# Real World Data Collection Pediatric Neuroblastoma Treated With Lorlatinib

> **NCT04753658** · — · TERMINATED · sponsor: **Pfizer** · enrollment: 15 (actual)

## Conditions studied

- Neuroblastoma

## Interventions

- **DRUG:** lorlatinib

## Key facts

- **NCT ID:** NCT04753658
- **Lead sponsor:** Pfizer
- **Sponsor class:** INDUSTRY
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** TERMINATED
- **Start date:** 2021-03-19
- **Primary completion:** 2022-09-30
- **Final completion:** 2022-09-30
- **Target enrollment:** 15 (ACTUAL)
- **Why stopped:** The study was prematurely discontinued due to operational implementation challenges and insufficient collection of key data due to varied data accessibility across global study sites.
- **Last updated:** 2024-09-23


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04753658

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04753658, "Real World Data Collection Pediatric Neuroblastoma Treated With Lorlatinib". Retrieved via AI Analytics 2026-05-28 from https://api.ai-analytics.org/clinical/NCT04753658. Licensed CC0.

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