# H1N1v Virus Challenge Study in Healthy Subjects

> **NCT04044352** · PHASE1 · COMPLETED · sponsor: **National Institute of Allergy and Infectious Diseases (NIAID)** · enrollment: 76 (actual)

## Conditions studied

- Influenza

## Interventions

- **BIOLOGICAL:** Influenza A/Bethesda/MM2/H1N1 Challenge

## Key facts

- **NCT ID:** NCT04044352
- **Lead sponsor:** National Institute of Allergy and Infectious Diseases (NIAID)
- **Sponsor class:** NIH
- **Phase:** PHASE1
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2019-10-22
- **Primary completion:** 2020-03-02
- **Final completion:** 2020-03-02
- **Target enrollment:** 76 (ACTUAL)
- **Last updated:** 2021-04-28


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04044352

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04044352, "H1N1v Virus Challenge Study in Healthy Subjects". Retrieved via AI Analytics 2026-05-25 from https://api.ai-analytics.org/clinical/NCT04044352. Licensed CC0.

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