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Clinical trial · no report yet · Phase 1/Phase 2

ARROS-1

A Study of Zidesamtinib (NVL-520) in Patients With Advanced NSCLC and Other Solid Tumors Harboring ROS1 Rearrangement (ARROS-1)

We haven't built a report for this trial yet. This page shows the registry record and the public commentary we found that names the trial. A report reads that commentary and sets out what clinicians said about the trial, each point linked to its source. How reports are made.

Preliminary discovery

Commentary in our index that names this trial so far

Podcasts, YouTube videos and X posts we have indexed. A report screens them, searches for more and cites what clinicians said when it is built, so final coverage is set at build.

ChannelFound
YouTube6
Podcasts6
X threads1

The trial

ClinicalTrials.gov
Official title
A Phase 1/2 Study of the Highly Selective ROS1 Inhibitor Zidesamtinib (NVL-520) in Patients With Advanced NSCLC and Other Solid Tumors (ARROS-1)
Phase
Phase 1/Phase 2
Status
Recruiting
Conditions
Locally Advanced Solid Tumor; Metastatic Solid Tumor
Interventions
Zidesamtinib (NVL-520)
Arms
  • Phase 1 dose escalation · Experimental
  • Cohort 2a · Experimental
  • Cohort 2b · Experimental
  • Cohort 2c · Experimental
  • Cohort 2d · Experimental
  • Cohort 2e · Experimental
Enrollment
359 (estimated)
Primary outcomes
  • Maximum Tolerated Dose (MTD) (Phase 1)
  • Recommended Phase 2 Dose (RP2D)
  • Objective Response Rate (ORR) (Phase 2)
Sponsor
Nuvalent Inc.
Start
Jan 4, 2022
Primary completion
Dec 31, 2027 (estimated)
Results posted
No
Registry record
NCT05118789 · updated Sep 24, 2026