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A Study of Auxora in Patients With Critical COVID-19 Pneumonia

A Single-Blind Dose-Ranging Pharmacodynamic Study of Auxora for the Treatment of Patients With Critical COVID-19 Pneumonia

Status
Terminated
Phases
Phase 2
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT04661540
Enrollment
10
Registered
2020-12-10
Start date
2021-03-02
Completion date
2021-12-21
Last updated
2026-09-09

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Pneumonia

Keywords

COVID-19, Coronavirus, Pneumonia, Calcium Release-Activated Calcium Channel (CRAC) Inhibitors, CM4620, Auxora

Brief summary

This is a single-blind study of Auxora in patients with critical COVID-19 pneumonia, consisting of up to 3 cohorts of escalating dose. The main goal was to assess pharmacodynamic parameters of immune response, while also assessing safety and tolerability of the drug in this patient population.

Detailed description

The primary objective of this study was to assess the pharmacodynamic response of bronchoalveolar lavage (BAL) T cell/monocyte subsets and chemokine release to various doses of Auxora in patients with critical COVID-19 pneumonia. Other objectives included assessment of safety and tolerability of Auxora in patients with critical COVID-19 pneumonia, as well as pharmacokinetic profile of Auxora in these patients. Efficacy was also to be examined based on all-cause mortality at day 60, number of days on mechanical ventilation after randomization, number of days in the hospital after randomization, and number of days in the ICU after randomization. Patients were randomized 3:1 to Auxora or Placebo. The first 4 patients were enrolled in Cohort 1 (3 Auxora, 1 Placebo). If dose escalation occurred, the next 4 patients were to be enrolled in Cohort 2. If dose escalation occurred again, the next 8 patients were to be enrolled in Cohort 3. The decision to escalate dosing was made by CalciMedica in consultation with the PI and after the review of safety events in Cohorts 1 and 2. (Note: Trial terminated early after the first patient was enrolled in Cohort 3 due to lack of new Covid-19 hospitalizations.)

Interventions

DRUGCM4620-IE (Injectable Emulsion)

Auxora is an injectable emulsion containing 1.6mg/ML of the active pharmaceutical ingredient CM4620. Auxora will be administered intravenously as a continuous infusion

DRUGPlacebo

Matching placebo is an injectable emulsion containing no active pharmaceutical ingredient. Placebo will be administered intravenously as a continuous infusion

Sponsors

CalciMedica, Inc.
Lead SponsorINDUSTRY
Northwestern University
CollaboratorOTHER

Study design

Allocation
RANDOMIZED
Intervention model
SEQUENTIAL
Primary purpose
TREATMENT
Masking
SINGLE (Subject)

Eligibility

Sex/Gender
ALL
Age
18 Years to No maximum
Healthy volunteers
No

Inclusion criteria

1. Has laboratory-confirmed SARS-CoV-2 infection as determined by polymerase chain reaction (PCR) or other commercial or public health assay in any specimen; 2. Moderate ARDS characterized by the following criteria: * Invasive mechanical ventilation with a minimum PEEP of 5 cm H2O; * PaO2/FiO2 ≤200 that may be estimated from pulse oximetry or determined by arterial blood gas; * No evidence of volume overload or heart failure; 3. The patient is ≥18 years of age at the time of consent; 4. QTcF interval ≤ 440 milliseconds; 5. A female patient of childbearing potential must not attempt to become pregnant for 39 months, and if sexually active with a male partner, is willing to practice acceptable methods of birth control for 39 months after the last dose of study drug; 6. A male patient who is sexually active with a female partner of childbearing potential is willing to practice acceptable methods of birth control for 39 months after the last dose of study drug. A male patient must not donate sperm for 39 months; 7. The patient is willing and able to, or has a legal authorized representative (LAR) who is willing and able to, provide informed consent to participate, and to cooperate with all aspects of the protocol.

Exclusion criteria

1. Expected survival or time to withdrawal of life-sustaining treatments expected to be \<7 days. 2. ECMO; 3. Suspected septic shock; 4. The patient has a history of: * Organ or hematologic transplant; * HIV; * Active hepatitis B or hepatitis C infection; 5. Current treatment with: * Chemotherapy; * Immunosuppressive medications or immunotherapy (see Section 5.3 for list of prohibited immunosuppressive medications and immunotherapy) at the time of consent; * Hemodialysis or Peritoneal Dialysis; 6. The patient is known to be pregnant or is nursing; 7. Currently participating in another study of an investigational drug or therapeutic medical device at the time of consent; 8. Allergy to eggs or any of the excipients in study drug.

Design outcomes

Primary

MeasureTime frameDescription
Change From Baseline in Combined CD4, CD8, and Monocyte Cell Population in BAL Fluid, as a Percent of Total WBC Population.Baseline Assessment up to 120 hoursPharmacodynamic endpoint: Assessment of pharmacodynamic response of bronchoalveolar lavage (BAL) T cell/monocyte subsets to Auxora treatment. Flow cytometry was performed on fluid collected from the BAL performed prior to the SFISD (-12 hours) and 24 (±12) hours after completing the last infusion of study drug in Cohorts 1 and 2 and during the final 24 hours of the continuous infusion in Cohort 3. The percentage of total WBC population was assessed for the combined CD4, CD8, and monocyte cell population, and the change between Pre- and Post-Infusion samples (Post value minus Pre value) was reported.

Secondary

MeasureTime frameDescription
Change From Baseline in Percent of Immune Cells in BAL FluidBaseline Assessment up to 120 hoursPharmacodynamic endpoint: Assessment of pharmacodynamic response of bronchoalveolar lavage (BAL) T cell/monocyte subsets to Auxora treatment. Flow cytometry was performed on fluid collected from the BAL performed prior to the SFISD (-12 hours) and 24 (±12) hours after completing the last infusion of study drug in Cohorts 1 and 2 and during the final 24 hours of the continuous infusion in Cohort 3. The percentage of total WBC population was assessed for immune cell types and the change between Pre- and Post-Infusion samples (Post value minus Pre value) was reported.
Number of Patients Alive at Day 60Randomization through Day 60Efficacy endpoint: All-cause Mortality at Day 60
Number of Days Alive and Out of the Intensive Care Unit (ICU)From randomization until discharge from ICU, assessed up to 60 daysEfficacy Endpoint: Days in ICU (after randomization)
Number of Days Alive and Out of the HospitalFrom randomization until discharge from the hospital, assessed up to 60 daysEfficacy endpoint: Days hospitalized (after randomization)
Number of Days Alive and Off Mechanical VentilationFrom randomization until patient is extubated, assessed up to 60 daysEfficacy endpoint: Ventilator-free days (after randomization)

Countries

United States

Participant flow

Pre-assignment details

10 patients were screened, 1 of which did not meet all inclusion/exclusion criteria, resulting in 9 patients randomized. All 9 completed study treatment, and 0 patients withdrew from the study. Patients were randomized 3:1 to Auxora or Placebo. The first 4 patients were enrolled in Cohort 1, and the next 4 in Cohort 2. The next 8 patients were to be enrolled in Cohort 3, but trial terminated early after the first patient was enrolled in Cohort 3, due to lack of new Covid-19 hospitalizations.

Participants by arm

ArmCount
Auxora Cohort 1
Auxora was given as a continuous infusion: Day 1: 1.25 mL/kg (2.0 mg/kg) over 4 hours; Day 2: 1.0 mL/kg (1.6 mg/kg) over 4 hours; Day 3: 1.0 mL/kg (1.6 mg/kg) over 4 hours
3
Auxora Cohort 2
Auxora was given as a continuous infusion: Day 1: 1.25 mL/kg (2.0 mg/kg) over 4 hours Day 2: 1.25mL/kg (2.0 mg/kg) over 4 hours Day 3: 1.0 mL/kg (1.6 mg/kg) over 4 hours Day 4: 1.0 mL/kg (1.6 mg/kg) over 4 hours
3
Auxora Cohort 3
Auxora was given as a continuous infusion: Day 1: Patients initially received 1.25 mL/kg (2.0 mg/kg) over 4 hours; After initial infusion is complete, patients started a continuous infusion of 1.0 mL/kg/24hours for 96 hours (1.6mg/kg/24hours, ending 4 days and 4 hours after the start of first infusion).
1
Placebo
Placebo was given as a continuous infusion, with infusion volume and times matching those of the Auxora Cohort for each respective period. Day 1: All patients randomized to placebo received 1.25 mL/kg over 4 hours. After initial infusion was complete, patients enrolled during period 3 then received a continuous infusion of 1.0 mL/kg/24 hours for 96 hours. Day 2: Patients randomized to placebo received 1.0 mL/kg over 4 hours if enrolled during Period 1, or 1.25mL/kg over 4 hours if enrolled during Period 2. Day 3: Patients randomized to placebo during Periods 1 and 2 received 1.0 mL/kg over 4 hours. Day 4: Patients randomized to placebo during Period 2 received 1.0 mL/kg over 4 hours.
2
Total9

Baseline characteristics

CharacteristicAuxora Cohort 1Auxora Cohort 2Auxora Cohort 3PlaceboTotal
Age, Continuous53.0 years
STANDARD_DEVIATION 5.2
67.0 years
STANDARD_DEVIATION 3
46 years54 years
STANDARD_DEVIATION 1.4
57 years
STANDARD_DEVIATION 8.4
BMI33.2 kg/m^2
STANDARD_DEVIATION 6.6
28.9 kg/m^2
STANDARD_DEVIATION 1.6
48.9 kg/m^230.3 kg/m^2
STANDARD_DEVIATION 3.6
32.9 kg/m^2
STANDARD_DEVIATION 7.3
Ethnicity (NIH/OMB)
Hispanic or Latino
2 Participants3 Participants1 Participants0 Participants6 Participants
Ethnicity (NIH/OMB)
Not Hispanic or Latino
1 Participants0 Participants0 Participants2 Participants3 Participants
Ethnicity (NIH/OMB)
Unknown or Not Reported
0 Participants0 Participants0 Participants0 Participants0 Participants
Height170.3 cm
STANDARD_DEVIATION 16.6
164.7 cm
STANDARD_DEVIATION 5.8
183 cm184.0 cm
STANDARD_DEVIATION 12.7
172.9 cm
STANDARD_DEVIATION 13
Number of Participants with Additional Prior Positive Covid Test
No
0 Participants0 Participants1 Participants0 Participants1 Participants
Number of Participants with Additional Prior Positive Covid Test
Unknown
0 Participants0 Participants0 Participants1 Participants1 Participants
Number of Participants with Additional Prior Positive Covid Test
Yes
3 Participants3 Participants0 Participants1 Participants7 Participants
Number of Participants with Bacterial Superinfection at Intubation1 Participants1 Participants0 Participants0 Participants2 Participants
Number of Participants with Upper Respiratory Co-detection of Sars-CoV-20 Participants1 Participants0 Participants2 Participants3 Participants
Race (NIH/OMB)
American Indian or Alaska Native
0 Participants0 Participants0 Participants0 Participants0 Participants
Race (NIH/OMB)
Asian
0 Participants0 Participants0 Participants0 Participants0 Participants
Race (NIH/OMB)
Black or African American
0 Participants0 Participants0 Participants1 Participants1 Participants
Race (NIH/OMB)
More than one race
0 Participants0 Participants0 Participants0 Participants0 Participants
Race (NIH/OMB)
Native Hawaiian or Other Pacific Islander
0 Participants0 Participants0 Participants0 Participants0 Participants
Race (NIH/OMB)
Unknown or Not Reported
2 Participants1 Participants1 Participants0 Participants4 Participants
Race (NIH/OMB)
White
1 Participants2 Participants0 Participants1 Participants4 Participants
Region of Enrollment
United States
3 participants3 participants1 participants2 participants9 participants
Sex: Female, Male
Female
1 Participants1 Participants0 Participants1 Participants3 Participants
Sex: Female, Male
Male
2 Participants2 Participants1 Participants1 Participants6 Participants
Weight96.7 kg
STANDARD_DEVIATION 26.5
78.0 kg
STANDARD_DEVIATION 4.4
163.4 kg103.5 kg
STANDARD_DEVIATION 26.2
99.4 kg
STANDARD_DEVIATION 30.9

Adverse events

Event typeEG000
affected / at risk
EG001
affected / at risk
EG002
affected / at risk
EG003
affected / at risk
EG004
affected / at risk
deaths
Total, all-cause mortality
4 / 72 / 32 / 30 / 11 / 2
other
Total, other adverse events
7 / 73 / 33 / 31 / 12 / 2
serious
Total, serious adverse events
4 / 71 / 33 / 30 / 12 / 2

Outcome results

Primary

Change From Baseline in Combined CD4, CD8, and Monocyte Cell Population in BAL Fluid, as a Percent of Total WBC Population.

Pharmacodynamic endpoint: Assessment of pharmacodynamic response of bronchoalveolar lavage (BAL) T cell/monocyte subsets to Auxora treatment. Flow cytometry was performed on fluid collected from the BAL performed prior to the SFISD (-12 hours) and 24 (±12) hours after completing the last infusion of study drug in Cohorts 1 and 2 and during the final 24 hours of the continuous infusion in Cohort 3. The percentage of total WBC population was assessed for the combined CD4, CD8, and monocyte cell population, and the change between Pre- and Post-Infusion samples (Post value minus Pre value) was reported.

Time frame: Baseline Assessment up to 120 hours

ArmMeasureValue (MEAN)Dispersion
Auxora Cohort 1Change From Baseline in Combined CD4, CD8, and Monocyte Cell Population in BAL Fluid, as a Percent of Total WBC Population.-5.6 Percent of total WBC populationStandard Deviation 31.6
Auxora Cohort 2Change From Baseline in Combined CD4, CD8, and Monocyte Cell Population in BAL Fluid, as a Percent of Total WBC Population.-7.2 Percent of total WBC populationStandard Deviation 10.7
Auxora Cohort 3Change From Baseline in Combined CD4, CD8, and Monocyte Cell Population in BAL Fluid, as a Percent of Total WBC Population.27.1 Percent of total WBC population
PlaceboChange From Baseline in Combined CD4, CD8, and Monocyte Cell Population in BAL Fluid, as a Percent of Total WBC Population.22.8 Percent of total WBC populationStandard Deviation 9.7
Secondary

Change From Baseline in Percent of Immune Cells in BAL Fluid

Pharmacodynamic endpoint: Assessment of pharmacodynamic response of bronchoalveolar lavage (BAL) T cell/monocyte subsets to Auxora treatment. Flow cytometry was performed on fluid collected from the BAL performed prior to the SFISD (-12 hours) and 24 (±12) hours after completing the last infusion of study drug in Cohorts 1 and 2 and during the final 24 hours of the continuous infusion in Cohort 3. The percentage of total WBC population was assessed for immune cell types and the change between Pre- and Post-Infusion samples (Post value minus Pre value) was reported.

Time frame: Baseline Assessment up to 120 hours

ArmMeasureGroupValue (MEAN)Dispersion
Auxora Cohort 1Change From Baseline in Percent of Immune Cells in BAL FluidB cells14.2 Percent of total WBC populationStandard Deviation 10.4
Auxora Cohort 1Change From Baseline in Percent of Immune Cells in BAL FluidMacrophages6.3 Percent of total WBC populationStandard Deviation 20
Auxora Cohort 1Change From Baseline in Percent of Immune Cells in BAL FluidCD8 T Cells-2.0 Percent of total WBC populationStandard Deviation 12.5
Auxora Cohort 1Change From Baseline in Percent of Immune Cells in BAL FluidNK cells-0.2 Percent of total WBC populationStandard Deviation 1.5
Auxora Cohort 1Change From Baseline in Percent of Immune Cells in BAL FluidMonocytes-1.2 Percent of total WBC populationStandard Deviation 10
Auxora Cohort 1Change From Baseline in Percent of Immune Cells in BAL FluidNeutrophils-14.5 Percent of total WBC populationStandard Deviation 43.9
Auxora Cohort 1Change From Baseline in Percent of Immune Cells in BAL FluidCD4 T Cells-2.4 Percent of total WBC populationStandard Deviation 15.7
Auxora Cohort 2Change From Baseline in Percent of Immune Cells in BAL FluidNeutrophils24.4 Percent of total WBC populationStandard Deviation 47.1
Auxora Cohort 2Change From Baseline in Percent of Immune Cells in BAL FluidMonocytes-3.3 Percent of total WBC populationStandard Deviation 5.8
Auxora Cohort 2Change From Baseline in Percent of Immune Cells in BAL FluidCD8 T Cells-0.5 Percent of total WBC populationStandard Deviation 4.6
Auxora Cohort 2Change From Baseline in Percent of Immune Cells in BAL FluidNK cells-1.8 Percent of total WBC populationStandard Deviation 1.5
Auxora Cohort 2Change From Baseline in Percent of Immune Cells in BAL FluidCD4 T Cells-3.4 Percent of total WBC populationStandard Deviation 6.3
Auxora Cohort 2Change From Baseline in Percent of Immune Cells in BAL FluidMacrophages-2.3 Percent of total WBC populationStandard Deviation 23.1
Auxora Cohort 2Change From Baseline in Percent of Immune Cells in BAL FluidB cells-12.4 Percent of total WBC populationStandard Deviation 14.3
Auxora Cohort 3Change From Baseline in Percent of Immune Cells in BAL FluidNeutrophils-4.2 Percent of total WBC population
Auxora Cohort 3Change From Baseline in Percent of Immune Cells in BAL FluidCD4 T Cells5.9 Percent of total WBC population
Auxora Cohort 3Change From Baseline in Percent of Immune Cells in BAL FluidNK cells0.1 Percent of total WBC population
Auxora Cohort 3Change From Baseline in Percent of Immune Cells in BAL FluidCD8 T Cells23.1 Percent of total WBC population
Auxora Cohort 3Change From Baseline in Percent of Immune Cells in BAL FluidMonocytes-13.4 Percent of total WBC population
Auxora Cohort 3Change From Baseline in Percent of Immune Cells in BAL FluidB cells3.2 Percent of total WBC population
Auxora Cohort 3Change From Baseline in Percent of Immune Cells in BAL FluidMacrophages-3.8 Percent of total WBC population
PlaceboChange From Baseline in Percent of Immune Cells in BAL FluidCD8 T Cells5.3 Percent of total WBC populationStandard Deviation 3.9
PlaceboChange From Baseline in Percent of Immune Cells in BAL FluidMacrophages25.2 Percent of total WBC populationStandard Deviation 16.9
PlaceboChange From Baseline in Percent of Immune Cells in BAL FluidB cells-23.2 Percent of total WBC populationStandard Deviation 29.9
PlaceboChange From Baseline in Percent of Immune Cells in BAL FluidMonocytes-0.4 Percent of total WBC populationStandard Deviation 0.3
PlaceboChange From Baseline in Percent of Immune Cells in BAL FluidNK cells0.3 Percent of total WBC populationStandard Deviation 1.3
PlaceboChange From Baseline in Percent of Immune Cells in BAL FluidCD4 T Cells17.9 Percent of total WBC populationStandard Deviation 5.4
PlaceboChange From Baseline in Percent of Immune Cells in BAL FluidNeutrophils-25.7 Percent of total WBC populationStandard Deviation 24
Secondary

Number of Days Alive and Off Mechanical Ventilation

Efficacy endpoint: Ventilator-free days (after randomization)

Time frame: From randomization until patient is extubated, assessed up to 60 days

ArmMeasureValue (MEAN)Dispersion
Auxora Cohort 1Number of Days Alive and Off Mechanical Ventilation5.9 daysStandard Deviation 10.2
Auxora Cohort 2Number of Days Alive and Off Mechanical Ventilation8.0 daysStandard Deviation 13.9
Auxora Cohort 3Number of Days Alive and Off Mechanical Ventilation0 daysStandard Deviation 0
PlaceboNumber of Days Alive and Off Mechanical Ventilation17.0 days
PlaceboNumber of Days Alive and Off Mechanical Ventilation0 daysStandard Deviation 0
Secondary

Number of Days Alive and Out of the Hospital

Efficacy endpoint: Days hospitalized (after randomization)

Time frame: From randomization until discharge from the hospital, assessed up to 60 days

ArmMeasureValue (MEAN)Dispersion
Auxora Cohort 1Number of Days Alive and Out of the Hospital1.0 daysStandard Deviation 2.6
Auxora Cohort 2Number of Days Alive and Out of the Hospital0 daysStandard Deviation 0
Auxora Cohort 3Number of Days Alive and Out of the Hospital0 daysStandard Deviation 0
PlaceboNumber of Days Alive and Out of the Hospital7.0 days
PlaceboNumber of Days Alive and Out of the Hospital0 daysStandard Deviation 0
Secondary

Number of Days Alive and Out of the Intensive Care Unit (ICU)

Efficacy Endpoint: Days in ICU (after randomization)

Time frame: From randomization until discharge from ICU, assessed up to 60 days

ArmMeasureValue (MEAN)Dispersion
Auxora Cohort 1Number of Days Alive and Out of the Intensive Care Unit (ICU)4.6 daysStandard Deviation 8
Auxora Cohort 2Number of Days Alive and Out of the Intensive Care Unit (ICU)6.3 daysStandard Deviation 11
Auxora Cohort 3Number of Days Alive and Out of the Intensive Care Unit (ICU)0 daysStandard Deviation 0
PlaceboNumber of Days Alive and Out of the Intensive Care Unit (ICU)13.0 days
PlaceboNumber of Days Alive and Out of the Intensive Care Unit (ICU)0 daysStandard Deviation 0
Secondary

Number of Patients Alive at Day 60

Efficacy endpoint: All-cause Mortality at Day 60

Time frame: Randomization through Day 60

ArmMeasureValue (COUNT_OF_PARTICIPANTS)
Auxora Cohort 1Number of Patients Alive at Day 603 Participants
Auxora Cohort 2Number of Patients Alive at Day 601 Participants
Auxora Cohort 3Number of Patients Alive at Day 601 Participants
PlaceboNumber of Patients Alive at Day 601 Participants
PlaceboNumber of Patients Alive at Day 601 Participants
Other Pre-specified

Intensity of AEs

Safety endpoint: Count of the number of AEs for each level of intensity: mild, moderate, or severe

Time frame: Randomization through Day 30

ArmMeasureGroupValue (NUMBER)
Auxora Cohort 1Intensity of AEsModerate21 Adverse Events
Auxora Cohort 1Intensity of AEsMild13 Adverse Events
Auxora Cohort 1Intensity of AEsSevere8 Adverse Events
Auxora Cohort 2Intensity of AEsModerate11 Adverse Events
Auxora Cohort 2Intensity of AEsMild2 Adverse Events
Auxora Cohort 2Intensity of AEsSevere2 Adverse Events
Auxora Cohort 3Intensity of AEsSevere6 Adverse Events
Auxora Cohort 3Intensity of AEsMild9 Adverse Events
Auxora Cohort 3Intensity of AEsModerate8 Adverse Events
PlaceboIntensity of AEsSevere0 Adverse Events
PlaceboIntensity of AEsModerate2 Adverse Events
PlaceboIntensity of AEsMild2 Adverse Events
PlaceboIntensity of AEsModerate7 Adverse Events
PlaceboIntensity of AEsSevere2 Adverse Events
PlaceboIntensity of AEsMild5 Adverse Events
Other Pre-specified

Number of Patients Experiencing an AE Considered Possibly Related to Study Drug

Safety endpoint. Examines the relatedness of AEs to study drug by assessing the number of patients experiencing any AE (serious or non-serious) considered possibly related to Study Drug.

Time frame: Randomization through Day 30

ArmMeasureGroupValue (COUNT_OF_PARTICIPANTS)
Auxora Cohort 1Number of Patients Experiencing an AE Considered Possibly Related to Study DrugPossibly related non-serious AEs2 Participants
Auxora Cohort 1Number of Patients Experiencing an AE Considered Possibly Related to Study DrugPossibly related SAEs0 Participants
Auxora Cohort 2Number of Patients Experiencing an AE Considered Possibly Related to Study DrugPossibly related non-serious AEs1 Participants
Auxora Cohort 2Number of Patients Experiencing an AE Considered Possibly Related to Study DrugPossibly related SAEs0 Participants
Auxora Cohort 3Number of Patients Experiencing an AE Considered Possibly Related to Study DrugPossibly related SAEs0 Participants
Auxora Cohort 3Number of Patients Experiencing an AE Considered Possibly Related to Study DrugPossibly related non-serious AEs0 Participants
PlaceboNumber of Patients Experiencing an AE Considered Possibly Related to Study DrugPossibly related SAEs0 Participants
PlaceboNumber of Patients Experiencing an AE Considered Possibly Related to Study DrugPossibly related non-serious AEs1 Participants
PlaceboNumber of Patients Experiencing an AE Considered Possibly Related to Study DrugPossibly related SAEs0 Participants
PlaceboNumber of Patients Experiencing an AE Considered Possibly Related to Study DrugPossibly related non-serious AEs0 Participants
Other Pre-specified

Number of Patients Experiencing an SAE (at Least 1)

Safety Endpoint: Incidence of treatment emergent Serious Adverse Events (SAEs)

Time frame: Randomization through day 30

ArmMeasureValue (COUNT_OF_PARTICIPANTS)
Auxora Cohort 1Number of Patients Experiencing an SAE (at Least 1)4 Participants
Auxora Cohort 2Number of Patients Experiencing an SAE (at Least 1)1 Participants
Auxora Cohort 3Number of Patients Experiencing an SAE (at Least 1)3 Participants
PlaceboNumber of Patients Experiencing an SAE (at Least 1)0 Participants
PlaceboNumber of Patients Experiencing an SAE (at Least 1)2 Participants
Other Pre-specified

Number of Patients Experiencing Pre-defined Changes in Cardiac Conduction Assessed by ECG

Safety endpoint: Patients experiencing Changes in cardiac conduction, defined as: QTcF interval of ≥ 500 msec; QTcF prolongation of ≥ 60 msec as compared to baseline; Mobitz Type II second degree atrioventricular (AV) block; Third degree or high grade AV block; or Polymorphic Ventricular Tachycardia

Time frame: From randomization up to 144 hours after SFISD (start of first infusion of study drug)

ArmMeasureValue (COUNT_OF_PARTICIPANTS)
Auxora Cohort 1Number of Patients Experiencing Pre-defined Changes in Cardiac Conduction Assessed by ECG0 Participants
Auxora Cohort 2Number of Patients Experiencing Pre-defined Changes in Cardiac Conduction Assessed by ECG0 Participants
Auxora Cohort 3Number of Patients Experiencing Pre-defined Changes in Cardiac Conduction Assessed by ECG0 Participants
PlaceboNumber of Patients Experiencing Pre-defined Changes in Cardiac Conduction Assessed by ECG0 Participants
PlaceboNumber of Patients Experiencing Pre-defined Changes in Cardiac Conduction Assessed by ECG0 Participants

Source: ClinicalTrials.gov · Data processed: Sep 10, 2026