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NCT04819100PHASE3ACTIVE_NOT_RECRUITING1 endpoint open for prediction

A Study of Selpercatinib After Surgery or Radiation in Participants With Non-Small Cell Lung Cancer (NSCLC)

LIBRETTO-432: A Placebo-controlled Double-Blinded Randomized Phase 3 Study of Adjuvant Selpercatinib Following Definitive Locoregional Treatment in Participants With Stage IB-IIIA RET Fusion-Positive NSCLC

Sponsor: Eli Lilly and Company + Loxo Oncology, Inc.

Open for Predictions · 1 endpoint

NCT04819100Hazard Ratio for Overall Survival (OS)

A Hazard Ratio below 1.0 favours the treatment arm. HR 0.75 means a 25% reduction in the risk of death.

Prediction range: 0.41.2 Hazard Ratio

Key Facts

Study type
INTERVENTIONAL
Conditions
Carcinoma, Non-Small-Cell Lung
Interventions
Selpercatinib, Placebo
Enrollment
152 participants
Primary completion
Jan 2026
Study completion
May 2028
First posted
Mar 2021
Last updated
Mar 2026

Primary Endpoints (CT.gov)

Event-Free Survival (EFS)

Time frame: Randomization to disease recurrence/progression or death from any cause (estimated as up to 7 years)

Secondary Endpoints

EFS

Overall Survival (OS)

EFS

Eligibility Criteria

Inclusion Criteria: * Must have histologically confirmed Stage IB, II, or IIIA NSCLC. * Must have an activating RET gene fusion in tumor based on polymerase chain reaction (PCR), next generation sequencing (NGS), or another molecular test per sponsor's approval. * Must have received definitive locoregional therapy with curative intent (surgery or radiotherapy) for Stage IB, II, or IIIA NSCLC. \-- Must have undergone the available anti-cancer therapy (including chemotherapy or durvalumab) or not be suitable for it, based on the investigator's discretion. * Maximum time allowed between definitive therapy completion and randomization must be: * 10 weeks if no chemotherapy was administered * 26 weeks if adjuvant chemotherapy was administered * Eastern Cooperative Oncology Group (ECOG) performance status of 0-1. * Adequate hematologic, hepatic, and renal function. * Willingness of men and women of reproductive potential to observe conventional and highly effective birth control for

Read full criteria on CT.gov →

✦ Analyst Commentary

Expert commentary on why this trial matters and what to watch for.

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Source

Open on ClinicalTrials.gov

Related Program

Retevmo

Eli Lilly

View program page →