# Ambispective Observational Multicenter Study on the Efficacy of the Third Dose of Vaccine Anti COVID-19 in Patients Suffering From Solid Tumors Undergoing Oncological Treatment Active.

> **NCT06334744** · — · COMPLETED · sponsor: **Fondazione IRCCS Policlinico San Matteo di Pavia** · enrollment: 120 (actual)

## Conditions studied

- Oncologic Complications

## Interventions

_None listed._

## Key facts

- **NCT ID:** NCT06334744
- **Lead sponsor:** Fondazione IRCCS Policlinico San Matteo di Pavia
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** COMPLETED
- **Start date:** 2021-11-17
- **Primary completion:** 2023-01-08
- **Final completion:** 2023-06-08
- **Target enrollment:** 120 (ACTUAL)
- **Last updated:** 2024-03-29


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT06334744

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT06334744, "Ambispective Observational Multicenter Study on the Efficacy of the Third Dose of Vaccine Anti COVID-19 in Patients Suffering From Solid Tumors Undergoing Oncological Treatment Active.". Retrieved via AI Analytics 2026-05-27 from https://api.ai-analytics.org/clinical/NCT06334744. Licensed CC0.

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