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Covid19Phase 2NCT04488575

Safety and Efficacy of EDP1815 in the Treatment of Patients Hospitalized With COVID-19 Infection

A Phase 2 study testing EDP1815 in people with Covid19, run by Evelo Biosciences, Inc. at 4 sites in 2 countries.

Terminated

Stopped early. The study ended before it was planned to and will not resume.

Official record
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Trial summary

Evelo will investigate the safety and efficacy of EDP1815 in the treatment of patients hospitalized with SARS-CoV-2 Infection Read more about this study

Who is it for?
Ages 18 to 65 years
Conditions the study is for
Covid19
What is being tested?
EDP1815
Type of treatment
Pill or oral medicine
Could I receive a placebo?
Yes, some participants may receive a placebo
How many people
16 participants
Where
4 sitesin 2 countries
Study dates
26 Aug 2020to 19 May 2021
Phase
Phase 2
Are there results?
Yes, posted in the registrySummary in the doctors' view

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 18 to 65 years
  • All sexes
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • Hospitalized within the last 36 hours.
  • Receiving any form of supplementary oxygen therapy at baseline.
  • Confirmed COVID-19 viral infection by RTPCR at screening.
  • Age:
  • 18-65 years old, OR
  • >65 year-olds can be included after Data Monitoring Committee (DMC) approval

Who cannot join

  • Contraindications/hypersensitivity to P histicola or any of the capsule excipients
  • Patients with chronic hypoxia or underlying significant chronic respiratory disease (such as Chronic Obstructive Pulmonary Disease (COPD), Pulmonary Fibrosis, or Bronchiectasis).
  • Admission to ICU at time of screening.
  • Mechanically ventilated, on continuous positive airway pressure (CPAP), or on non-invasive ventilation at the time of screening.
  • Patient is taking a systemic immunosuppressive agent such as, but not limited to, oral steroids, methotrexate, azathioprine, ciclosporin, or tacrolimus, unless these are given as part of COVID standard of care treatment.
  • Patient has a diagnosed primary immunodeficiency.
Show all 14Show fewer
  • Patient has a diagnosis of HIV/AIDS
  • Patient has pre-existing known chronic kidney disease stage 4 or 5 or requiring renal replacement therapy (i.e. estimated glomerular filtration rate (eGFR) <30ml/min/1.73m2)
  • Patient has pre-existing known significant liver disease with Alanine aminotransferase (ALT) or aspartate aminotransferase (AST) ≥ 5.0 x upper limit of normal (ULN)
  • Patient has pre-existing known significant gastrointestinal tract disease expected to affect absorption within the small intestine (e.g. short bowel syndrome, inflammatory bowel disease affecting the small intestine, gastroparesis); or prior malabsorptive bariatric surgery that could interfere with GI delivery and transit time.
  • GI signs or symptoms equivalent to CTCAE v5.0, gastrointestinal disorders, grade 3 or 4 event.
  • Patient has pre-existing known substantially impaired cardiac function or pre-existing clinically significant cardiac diseases, including unstable angina or acute myocardial infarction ≤ 6 weeks prior to Screening.
  • Currently participating in an interventional clinical trial (observational studies allowed).
  • Moribund at time of screening

Trial locations and contacts

4 sites in 2 countries.

4 sites in 2 countries

United States3 sites
  • DHR Health Institute

    Edinburg, Texas, 78539

  • Robert Wood Johnson University Hospital

    New Brunswick, New Jersey, 08901

  • The University Hospital

    Newark, New Jersey, 07103

Other trials in United States

Turkey (Türkiye)1 site
  • Hacettepe University Adult Hospital

    Ankara

Other trials in Turkey (Türkiye)

About this study

Official title: A Phase 2 Double-blind Placebo-controlled Study Investigating the Safety and Efficacy of EDP1815 in the Treatment of Patients Hospitalized With SARS-CoV-2 Infection

Evelo will investigate the safety and efficacy of EDP1815 in the treatment of patients hospitalized with SARS-CoV-2 Infection

Read the detailed description

This is a randomized, placebo-controlled clinical study to assess the safety and efficacy of EDP1815 in patients hospitalized with COVID-19 infection.

The study is designed to evaluate the efficacy of EDP1815 at reducing time to resolution of symptoms, preventing progression of COVID-19 symptoms and preventing COVID-Related Complications (CRC)

Conditions
Covid19
Being tested
EDP1815, Placebo
Keywords
SARS-CoV-2, corona virus, coronavirus, corona
Medical subject headings
COVID-19, Coronavirus Infections

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • EDP1815Drug

    EDP1815 is an orally administered monoclonal microbe

  • PlaceboDrug

    Placebo oral capsule

Study groups in NCT04488575
Study groupRoleWhat they receive
EDP1815ExperimentalPatients will receive EDP1815 in addition to standard of care
Receives: Drug: EDP1815
PlaceboPlacebo comparatorPatients will receive placebo in addition to standard of care
Receives: Drug: Placebo

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. Change From Baseline to the Lowest S/F Oxygen Ratio in Days 1 to 14

    Worst pulmonary function as measured by the change in Oxygen Saturation (SpO2) / Fraction of Inspired Oxygen (FiO2) [S/F ratio]

    Measured: 14 days

Secondary outcomes (19)
  1. Change in S/F Ratio

    The effect of 1815 on the development and severity of complications of COVID-19 infection will be measured using change in S/F ratio at days 4, 7, 10 and 14/discharge day.

    Measured: 14 days

  2. Percentage Change in S/F Ratio

    The effect of 1815 on the development and severity of complications of COVID-19 infection will be measured using percentage change in S/F ratio at days 4, 7, 10 and 14/discharge day.

    Measured: 14 days

  3. Percentage of Participants at Each Level on the WHO OSCI Score

    The effect of 1815 on the development and severity of complications of COVID-19 infection will be measured using percentage of participants at each level on the WHO OSCI score at days 4, 7, 14, 21 and 42.

    (WHO OSCI - World health Organization, Ordinal Scale for Clinical Improvement; 0=unifected - 8=death)

    Measured: 42 days

  4. Percentage of Participants With Shifts From Each Level of the WHO OSCI Score at Baseline

    The effect of 1815 on the development and severity of complications of COVID-19 infection will be measured using percentage of participants with shifts from each level of the WHO OSCI score at baseline at days 4, 7, 14, 21 and 42.

    (WHO OSCI - World health Organization, Ordinal Scale for Clinical Improvement; 0=uninfected - 8=death)

    Measured: 42 days

  5. Number of Participants Remaining at Their Baseline Score on the WHO OSCI (or Lower)

    The effect of 1815 on the development and severity of complications of COVID-19 infection will be measured using percentage of participants remaining at their baseline score on the WHO OSCI (or lower) at days 4, 7, 14, 21 and 42. Once a participant has increased their WHO OSCI score they are not considered to have remained at or below their baseline value at future visits regardless of whether their score returns to or below their baseline value.

    (WHO OSCI - World health Organization, Ordinal Scale for Clinical Improvement; 0=uninfected - 8=death)

    Measured: 42 days

  6. Percentage of Participants Reporting Each Level of the WHO OSCI Score at Their Worst Post-baseline Day

    The effect of 1815 on the development and severity of complications of COVID-19 infection will be measured using percentage of participants reporting each level of the WHO OSCI score at their worst post-baseline day.

    (WHO OSCI - World health Organization, Ordinal Scale for Clinical Improvement; 0=uninfected - 8=death)

    Measured: 42 days

  7. The Time in Days Spent at Each Participant's Worst Reported WHO OSCI Score (Excluding Death).

    The effect of 1815 on the development and severity of complications of COVID-19 infection will be measured using the time in days spent at each participant's worst reported WHO OSCI score (excluding death).

    Measured: 42 days

  8. Intubation and Mechanical-ventilation Free Survival

    The effect of 1815 on the development and severity of complications of COVID-19 infection will be measured using the intubation and mechanical-ventilation free survival, defined as the time in days from start of treatment to first occurrence of a WHO OSCI score of 6 or more.

    (WHO OSCI - World health Organization, Ordinal Scale for Clinical Improvement; 0=uninfected - 8=death)

    Measured: 42 days

  9. Overall Survival

    The effect of 1815 on the development and severity of complications of COVID-19 infection will be measured using overall survival, defined as the time in days from start of treatment to death by any cause

    Measured: 42 days

  10. Number of Days Requiring Oxygen Therapy

    The effect of 1815 on the development and severity of complications of COVID-19 infection will be measured using number of days requiring oxygen therapy

    Measured: 42 days

  11. Number of Days With Pyrexia

    The effect of 1815 on the development and severity of complications of COVID-19 infection will be measured using number of days with pyrexia ≥ 38C

    Measured: 42 days

  12. Maximum Daily Temperature

    The effect of 1815 on the development and severity of complications of COVID-19 infection will be measured using maximum daily temperature

    Measured: 42 days

  13. SpO2 Level

    The effect of 1815 on the development and severity of complications of COVID-19 infection will be measured using minimum and maximum SpO2 levels

    Measured: 42 days

  14. Time to Discharge

    The effect of EDP1815 on length of hospitalization and recovery in participants with COVID-19 will be measured using time to discharge, defined as the time in days from start of treatment to first occurrence of a WHO OSCI score of 2 or less.

    Measured: 42 days

  15. Time to Oxygen Saturation (SpO2) ≥94%

    The effect of EDP1815 on length of hospitalization and recovery in participants with COVID-19 will be measured using time to oxygen saturation (SpO2) ≥94% on room air without further requirement for oxygen therapy.

    Measured: 42 days

  16. Time to Recovery

    The effect of EDP1815 on length of hospitalization and recovery in participants with COVID-19 will be measured using time to recovery, defined as the time in days from symptom onset to alleviation of all COVID-19 symptoms.

    Measured: 42 days

  17. Number of Participants Experiencing AEs by Seriousness and Relationship to Treatment

    The safety and tolerability of EDP1815 in participants with COVID-19 will be measured using the number of participants experiencing AEs by relationship to treatment

    Measured: 42 days

  18. Incidence of Clinically Significant Abnormal Lab Parameters

    The safety and tolerability of EDP1815 in participants with COVID-19 will be measured using the number of participants experiencing clinically significant abnormal changes in safety lab parameters

    Measured: 42 days

  19. Number of Participants Experiencing AEs by Seriousness and Relationship to Treatment

    The safety and tolerability of EDP1815 in participants with COVID-19 will be measured using the number of participants experiencing AEs by seriousness

    Measured: 42 days

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted28 Jul 2020
  2. Study start26 Aug 2020
  3. Primary completion16 May 2021
  4. Study completion19 May 2021

Why it stopped: Insufficient study defined patient population

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Interventional
Phase
Phase 2
Primary purpose
Treatment
Allocation
Randomised
Intervention model
Parallel groups
Model description
Patients will be randomized to either the active (EDP1815) or placebo group (1:1 randomization), in addition to standard of care. Dosing will be initiated on a twice daily regime for the first 3 days (6 doses) and then once daily for the remaining 11 days (14 days total treatment course).
Masking
Triple blind
Who is masked
Participant, Investigator, Outcomes assessor
Enrolment
16 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT04488575
Sponsor's protocol ID
EDP1815-205
Status last verified
Jul 2022
First submitted
23 Jul 2020
Last updated
19 Dec 2022
Data monitoring committee
Yes
FDA-regulated drug
Yes
FDA-regulated device
No
Individual data sharing
No

Questions about this trial

What is this clinical trial studying?

A Phase 2 study testing EDP1815 in people with Covid19, run by Evelo Biosciences, Inc. at 4 sites in 2 countries.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 6 inclusion and 14 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: stopped early, as of the sponsor's last update on 19 Dec 2022. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 4 sites in United States, Turkey (Türkiye). Whether a site is taking part right now should be confirmed with that site. See every site.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. Some participants in this study may receive a placebo. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

What does this phase mean?

Phase 2 studies give the treatment to a larger group to see whether it has the intended effect and to keep checking safety.

Not every study follows the same path, and some studies (observational studies, device studies) have no phase.

Are results available for this study?

Yes. Results are posted in the registry (first posted 19 Dec 2022). A summary is in the For doctors view, and the full results are on ClinicalTrials.gov.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Change From Baseline to the Lowest S/F Oxygen Ratio in Days 1 to 14 (time frame: 14 days). It is what the study was designed to measure, not a finding.

Where can I read the original study information?
Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 19 Dec 2022.

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