# Study of Single and Multiple Doses of PRS-220 Administered by Oral Inhalation in Healthy Subjects

> **NCT05473533** · PHASE1 · COMPLETED · sponsor: **Pieris Australia Pty Ltd** · enrollment: 64 (actual)

## Conditions studied

- Healthy

## Interventions

- **DRUG:** Placebo
- **DRUG:** PRS-220

## Key facts

- **NCT ID:** NCT05473533
- **Lead sponsor:** Pieris Australia Pty Ltd
- **Sponsor class:** INDUSTRY
- **Phase:** PHASE1
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2022-10-31
- **Primary completion:** 2023-08-11
- **Final completion:** 2023-08-11
- **Target enrollment:** 64 (ACTUAL)
- **Last updated:** 2023-10-23


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT05473533

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT05473533, "Study of Single and Multiple Doses of PRS-220 Administered by Oral Inhalation in Healthy Subjects". Retrieved via AI Analytics 2026-06-25 from https://api.ai-analytics.org/clinical/NCT05473533. Licensed CC0.

---

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