# NAC Inhalation in the Treatment Of Symptomatic acuTe rhinosinUSitis

> **NCT04131686** · — · COMPLETED · sponsor: **Boryung Pharmaceutical Co., Ltd** · enrollment: 294 (actual)

## Conditions studied

- Acute Rhinosinusitis
- Recurrent Acute Rhinosinusitis
- Chronic Rhinosinusitis

## Interventions

_None listed._

## Key facts

- **NCT ID:** NCT04131686
- **Lead sponsor:** Boryung Pharmaceutical Co., Ltd
- **Sponsor class:** INDUSTRY
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** COMPLETED
- **Start date:** 2019-09-30
- **Primary completion:** 2021-09-17
- **Final completion:** 2021-09-17
- **Target enrollment:** 294 (ACTUAL)
- **Last updated:** 2025-01-08


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04131686

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04131686, "NAC Inhalation in the Treatment Of Symptomatic acuTe rhinosinUSitis". Retrieved via AI Analytics 2026-06-09 from https://api.ai-analytics.org/clinical/NCT04131686. Licensed CC0.

---

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