Phase III DAS181 Lower Tract PIV Infection in Immunocompromised Subjects (Substudy: DAS181 for COVID-19): RCT Study

ClinicalTrials.gov ID: NCT03808922

Public ClinicalTrials.gov record NCT03808922. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.

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ClinicalTrials.gov public records Last synced May 20, 2026, 3:13 AM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Official title

A Phase III Randomized Placebo-Controlled Study to Examine the Efficacy and Safety of DAS181 for the Treatment of Lower Respiratory Tract Parainfluenza Infection in Immunocompromised Subjects

Study identification

NCT ID: NCT03808922
Recruitment status: Recruiting
Study type: Interventional
Phase: Phase 3
Lead sponsor: Ansun Biopharma, Inc.; Industry
Enrollment: 274 participants

Conditions and interventions

Conditions

Interventions

DAS181 Drug
DAS181 COVID-19 Drug
DAS181 OL Drug
Placebo Drug

Drug

Eligibility (public fields only)

Age range: Not listed
Sex: All
Healthy volunteers: Healthy volunteers not accepted

This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.

Study timeline

Start date: May 22, 2019
Primary completion: Aug 31, 2028
Completion: Aug 31, 2028
Last update posted: May 17, 2026

2019 – 2028

United States locations

U.S. sites: 49
U.S. states: 25
U.S. cities: 36

Facility	City	State	ZIP	Site status
City of Hope cancer Center	Duarte	California	91010	Recruiting
UCLA	Los Angeles	California	90024	Active, not recruiting
University of California Davis Health System	Sacramento	California	95817	Recruiting
University of California San Diego Medical Center	San Diego	California	92093	Withdrawn
Children's Hospital Colorado	Aurora	Colorado	80045	Withdrawn
Sylvester Comprehensive Cancer Center, University of Miami Health System	Miami	Florida	33136	Recruiting
Houston Methodist Hospital	Tampa	Florida	33612	Withdrawn
Ann & Robert H. Lurie Children's Hospital of Chicago	Chicago	Illinois	60611	Recruiting
University of Chicago	Chicago	Illinois	60637	Withdrawn
Loyola University Medical Center	Maywood	Illinois	60153	Withdrawn
University of Iowa Health Care	Iowa City	Iowa	52242	Recruiting
University of Kansas Medical Center	Fairway	Kansas	66205	Recruiting
Louisiana State University	Shreveport	Louisiana	71103	Completed
University of Maryland	Baltimore	Maryland	21201	Withdrawn
The Johns Hopkins Hospital	Baltimore	Maryland	21205	Withdrawn
Brigham and Women's Hospital	Boston	Massachusetts	02115	Recruiting
Beth Israel Deaconess Medical Center	Boston	Massachusetts	02215	Withdrawn
Universtiy of Michigan	Ann Arbor	Michigan	48109	Withdrawn
Mayo Clinic Rochester	Rochester	Minnesota	55905	Recruiting
Washington University	St Louis	Missouri	63112	Withdrawn
University of Nebraska Medical Center	Omaha	Nebraska	68198	Withdrawn
Memorial Sloan Kettering Cancer Center	New York	New York	10065	Withdrawn
Weill Cornell Medical College	New York	New York	10065	Recruiting
Duke University	Durham	North Carolina	27710	Recruiting
Novant Health	Winston-Salem	North Carolina	27103	Withdrawn
The Lindner Center- The Christ Hospital	Cincinnati	Ohio	45219	Withdrawn
Cincinnati Children's Hospital Medical Center	Cincinnati	Ohio	45267	Recruiting
University of Cincinnati	Cincinnati	Ohio	45267	Withdrawn
The Cleveland Clinic Foundation	Cleveland	Ohio	44106	Withdrawn
St. Elizabeth Youngstown Hospital	Youngstown	Ohio	44501	Withdrawn
University of Oklahoma Health Sciences Center	Oklahoma City	Oklahoma	73104	Recruiting
Oregon Health & Science University	Portland	Oregon	97239	Withdrawn
University of Pennsylvania	Philadelphia	Pennsylvania	19104	Withdrawn
University of Pittsburgh Medical Center Health System	Pittsburgh	Pennsylvania	15213	Recruiting
Kent Hospital	Warwick	Rhode Island	02886	Completed
Vanderbilt University Medical Center	Nashville	Tennessee	37232	Withdrawn
UT Southwestern Medical Center	Dallas	Texas	75390	Recruiting
Cook Children's	Forth Worth	Texas	76104	Terminated
Texas Health	Forth Worth	Texas	76104	Completed
Therapeutic Concepts	Houston	Texas	77004	Completed
Baylor College of Medicine	Houston	Texas	77030	Recruiting
Houston Methodist Hospital	Houston	Texas	77030	Withdrawn
MD Anderson	Houston	Texas	77030	Recruiting
VCU Health System	Richmond	Virginia	23298	Recruiting
Seattle Children's Hospital	Seattle	Washington	98105	Recruiting
Fred Hutchinson Cancer Center	Seattle	Washington	98109	Recruiting
Fred Hutchinson Cancer Research Center	Seattle	Washington	98109	Recruiting
Medical College of Wisconsin	Milwaukee	Wisconsin	53226	Recruiting
Froedtert Medical College Pulmonary Clinic	Milwaukee	Wisconsin	53266	Recruiting

Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.

Non-U.S. locations

This page focuses on the U.S. directory. The official record also lists 18 non-U.S. sites.

About this trial record page

What this page shows: Public field values for ClinicalTrials.gov record NCT03808922, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
What this page does not do: No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
Where the data comes from: Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
Last refresh: Last update posted May 17, 2026 · Synced May 20, 2026

Open the official record

The complete protocol, eligibility criteria, and contact information for NCT03808922 live on ClinicalTrials.gov.

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