 sitesin 4 countries
Study dates
28 Apr 2022to 10 Jul 2024
Phase
Phase 1
Are there results?
None posted in the registry

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 18 years and older
  • All sexes
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • Life expectancy of at least 12 weeks
  • Measurable disease, as defined by the protocol
  • Participants must have received a minimum of 3 prior lines of therapy, including at least one PI, one IMiD, and an anti-CD38 monoclonal antibody
  • Best response of stable disease or better with at least one prior anti-CD38 monoclonal antibody containing line of treatment

Who cannot join

  • Any anti-cancer therapy within 3 weeks prior to initiation of study treatment, with exceptions defined by the protocol
  • Prior allogeneic stem cell or solid organ transplantation
  • Autologous stem cell transplantation within 100 days prior to initiation of study treatment
  • Significant cardiovascular disease
  • Known clinically significant liver disease
  • Active or history of autoimmune disease or immune deficiency
Show all 10Show fewer
  • Known active infection requiring IV anti-microbial therapy within 14 days prior to first study drug administration
  • Primary or secondary plasma cell leukemia
  • Current CNS involvement by MM
  • Other protocol defined inclusion/exclusion criteria may apply

Trial locations and contacts

7 sites in 4 countries.

7 sites in 4 countries

Australia2 sites
  • Royal Adelaide Hospital

    Adelaide, South Australia, 5000

  • Alfred Hospital

    Melbourne, Victoria, 3004

Other trials in Australia

Denmark2 sites
  • Odense Universitetshospital

    Odense C, Region Syddanmark, 5000

  • Sygehus Lillebælt, Vejle

    Vejle, Region Syddanmark, 7100

Other trials in Denmark

Spain2 sites
  • Hospital Universitario Germans Trias i Pujol

    Badalona, Barcelona, 08916

  • Hospital Universitari Vall d'Hebron

    Barcelona, 08035

Other trials in Spain

Norway1 site
  • Oslo Universitetssykehus HF

    Oslo, 0450

Other trials in Norway

About this study

Official title: A Phase Ib, Open-Label, Multicenter, Dose-Escalation Study to Evaluate the Safety and Pharmacokinetics of XMAB24306 in Combination With Daratumumab in Patients With Relapsed/Refractory Multiple Myeloma

This study will evaluate the safety, tolerability, pharmacokinetics, and activity of XmAb24306 in combination with a multiple myeloma (MM)-targeting monoclonal antibody capable of inducing antibody-dependent cellular toxicity (ADCC) in participants with relapsed or refractory (R/R) MM who have received a minimum of three prior treatments, including at least one immunomodulatory drug (IMiD), one proteasome inhibitor (PI), and one anti-CD38 monoclonal antibody.

Being tested
XmAb24306, Daratumumab
Medical subject headings
Multiple Myeloma

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • XmAb24306Drug

    Also called RO7310729

    XmAb24306 will be given via intravenous (IV) infusion

  • DaratumumabDrug

    Participants will receive daratumumab via subcutaneous (SC) injection every week for Cycles 1-4, every 2 weeks for Cycles 5-12, and every 4 weeks thereafter (cycle length = 2 weeks for Cycles 1-12 and 4 weeks thereafter)

Study groups in NCT05243342
Study groupRoleWhat they receive
Dose escalationExperimentalParticipants will receive escalating doses of XmAb24306 with daratumumab up to the maximum tolerated dose (MTD)
Receives: Drug: XmAb24306; Drug: Daratumumab
Dose expansionExperimentalParticipants will receive XmAb24306 with daratumumab at the recommended phase 2 dose (RP2D)
Receives: Drug: XmAb24306; Drug: Daratumumab

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. Percentage of participants with adverse events (AEs)

    Measured: Up to approximately 3 years

Secondary outcomes (4)
  1. Serum concentration of XmAb24306

    Measured: Baseline to approximately 3 years

  2. Objective response rate (ORR)

    Measured: Baseline to approximately 3 years

  3. Prevalence of XmAb24306 anti-drug antibodies (ADAs)

    Measured: Baseline to approximately 3 years

  4. Incidence of XmAb24306 ADAs

    Measured: Baseline to approximately 3 years

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted17 Feb 2022
  2. Study start28 Apr 2022
  3. Primary completion10 Jul 2024
  4. Study completion10 Jul 2024

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Interventional
Phase
Phase 1
Primary purpose
Treatment
Allocation
Non-randomised
Intervention model
Sequential
Masking
None (open label)
Enrolment
18 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT05243342
Sponsor's protocol ID
GO43073
Status last verified
Feb 2025
First submitted
1 Feb 2022
Last updated
17 Feb 2025
Results posted
No
Data monitoring committee
No
FDA-regulated drug
No
FDA-regulated device
No
Individual data sharing
Yes: Qualified researchers may request access to individual patient level data through the clinical study data request platform (www.vivli.org). Further details on Roche's criteria for eligible studies are available here (https://vivli.org/ourmember/roche/). For further details on Roche's Global Policy on the Sharing of Clinical Information and how to request access to related clinical study documents, see here (https://www.roche.com/research\_and\_development/who\_we\_are\_how\_we\_work/clinical\_trials/our\_commitment\_to\_data\_sharing.htm).

Questions about this trial

What is this clinical trial studying?

A Phase 1 study testing XmAb24306 and Daratumumab in people with Multiple Myeloma, run by Genentech, Inc. at 7 sites in 4 countries.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 4 inclusion and 10 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: finished, as of the sponsor's last update on 17 Feb 2025. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 7 sites in Australia, Denmark, Spain, Norway. Whether a site is taking part right now should be confirmed with that site. See every site.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

What does this phase mean?

Phase 1 studies test a treatment in a small group of people for the first time or in a new way, mainly to check safety and find the right dose.

Not every study follows the same path, and some studies (observational studies, device studies) have no phase.

Are results available for this study?

The study is completed, but results are not available in the source record. That does not mean the treatment did or did not work.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Percentage of participants with adverse events (AEs) (time frame: Up to approximately 3 years). It is what the study was designed to measure, not a finding.

Where can I read the original study information?
Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 17 Feb 2025.

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