# High vs. Standard Dose Influenza Vaccine in Adult SOT Recipients

> **NCT04613206** · PHASE2 · ACTIVE_NOT_RECRUITING · sponsor: **Vanderbilt University Medical Center** · enrollment: 396 (estimated)

## Conditions studied

- Immunization; Infection
- Transplantation Infection
- Influenza
- Solid Organ Transplant

## Interventions

- **BIOLOGICAL:** High Dose Quadrivalent Inactivated Influenza Vaccine
- **BIOLOGICAL:** Standard Dose Quadrivalent Inactivated Influenza Vaccine

## Key facts

- **NCT ID:** NCT04613206
- **Lead sponsor:** Vanderbilt University Medical Center
- **Sponsor class:** OTHER
- **Phase:** PHASE2
- **Study type:** INTERVENTIONAL
- **Status:** ACTIVE_NOT_RECRUITING
- **Start date:** 2021-01-11
- **Primary completion:** 2026-07-01
- **Final completion:** 2026-12-31
- **Target enrollment:** 396 (ESTIMATED)
- **Last updated:** 2026-01-21

## Collaborators

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## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04613206

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04613206, "High vs. Standard Dose Influenza Vaccine in Adult SOT Recipients". Retrieved via AI Analytics 2026-07-20 from https://api.ai-analytics.org/clinical/NCT04613206. Licensed CC0.

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