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MelanomaPhase 1NCT05909995

Interventional Study of INCB 99280 With Ipilimumab in Participants With Select Solid Tumors

A Phase 1 study testing INCB 99280 with Ipilimumab in people with Melanoma and Hepatocellular Carcinoma (HCC), run by Incyte Corporation at 8 sites in 3 countries.

Terminated

Stopped early. The study ended before it was planned to and will not resume.

Official record
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Trial summary

The purpose of this study is to characterize the safety, tolerability, PK, and efficacy of INCB 99280 in combination with ipilimumab in participants with select solid tumors. Read more about this study

Who is it for?
Ages 18 years and older
What is being tested?
INCB 99280 with Ipilimumab
Could I receive a placebo?
No, everyone receives an active treatment
How many people
8 participants
Where
8 sitesin 3 countries
Study dates
29 Aug 2023to 11 Nov 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

  • Prior systemic therapy, diagnoses and disease setting as follows:
  • For Part 1 (dose escalation), and no history of treatment with anti-CTLA-4 or anti-PD-(L)1 therapy and one of the following,
  • Unresectable or metastatic cutaneous melanoma, or
  • Unresectable of metastatic Child-Pugh Class A NDD not eligible for surgical and/or locoregional therapy, or
  • Intermediate or poor-risk advanced clear cell RCC, or
  • MSI-H or dMMR metastatic CRC and able to provide fresh or archival tumor tissue for central confirmation of MSI-H or dMMR.
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  • For Part 2 (dose expansion), IO treatment -naïve, e.g., no prior receipt of an anti PD-1, anti-PD-L1 or PD-L1, anti-CTLA-4, GITR, LAG3, TIM3, OX-40, IL-2, 4-1BB or other immune modulator, and have not received prior systemic therapy and one of the following,
  • Unresectable or metastatic Child-Pugh Class A HCC not eligible for surgical and/or locoregional therapy, or
  • Intermediate - or poor-risk advanced clear cell RCC.
  • ECOG performance score of 0 or 1.
  • Life expectancy > 3 months, in the opinion of the investigator.
  • Histologically confirmed solid tumors with measurable disease per RECIST v1.1.
  • Exception: HCC may be diagnoses based on cross-sectional multiphasic imagining using the AASLD criteria.
  • Willingness to avoid pregnancy or fathering children.

Who cannot join

  • Known history of an additional malignancy.
  • Central nervous system (CNS) metastases requiring treatment and/or leptomeningeal disease.
  • Toxicity from prior therapy that has not recovered.
  • Received thoracic radiation within 6 months of the first dose of study treatment.
  • Participation in another interventional clinical study while receiving INCB099280.
  • Impaired cardiac function of clinically significant cardiac disease.
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  • History of evidence of interstitial lung disease including non-infections pneumonitis.
  • Presence of gastrointestinal condition that may affect drug absorption
  • Any autoimmune disease requiring systemic treatment in the past 5 years.
  • Diagnosis of immunodeficiency or receiving chronic systemic steroid therapy at a daily dose exceeding 10 mg of prednisone or equivalent
  • Active infection requiring systemic therapy.
  • History of organ transplantation, including allogeneic stem cell transplantation.
  • Receipt of system antibiotics within 28 days of first dose of study treatment.
  • Probiotic usage is prohibited during the screening and throughout the study treatment period.
  • Received a live vaccine within 28 days of planned start of study drug.
  • Laboratory values outside the Protocol-defined ranges.
  • Other protocol-defined Inclusion/Exclusion Criteria may apply.

Trial locations and contacts

8 sites in 3 countries.

8 sites in 3 countries

United States5 sites
  • Henry Ford Health System

    Detroit, Michigan, 48202

  • Alliance For Multispecialty Research Llc

    Knoxville, Tennessee, 37920

  • Valkyrie Clinical Trials

    Los Angeles, California, 90067

  • UC Irvine Medical Center

    Orange, California, 92868

  • Sharp Memorial Hospital

    San Diego, California, 92123

Other trials in United States

South Africa2 sites
  • Johese Clinical Research: Midstream

    Centurion, 01692

  • Mary Potter Oncology Centre

    Pretoria, 00181

Other trials in South Africa

Canada1 site
  • Princess Margaret Cancer Center

    Toronto, Ontario, M5G 2M9

Other trials in Canada

About this study

Official title: A Phase 1 Study of INCB099280 in Combination With Ipilimumab in Participants With Select Solid Tumors

The purpose of this study is to characterize the safety, tolerability, PK, and efficacy of INCB 99280 in combination with ipilimumab in participants with select solid tumors.

Being tested
INCB 99280 with Ipilimumab
Medical subject headings
Melanoma, Carcinoma, Hepatocellular, Carcinoma, Renal Cell, Turcot syndrome, Colorectal Neoplasms

What participants receive

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

  • INCB 99280 with IpilimumabDrug

    Dose Escalation and expansion of INCB 99280 with Ipilimumab

Study groups in NCT05909995
Study groupRoleWhat they receive
Dose EscalationExperimental* Participants with RCC and MSI-H/dMMR CRC will receive 1 of two doses of INCB099280 BID with up to 4 doses of ipilimumab 1 mg/kg Q3 weeks * Participants with Melanoma and HCC will receive 1 of 2 doses of INCB099280 BID with up to 4 doses of 3 ipilimumab 3 mg/kg Q3 weeks
Receives: Drug: INCB 99280 with Ipilimumab
Dose ExpansionExperimental* Participants with RCC will receive 1 of two doses of INCB099280 BID with up to 4 doses of ipilimumab 1 mg/kg Q3 weeks of ipilimumab * Participants with HCC will receive 1 of two doses of INCB099280 BID with up to 4 doses of ipilimumab 3 mg/kg Q3 weeks of ipilimumab
Receives: Drug: INCB 99280 with Ipilimumab

What is being measured

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

  1. Occurence of DLTs

    Measured: 2 Years

  2. Incidence of TEAEs

    Assessed by physical examinations, changes in vital signs and ECGs, and analysis of clinical laboratory samples.

    Measured: 2 Years

  3. Incidence of TEAEs leading to dose interruption, dose reduction, or discontinuation of either of the study drugs

    Measured: 2 Years

Secondary outcomes (4)
  1. Concentration of INCB099280 in plasma

    Measured: 2 Years

  2. Objective response

    Defined as having a best overall response of complete response or partial response by investigator assessment per RECIST v1.1.

    Measured: 2 Years

  3. Disease control

    Defined as having a best overall response of complete response or partial response, or stable disease of ≥ 15 weeks after initiation of study treatment, by investigator assessment per RECIST v1.1.

    Measured: 2 Years

  4. Duration of Response

    Defined as the time from the earliest date of CR or PR until the earliest date of disease progression (by investigator assessment per RECIST v1.1) or death due to any cause if occurring sooner than progression.

    Measured: 2 Years

Timeline

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

  1. First posted18 Jun 2023
  2. Study start29 Aug 2023
  3. Primary completion19 Sep 2024
  4. Study completion11 Nov 2024

Why it stopped: This was a strategic business decision. There were no safety concerns contributing to this decision.

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
8 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT05909995
Sponsor's protocol ID
INCB 99280-205
Other IDs
2023-503243-34-00, 2023
Status last verified
Feb 2025
First submitted
9 Jun 2023
Last updated
18 Feb 2025
Results posted
No
FDA-regulated drug
Yes
FDA-regulated device
No

Questions about this trial

What is this clinical trial studying?

A Phase 1 study testing INCB 99280 with Ipilimumab in people with Melanoma and Hepatocellular Carcinoma (HCC), run by Incyte Corporation at 8 sites in 3 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 14 inclusion and 17 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: stopped early, as of the sponsor's last update on 18 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 8 sites in United States, South Africa, Canada. 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 was stopped early (reason given: This was a strategic business decision. There were no safety concerns contributing to this decision.). Results are not available in the source record.

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?

Occurence of DLTs (time frame: 2 Years). The study lists 3 primary outcomes in all. 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 18 Feb 2025; AzTrials last refreshed its copy on 7 Nov 2026.

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