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NCT05358249TerminatedPhase 1/2

Platform Study of JDQ443 in Combinations in Patients With Advanced Solid Tumors Harboring the KRAS G12C Mutation

KontRASt-03: A Phase Ib/II, Multicenter, Open-label Platform Study of JDQ443 With Select Combinations in Patients With Advanced Solid Tumors Harboring the KRAS G12C Mutation

Source: ClinicalTrials.gov · Last updated 21 Oct 2026

Reason given: Business reasons and not based on any safety concerns.

Brief summary (registry, in English)

This was Phase Ib/II, multicenter, open-label adaptive platform study of JDQ443 with select therapies in patients with advanced solid tumors harboring the KRAS G12C mutation.

Status (registry)
Terminated
Phase (registry)
Phase 1/2
Study type
Interventional
Enrollment
74 (actual)
First submitted
27 Apr 2022
Start date
24 Oct 2022
Primary completion date
28 Sept 2026
Lead sponsor
Novartis Pharmaceuticals
NCT number
NCT05358249
EU CT number
2023-506716-41-00
EudraCT number
2021-006196-42

Who cannot take part

Copied verbatim from ClinicalTrials.gov and grouped by topic. Only the trial team decides who can take part.

Prior treatment

  • Tumors harboring driver mutations that have approved targeted therapies, with the exception of KRAS G12C mutations
  • Prior treatment with a KRAS G12C inhibitor is excluded for patients in a subset of groups in Phase II.

Other illness

  • Active brain metastases, including symptomatic brain metastases or known leptomeningeal disease
  • Clinically significant cardiac disease or risk factors at screening

Other

  • Insufficient bone marrow, hepatic or renal function at screening Other protocol-defined inclusion/exclusion criteria may apply

Who the study is looking for

  • Dose Escalation:
  • Patients with advanced (metastatic or unresectable) KRAS G12C mutant solid tumors who have received standard of care therapy or are ineligible to receive such therapy.
    • Phase II:
  • Patients with advanced (metastatic or unresectable) KRAS G12C mutant non-small cell lung cancer who have received platinum-based chemotherapy regimen and immune checkpoint inhibitor therapy, unless patient was ineligible to receive such therapy
  • Patients with advanced (metastatic or unresectable) KRAS G12C mutant colorectal cancer who have received fluropyrimidine-, oxaliplatin-, and irinotecan-based chemotherapy, unless patient was ineligible to such therapy.
    • All patients:
  • ECOG performance status of 0 or 1.
  • Patients must have a site of disease amenable to biopsy and be a candidate for tumor biopsy according to the treating institution's guidelines.

Age in the registry: 18 years to 100 years · Sex: All · Does not accept healthy volunteers

Full criteria on ClinicalTrials.gov

Sites (12)

Sites in registry order. Save your city in your profile to sort them by distance.

SiteCityCountrySite status
-LeuvenBelgiumUnknown status
-Freiburg im BreisgauGermanyUnknown status
-BarcelonaSpainUnknown status
-MadridSpainUnknown status
-BordeauxFranceUnknown status
-LyonFranceUnknown status
-MilanItalyUnknown status
-SeoulSouth KoreaUnknown status
-SingaporeSingaporeUnknown status
Dana-Farber Cancer InstituteBostonUnited StatesUnknown status
Massachusetts General HospitalBostonUnited StatesUnknown status
NYU School of MedicineNew YorkUnited StatesUnknown status

Are you the coordinator? Confirm the details

This page is information, not medical advice. Discuss any trial with your doctor.