# A Study of Single Ascending Doses of IW-3300 in Healthy Volunteers

> **NCT05188261** · PHASE1 · COMPLETED · sponsor: **Ironwood Pharmaceuticals, Inc.** · enrollment: 32 (actual)

## Conditions studied

- Healthy Volunteers

## Interventions

- **DRUG:** IW-3300
- **DRUG:** Placebo

## Key facts

- **NCT ID:** NCT05188261
- **Lead sponsor:** Ironwood Pharmaceuticals, Inc.
- **Sponsor class:** INDUSTRY
- **Phase:** PHASE1
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2022-01-18
- **Primary completion:** 2022-03-09
- **Final completion:** 2022-03-21
- **Target enrollment:** 32 (ACTUAL)
- **Last updated:** 2023-12-08


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT05188261

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT05188261, "A Study of Single Ascending Doses of IW-3300 in Healthy Volunteers". Retrieved via AI Analytics 2026-06-02 from https://api.ai-analytics.org/clinical/NCT05188261. Licensed CC0.

---

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