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NCT05652686 · ClinicalTrials.gov registry record · Phase 1

A Study of Peluntamig (PT217) in Patients With Neuroendocrine Carcinomas Expressing DLL3 (the SKYBRIDGE Study)

A Phase 1 study of Small Cell Lung Cancer (SCLC) and Extrapulmonary Neuroendocrine Carcinoma (EP-NEC), sponsored by Phanes Therapeutics.

Recruiting
Registry status
Phase 1
Development phase
203
Enrollment target
12
Study locations

NCT05652686: Recruiting Phase 1 study of Small Cell Lung Cancer (SCLC) and Extrapulmonary Neuroendocrine Carcinoma (EP-NEC), sponsored by Phanes Therapeutics.

NCT05652686 is a Phase 1 study of Small Cell Lung Cancer (SCLC) and Extrapulmonary Neuroendocrine Carcinoma (EP-NEC) that is actively recruiting participants, run by Phanes Therapeutics. The registered enrollment target is 203 participants, below the 277-participant average among 12 other Small Cell Lung Cancer (SCLC) trials with a reported enrollment target (27% lower). The trial reports 12 study locations across 10 states. According to ClinicalTrials.gov, the official US trial registry.

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The verdict

NCT05652686, a Phase 1 study of Small Cell Lung Cancer (SCLC) and Extrapulmonary Neuroendocrine Carcinoma (EP-NEC), is actively recruiting participants, sponsored by Phanes Therapeutics.

RECRUITING
Registry status
Phase 1
Development phase
203 participants
Enrollment target
12
Study locations

Study Summary

This is a first-in-human, Phase 1/2, open-label, dose escalation, dose expansion and combination study designed to evaluate the safety, tolerability, pharmacokinetics, pharmacodynamics, and preliminary efficacy of Peluntamig (PT217) as a monotherapy and in combination with chemotherapy.

Interventions

  • DRUG Atezolizumab
  • DRUG Peluntamig (PT217)
  • DRUG Carboplatin + Etoposide
  • DRUG Paclitaxel.

Study Locations (12)

Massachusetts

  • Massachusetts General Hospital - Boston
  • Dana-Farber Cancer Institute - Boston

Texas

  • The University of Texas, MD Anderson Cancer Center - Houston
  • Mays Cancer Center / University of Texas, San Antonio - San Antonio

California

  • City of Hope (City of Hope National Medical Center, City of Hope Medical Center) - Duarte

Colorado

  • Sarah Cannon Research Institute at HealthONE - Denver

Maryland

  • Sidney Kimmel Comprehensive Cancer Center at John Hopkins - Baltimore

Missouri

  • Washington University School of Medicine (Siteman Cancer Center) - St Louis

North Carolina

  • University of North Carolina at Chapel Hill - Chapel Hill

Oklahoma

  • Sarah Cannon Research Institute University of Oklahoma - Oklahoma City

Trial Details

FieldValue
Enrollment Target 203 participants
Start Date 2023-09-05
Est. Completion 2028-08
Phase Phase 1
Phanes Therapeutics

3 total trials

What NCT05652686 shows while recruiting

NCT05652686 is an interventional study that assigns participants to a tested intervention. The registered 203 participants enrollment target is mid-sized for trials with a published cap, below the 277-participant average among 12 other Small Cell Lung Cancer (SCLC) trials with a reported enrollment target (27% lower).

The record links to 6 conditions, with Small Cell Lung Cancer (SCLC) appearing as the primary indexed condition, and to 4 interventions - of which Atezolizumab is the first listed.

NCT05652686 lists 12 locations in 10 states (Massachusetts, Texas, California).

Frequently Asked Questions

What is clinical trial NCT05652686 about?

NCT05652686 is a clinical study titled "A Study of Peluntamig (PT217) in Patients With Neuroendocrine Carcinomas Expressing DLL3 (the SKYBRIDGE Study)". This is a first-in-human, Phase 1/2, open-label, dose escalation, dose expansion and combination study designed to evaluate the safety, tolerability, pharmacokinetics, pharmacodynamics, and preliminary efficacy of Peluntamig (PT217) as a monotherapy and in combination with chemotherapy.

What is the current status of trial NCT05652686?

This trial is currently recruiting. It is a Phase 1 study. The enrollment target is 203 participants. The study started on 2023-09-05. Estimated completion is 2028-08.

What conditions does trial NCT05652686 study?

This clinical trial studies the following conditions: Small Cell Lung Cancer (SCLC), Extrapulmonary Neuroendocrine Carcinoma (EP-NEC), Large Cell Neuroendocrine Cancer (LCNEC), Neuroendocrine Prostate Cancer (NEPC), Gastroenteropancreatic Neuroendocrine Carcinoma (GEP-NEC).

What interventions are being tested in trial NCT05652686?

The interventions under investigation include: Atezolizumab (DRUG), Peluntamig (PT217) (DRUG), Carboplatin + Etoposide (DRUG), Paclitaxel. (DRUG).

Who is sponsoring clinical trial NCT05652686?

This trial is sponsored by Phanes Therapeutics, which has 3 total clinical trials registered on ClinicalTrials.gov.

Where is trial NCT05652686 being conducted?

This trial has 12 study locations across California, Colorado, Maryland, Massachusetts, Missouri. Contact the study sites directly through ClinicalTrials.gov for enrollment availability.

Similar trials for Small Cell Lung Cancer (SCLC)

Matched on the same primary condition, ranked to surface studies in the same phase first, then by recruiting status, no relevance scoring or editorial curation.

Where NCT05652686's enrollment target sits among peer trials

203 6th of 12 higher than 7 of 12 other Small Cell Lung Cancer (SCLC) trials

participants (enrollment target), bucketed by value

Each bar is a band; taller bars hold more other Small Cell Lung Cancer (SCLC) trials. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count and share, and where it sits relative to this entry.

Source ClinicalTrials.gov registry export · 2026-08-08

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Source: ClinicalTrials.gov NCT05652686, the US trial registry maintained by the National Library of Medicine. NCT05652686 (mid enrollment · multi site footprint · recruiting) retrieved and formatted by PlainTrial, see methodology.