Trial Outcomes & Findings for VentaProst in Subjects With COVID-19 Requiring Mechanical Ventilation (NCT NCT04452669)

NCT ID: NCT04452669

Last Updated: 2025-07-31

Results Overview

Number of participants that were extubated

Recruitment status

COMPLETED

Study phase

PHASE2

Target enrollment

11 participants

Primary outcome timeframe

10 days post-randomization

Results posted on

2025-07-31

Participant Flow

Participant milestones

Participant milestones
Measure
Study Treatment
Up to 10 days of inhaled epoprostenol delivered by a breath actuated dedicated delivery system for patients with COVID-19 who are mechanically ventilated. VentaProst (inhaled epoprostenol delivered via a dedicated delivery system): VentaProst delivered for up to 10 days via mechanical ventilation at a dose range that may be up or down titrated to a patient's clinical condition.
Placebo Control
Up to 10 days of inhaled 0.9% sodium chloride solution delivered by a breath actuated dedicated delivery system for patients with COVID-19 who are mechanically ventilated. VentaProst (inhaled epoprostenol delivered via a dedicated delivery system): VentaProst delivered for up to 10 days via mechanical ventilation at a dose range that may be up or down titrated to a patient's clinical condition.
Overall Study
STARTED
6
5
Overall Study
COMPLETED
5
1
Overall Study
NOT COMPLETED
1
4

Reasons for withdrawal

Reasons for withdrawal
Measure
Study Treatment
Up to 10 days of inhaled epoprostenol delivered by a breath actuated dedicated delivery system for patients with COVID-19 who are mechanically ventilated. VentaProst (inhaled epoprostenol delivered via a dedicated delivery system): VentaProst delivered for up to 10 days via mechanical ventilation at a dose range that may be up or down titrated to a patient's clinical condition.
Placebo Control
Up to 10 days of inhaled 0.9% sodium chloride solution delivered by a breath actuated dedicated delivery system for patients with COVID-19 who are mechanically ventilated. VentaProst (inhaled epoprostenol delivered via a dedicated delivery system): VentaProst delivered for up to 10 days via mechanical ventilation at a dose range that may be up or down titrated to a patient's clinical condition.
Overall Study
Death
1
4

Baseline Characteristics

Race and Ethnicity were not collected from any participant.

Baseline characteristics by cohort

Baseline characteristics by cohort
Measure
Study Treatment
n=6 Participants
Up to 10 days of inhaled epoprostenol delivered by a breath actuated dedicated delivery system for patients with COVID-19 who are mechanically ventilated. VentaProst (inhaled epoprostenol delivered via a dedicated delivery system): VentaProst delivered for up to 10 days via mechanical ventilation at a dose range that may be up or down titrated to a patient's clinical condition.
Placebo Control
n=5 Participants
Up to 10 days of inhaled 0.9% sodium chloride solution delivered by a breath actuated dedicated delivery system for patients with COVID-19 who are mechanically ventilated. VentaProst (inhaled epoprostenol delivered via a dedicated delivery system): VentaProst delivered for up to 10 days via mechanical ventilation at a dose range that may be up or down titrated to a patient's clinical condition.
Total
n=11 Participants
Total of all reporting groups
Age, Customized
<65 years
3 Participants
n=6 Participants
2 Participants
n=5 Participants
5 Participants
n=11 Participants
Age, Customized
>65 years
3 Participants
n=6 Participants
3 Participants
n=5 Participants
6 Participants
n=11 Participants
Sex: Female, Male
Female
3 Participants
n=6 Participants
2 Participants
n=5 Participants
5 Participants
n=11 Participants
Sex: Female, Male
Male
3 Participants
n=6 Participants
3 Participants
n=5 Participants
6 Participants
n=11 Participants
Race and Ethnicity Not Collected
0 Participants
Race and Ethnicity were not collected from any participant.

PRIMARY outcome

Timeframe: 10 days post-randomization

Population: ITT Population

Number of participants that were extubated

Outcome measures

Outcome measures
Measure
Study Treatment
n=6 Participants
Up to 10 days of inhaled epoprostenol delivered by a breath actuated dedicated delivery system for patients with COVID-19 who are mechanically ventilated. VentaProst (inhaled epoprostenol delivered via a dedicated delivery system): VentaProst delivered for up to 10 days via mechanical ventilation at a dose range that may be up or down titrated to a patient's clinical condition.
Placebo Control
n=5 Participants
Up to 10 days of inhaled 0.9% sodium chloride solution delivered by a breath actuated dedicated delivery system for patients with COVID-19 who are mechanically ventilated. VentaProst (inhaled epoprostenol delivered via a dedicated delivery system): VentaProst delivered for up to 10 days via mechanical ventilation at a dose range that may be up or down titrated to a patient's clinical condition.
Change in Respiratory Failure
3 Participants
2 Participants

PRIMARY outcome

Timeframe: 10 days post-randomization

Population: ITT Population

Number of participants that required ECMO or left ventricular assist device (LVAD)

Outcome measures

Outcome measures
Measure
Study Treatment
n=6 Participants
Up to 10 days of inhaled epoprostenol delivered by a breath actuated dedicated delivery system for patients with COVID-19 who are mechanically ventilated. VentaProst (inhaled epoprostenol delivered via a dedicated delivery system): VentaProst delivered for up to 10 days via mechanical ventilation at a dose range that may be up or down titrated to a patient's clinical condition.
Placebo Control
n=6 Participants
Up to 10 days of inhaled 0.9% sodium chloride solution delivered by a breath actuated dedicated delivery system for patients with COVID-19 who are mechanically ventilated. VentaProst (inhaled epoprostenol delivered via a dedicated delivery system): VentaProst delivered for up to 10 days via mechanical ventilation at a dose range that may be up or down titrated to a patient's clinical condition.
Change in Cardiac/Circulatory Failure
0 Participants
0 Participants

Adverse Events

Study Treatment

Serious events: 1 serious events
Other events: 0 other events
Deaths: 1 deaths

Placebo Control

Serious events: 4 serious events
Other events: 1 other events
Deaths: 4 deaths

Serious adverse events

Serious adverse events
Measure
Study Treatment
n=6 participants at risk
Up to 10 days of inhaled epoprostenol delivered by a breath actuated dedicated delivery system for patients with COVID-19 who are mechanically ventilated. VentaProst (inhaled epoprostenol delivered via a dedicated delivery system): VentaProst delivered for up to 10 days via mechanical ventilation at a dose range that may be up or down titrated to a patient's clinical condition.
Placebo Control
n=5 participants at risk
Up to 10 days of inhaled 0.9% sodium chloride solution delivered by a breath actuated dedicated delivery system for patients with COVID-19 who are mechanically ventilated. VentaProst (inhaled epoprostenol delivered via a dedicated delivery system): VentaProst delivered for up to 10 days via mechanical ventilation at a dose range that may be up or down titrated to a patient's clinical condition.
Respiratory, thoracic and mediastinal disorders
Worsening of ARDS
0.00%
0/6 • Adverse event data were collected from randomization through 28 days post-randomization.
20.0%
1/5 • Adverse event data were collected from randomization through 28 days post-randomization.
Respiratory, thoracic and mediastinal disorders
Worsening of Acute Hypoxic Respiratory Failure
16.7%
1/6 • Adverse event data were collected from randomization through 28 days post-randomization.
60.0%
3/5 • Adverse event data were collected from randomization through 28 days post-randomization.
Respiratory, thoracic and mediastinal disorders
Hypercapnic Respiratory Failure
0.00%
0/6 • Adverse event data were collected from randomization through 28 days post-randomization.
20.0%
1/5 • Adverse event data were collected from randomization through 28 days post-randomization.

Other adverse events

Other adverse events
Measure
Study Treatment
n=6 participants at risk
Up to 10 days of inhaled epoprostenol delivered by a breath actuated dedicated delivery system for patients with COVID-19 who are mechanically ventilated. VentaProst (inhaled epoprostenol delivered via a dedicated delivery system): VentaProst delivered for up to 10 days via mechanical ventilation at a dose range that may be up or down titrated to a patient's clinical condition.
Placebo Control
n=5 participants at risk
Up to 10 days of inhaled 0.9% sodium chloride solution delivered by a breath actuated dedicated delivery system for patients with COVID-19 who are mechanically ventilated. VentaProst (inhaled epoprostenol delivered via a dedicated delivery system): VentaProst delivered for up to 10 days via mechanical ventilation at a dose range that may be up or down titrated to a patient's clinical condition.
Cardiac disorders
Hypotension
0.00%
0/6 • Adverse event data were collected from randomization through 28 days post-randomization.
20.0%
1/5 • Adverse event data were collected from randomization through 28 days post-randomization.

Additional Information

David Durand, MD

Aerogen Pharma

Phone: 510-928-2111

Results disclosure agreements

  • Principal investigator is a sponsor employee
  • Publication restrictions are in place