# Intranasal Injection of PRP Versus Saline for Treatment of Olfactory Dysfunction

> **NCT04406584** · NA · COMPLETED · sponsor: **Stanford University** · enrollment: 30 (actual)

## Conditions studied

- Olfactory Disorder
- Olfaction Disorders
- Olfactory Nerve Injuries
- Olfactory Nerve Disorder
- Olfactory Nerve Diseases
- Covid19
- Post-Viral Disorder

## Interventions

- **PROCEDURE:** Injection into olfactory cleft

## Key facts

- **NCT ID:** NCT04406584
- **Lead sponsor:** Stanford University
- **Sponsor class:** OTHER
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2021-06-22
- **Primary completion:** 2022-05-12
- **Final completion:** 2022-08-11
- **Target enrollment:** 30 (ACTUAL)
- **Last updated:** 2023-03-13

## Collaborators

- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04406584

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04406584, "Intranasal Injection of PRP Versus Saline for Treatment of Olfactory Dysfunction". Retrieved via AI Analytics 2026-06-08 from https://api.ai-analytics.org/clinical/NCT04406584. Licensed CC0.

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*[Clinical trials dataset](/datasets/clinical-trials) · CC0 1.0*