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Completed Phase 2Phase 3 Interventional Results available

Assessing Safety, Hospitalization and Efficacy of rNAPc2 in COVID-19

ClinicalTrials.gov ID: NCT04655586

Public ClinicalTrials.gov record NCT04655586. 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.

ClinicalTrials.gov public records Last synced Jul 23, 2026, 12:02 PM EDT

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

Official title

Assessing Safety, Hospitalization and Efficacy of rNAPc2 in COVID-19 (ASPEN-COVID-19)

Study identification

NCT ID
NCT04655586
Recruitment status
Completed
Study type
Interventional
Phase
Phase 2, Phase 3
Lead sponsor
ARCA Biopharma, Inc.
Industry
Enrollment
160 participants

Conditions and interventions

Conditions

Interventions

  • rNAPc2 Drug
  • Heparin Drug

Drug

Eligibility (public fields only)

Age range
18 Years to 90 Years
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
Dec 9, 2020
Primary completion
Dec 5, 2021
Completion
Mar 6, 2022
Last update posted
Feb 20, 2023

2020 – 2022

United States locations

U.S. sites
11
U.S. states
8
U.S. cities
11
Facility City State ZIP Site status
ARCA Investigational Site #119 Fairhope Alabama 36532
ARCA Investigational Site #118 Phoenix Arizona 85006
ARCA Investigational Site #120 Tucson Arizona 85724
ARCA Investigational Site #104 Aurora Colorado 80045
ARCA Investigational Site #117 Denver Colorado 80204
ARCA Investigational Site #101 Jacksonville Florida 32209
ARCA Investigational Site #128 Evanston Illinois 60201
ARCA Investigational Site #113 New Orleans Louisiana 70121
ARCA Investigational Site #105 Falls Church Virginia 22042
ARCA Investigational Site #114 Richmond Virginia 23230
ARCA Investigational Site #103 Tacoma Washington 98405

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 13 non-U.S. sites.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT04655586, 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 Feb 20, 2023 · Synced Jul 23, 2026

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Open the official record

The complete protocol, eligibility criteria, and contact information for NCT04655586 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →