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A Phase 3, Randomized, Double-blind, Study of Belzutifan + Zanzalintinib Versus Belzutifan + Placebo in Participants with Advanced RCC who have progressed on or after both PD-1/L1 and VEGF-TKI therapies in sequence or in combination (LITESPARK-034)

Status
Not yet recruiting
Phases
Phase 3
Study type
Interventional
Source
EU CTIS
Registry ID
CTIS2024-516993-31-00
Enrollment
124
Registered
2026-05-04
Start date
Unknown
Completion date
Unknown
Last updated
2026-05-05

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Renal Cell Carcinoma

Brief summary

Progression Free Survival (PFS), Overall Survival (OS)

Detailed description

Objective Response Rate (ORR), Duration of Response (DOR), Number of Participants Who Experience One or More Adverse Events (AEs), Number of Participants Who Discontinue Study Treatment Due to an AE, Change from Baseline in European Organisation for Research and Treatment of Cancer Quality of Life Questionnaire-Core 30 (EORTC QLQ-C30) Global Health Status (Item 29) and Quality of Life (Item 30) Combined Score, Change from Baseline in the EORTC QLQ-C30 Physical Functioning (Items 1-5) Combined Score, Change from Baseline in the EORTC QLQ-C30 Role Functioning (Items 6 and 7) Combined Score, Change From Baseline in Disease Symptoms Using the Functional Assessment of Cancer Therapy-Kidney Symptom Index-Disease-related Symptoms (FKSI-DRS) (Items 1-9) Score, Time to Deterioration (TTD) in EORTC QLQ-C30 Global Health Status (Item 29) and Quality of Life (Item 30) Combined Score, TTD in EORTC QLQ-C30 Physical Functioning (Items 1-5) Score, TTD in EORTC QLQ-C30 Role Functioning (Items 6 and 7) Score, TTD in Disease Symptoms Using the FKSI-DRS (Items 1-9) Score

Interventions

DRUGXL092
DRUGPlacebo to Zanzalintinib
DRUGBELZUTIFAN

Sponsors

Merck Sharp & Dohme LLC
Lead SponsorINDUSTRY

Eligibility

Sex/Gender
All
Age
18 Years to No maximum

Design outcomes

Primary

MeasureTime frame
Progression Free Survival (PFS), Overall Survival (OS)

Secondary

MeasureTime frame
Objective Response Rate (ORR), Duration of Response (DOR), Number of Participants Who Experience One or More Adverse Events (AEs), Number of Participants Who Discontinue Study Treatment Due to an AE, Change from Baseline in European Organisation for Research and Treatment of Cancer Quality of Life Questionnaire-Core 30 (EORTC QLQ-C30) Global Health Status (Item 29) and Quality of Life (Item 30) Combined Score, Change from Baseline in the EORTC QLQ-C30 Physical Functioning (Items 1-5) Combined Score, Change from Baseline in the EORTC QLQ-C30 Role Functioning (Items 6 and 7) Combined Score, Change From Baseline in Disease Symptoms Using the Functional Assessment of Cancer Therapy-Kidney Symptom Index-Disease-related Symptoms (FKSI-DRS) (Items 1-9) Score, Time to Deterioration (TTD) in EORTC QLQ-C30 Global Health Status (Item 29) and Quality of Life (Item 30) Combined Score, TTD in EORTC QLQ-C30 Physical Functioning (Items 1-5) Score, TTD in EORTC QLQ-C30 Role Functioning (Items 6 and 7)

Outcome results

None listed

Source: EU CTIS · Data processed: May 6, 2026