# Observational Analysis of Palbociclib Treatment in Patients With First Line Therapy for Locally Advanced and/or Metastatic Breast Cancer

> **NCT04874025** · — · COMPLETED · sponsor: **Hospital San Carlos, Madrid** · enrollment: 815 (actual)

## Conditions studied

- Breast Cancer

## Interventions

- **DRUG:** Ibrance

## Key facts

- **NCT ID:** NCT04874025
- **Lead sponsor:** Hospital San Carlos, Madrid
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** COMPLETED
- **Start date:** 2021-07-31
- **Primary completion:** 2022-06-08
- **Final completion:** 2022-06-08
- **Target enrollment:** 815 (ACTUAL)
- **Last updated:** 2022-08-08


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04874025

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04874025, "Observational Analysis of Palbociclib Treatment in Patients With First Line Therapy for Locally Advanced and/or Metastatic Breast Cancer". Retrieved via AI Analytics 2026-06-22 from https://api.ai-analytics.org/clinical/NCT04874025. Licensed CC0.

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