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Trial details imported from ClinicalTrials.gov
For full trial details, please see the original record at
https://clinicaltrials.gov/study/NCT04535752
Registration number
NCT04535752
Ethics application status
Date submitted
24/08/2020
Date registered
2/09/2020
Titles & IDs
Public title
A Single and Multiple Ascending Dose Study of ANX009 in Normal Healthy Volunteers (NHV)
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Scientific title
A Phase 1, Randomized, Double-blind, Placebo-controlled Single and Multiple Ascending Dose Study to Assess the Safety, Tolerability, Pharmacokinetics (PK), and Pharmacodynamics (PD) of Subcutaneous ANX009 in Normal Healthy Volunteers (NHV)
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Secondary ID [1]
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ANX009-NHV-01
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Universal Trial Number (UTN)
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Trial acronym
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Linked study record
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Health condition
Health condition(s) or problem(s) studied:
Safety and Tolerability in Healthy Volunteers
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Condition category
Condition code
Intervention/exposure
Study type
Interventional
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Description of intervention(s) / exposure
Treatment: Drugs - ANX009
Treatment: Drugs - Placebo
Experimental: ANX009, Single Ascending Doses - Single dose of ANX009 with a 7-day follow-up before escalation to the next dose level.
Placebo comparator: Placebo, Single Ascending Doses - Single doses of matching placebo
Experimental: ANX009, Multiple Ascending Doses - ANX009 once daily on Days 1-14
Placebo comparator: Placebo, Multiple doses - Matching placebo once daily on Days 1-14
Treatment: Drugs: ANX009
Single or multiple ascending dose
Treatment: Drugs: Placebo
Single or multiple ascending dose
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Intervention code [1]
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Treatment: Drugs
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Comparator / control treatment
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Control group
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Outcomes
Primary outcome [1]
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Safety: Number of Participants Who Experienced Treatment-Emergent Adverse Events
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Assessment method [1]
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Incidence and severity of treatment-emergent adverse events (AEs). AEs will be coded using MedDRA and severity of AEs will be graded using National Cancer Institute's Common Terminology Criteria for Adverse Events (NCI CTCAE).
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Timepoint [1]
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[Time Frame: Up to Day 29 for SAD; up to Day 43 for MAD]
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Secondary outcome [1]
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Pharmacodynamics: Total Amount of Complement Protein in Blood (CH50)
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Assessment method [1]
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Serum samples will be obtained to determine the amount of CH50. CH50 will be measured at a local laboratory. CH50 will be measured at a local laboratory.
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Timepoint [1]
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Up to Week 6
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Secondary outcome [2]
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Pharmacodynamics: Amount of C1 in Blood (C1q)
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Assessment method [2]
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Serum samples will be obtained to determine the amount of C1q. C1q will be measured using a validated enzyme-linked immunosorbent assay (ELISA) method.
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Timepoint [2]
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Up to Week 6
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Secondary outcome [3]
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Pharmacokinetic: Maximum Observed Serum Concentration (Cmax) of ANX009
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Assessment method [3]
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Single-dose Cmax (Day 1 in SAD and MAD) and multiple-dose Cmax (Day 14 in MAD) will be determined. Blood samples will be obtained, and serum concentrations determined using a validated ELISA method.
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Timepoint [3]
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Pre-dose, immediately after dose, and 0.5, 1, 2, 4, 6, 8, 12, 24 hours post-dose on Day 1 (SAD and MAD) and 36, 48, and 72 hours post-dose Day 1 (SAD)
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Secondary outcome [4]
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Pharmacokinetic: Time to Maximum Observed Serum Concentration (Tmax) of ANX009
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Assessment method [4]
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Tmax will be determined on Day 1 in SAD and MAD and on Day 14 in MAD. Blood samples will be obtained, and serum concentrations determined using a validated enzyme-linked immunosorbent assay (ELISA) method.
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Timepoint [4]
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Pre-dose, immediately after dose, and 0.5, 1, 2, 4, 6, 8, 12, 24 hours post-dose on Day 1 (SAD and MAD) and 36, 48, and 72 hours post-dose Day 1 (SAD)
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Secondary outcome [5]
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Pharmacokinetic: Area Under the ANX009 Serum Concentration-Time Curve to Last Sample (AUC 0-t) and extrapolated through infinity (AUC 0-inf)
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Assessment method [5]
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AUC 0-t will be determined on Day 1 in SAD and on Day 14 in MAD. Blood samples will be obtained, and serum concentrations determined using a validated enzyme-linked immunosorbent assay (ELISA) method.
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Timepoint [5]
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Pre-dose, immediately after dose, and 0.5, 1, 2, 4, 6, 8, 12, 24 hours post-dose on Day 1 (SAD and MAD) and 36, 48, and 72 hours post-dose Day 1 (SAD)
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Secondary outcome [6]
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Pharmacokinetic: Terminal Half-Life (t1/2) of ANX009
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Assessment method [6]
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Half-life will be determined on Day 1 in SAD and on Day 1 and Day 14 in MAD. Blood samples will be obtained, and serum concentrations determined using a validated enzyme-linked immunosorbent assay (ELISA) method
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Timepoint [6]
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Pre-dose, immediately after dose, and 0.5, 1, 2, 4, 6, 8, 12, 24 hours post-dose on Day 1 (SAD and MAD) and 36, 48, and 72 hours post-dose Day 1 (SAD)
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Eligibility
Key inclusion criteria
1. Healthy male and non-pregnant, non-lactating female volunteers =18 to 59 years of age.
2. Females must be postmenopausal, surgically sterilized or willing and able to use highly effective methods of contraception from screening through the final study visit.
3. Males with a partner of childbearing potential must agree to use contraception from Screening through the final study visit.
4. Documented history within 5 years of screening of previous vaccination against encapsulated bacterial pathogens (MAD cohorts only).
5. Complete the full sequence of protocol-related doses, procedures and evaluations.
6. No alcohol and drugs of abuse at screening and baseline or through study completion.
7. Discontinue use of nutritional supplements and prescription and over-the-counter medications (vitamins are allowed).
8. No new tattoos/piercings or elective surgery from screening through the End of Study visit
9. Ability to understand and provide written informed consent.
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Minimum age
18
Years
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Maximum age
59
Years
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Sex
Both males and females
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Can healthy volunteers participate?
Yes
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Key exclusion criteria
Subjects must not meet any of the following criteria:
1. Clinically significant, ongoing illness or medical condition that would jeopardize the safety of the subject, limit participation, or compromise the interpretation of the safety data derived from the subject.
2. Clinically significant findings on the screening or Baseline ECG or physical examination.
3. Clinically significant abnormalities on screening or Baseline laboratory assessments.
4. An ANA titer = 1:160.
5. History of any autoimmune disease.
6. History of meningitis or septicemia.
7. Clinically significant infection that required medical intervention (not including antibiotic prophylaxis) within 1 month prior to study drug dosing.
8. Known genetic deficiencies of the complement cascade system or immunodeficiency.
9. Treatment with an investigational therapeutic agent within 30 days prior to study drug dosing.
10. Use of immunosuppressants or corticosteroids within 30 days prior to study drug dosing.
11. Active alcohol abuse, drug abuse or substance abuse.
12. Hypersensitivity to any of the excipients in the ANX009 drug product or active substance.
13. History of previous sensitivities or allergic or anaphylactic reactions to previous medication injections.
14. Positive for HIV Ab, Hepatitis C Ab or Hepatitis B surface antigen (HBsAg) at screening.
15. Body weight less than 50 kg or greater than 125 kg.
16. BMI less than 18 or greater than 30 (Asians greater than 27).
17. Current smoker defined as any occasional or daily smoking of tobacco products
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Study design
Purpose of the study
Other
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Allocation to intervention
Randomised controlled trial
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Procedure for enrolling a subject and allocating the treatment (allocation concealment procedures)
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Methods used to generate the sequence in which subjects will be randomised (sequence generation)
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Masking / blinding
Blinded (masking used)
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Who is / are masked / blinded?
The people receiving the treatment/s
The people analysing the results/data
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Intervention assignment
Other
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Other design features
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Phase
Phase 1
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Type of endpoint/s
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Statistical methods / analysis
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Recruitment
Recruitment status
Completed
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Data analysis
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Reason for early stopping/withdrawal
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Other reasons
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Date of first participant enrolment
Anticipated
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Actual
30/10/2020
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Date of last participant enrolment
Anticipated
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Actual
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Date of last data collection
Anticipated
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Actual
26/06/2021
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Sample size
Target
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Accrual to date
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Final
48
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Recruitment in Australia
Recruitment state(s)
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Recruitment hospital [1]
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Site 1 - Melbourne
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Recruitment postcode(s) [1]
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- Melbourne
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Funding & Sponsors
Primary sponsor type
Commercial sector/industry
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Name
Annexon, Inc.
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Address
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Country
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Other collaborator category [1]
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Other
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Name [1]
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Nucleus Network Ltd
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Address [1]
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Country [1]
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Ethics approval
Ethics application status
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Summary
Brief summary
The purpose of this study is to evaluate the safety, tolerability, pharmakokinetics and pharmacodynamics of single and repeated doses of ANX009
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Trial website
https://clinicaltrials.gov/study/NCT04535752
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Trial related presentations / publications
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Public notes
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Contacts
Principal investigator
Name
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Eric Humphriss, MBA
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Address
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Annexon Director, Global Clinical Operations
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Country
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Phone
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Fax
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Email
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Contact person for public queries
Name
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Address
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Country
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Phone
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Fax
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Email
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Contact person for scientific queries
Data sharing statement
Will individual participant data (IPD) for this trial be available (including data dictionaries)?
No
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No/undecided IPD sharing reason/comment
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What supporting documents are/will be available?
No Supporting Document Provided
Results publications and other study-related documents
No documents have been uploaded by study researchers.
Results not provided in
https://clinicaltrials.gov/study/NCT04535752