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Immune Complex-mediated Autoimmune DiseasesPhase 1NCT04446000

Evaluate the Safety, Tolerability, Pharmacokinetics, and Pharmacodynamics of Subcutaneous CSL730 in Healthy Adult Subjects

A Phase 1 study testing CSL730 in people with Immune Complex-mediated Autoimmune Diseases, run by CSL Behring at 1 site in United Kingdom.

Terminated

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

Official record
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Trial summary

This phase 1, randomized, double-blind, placebo-controlled study will assess the safety, tolerability, pharmacokinetics (PK), and pharmacodynamics (PD) of single ascending doses of CSL730 administered by subcutaneous (SC) injection or SC infusion in healthy adult subjects. Read more about this study

Who is it for?
Ages 18 to 55 yearsHealthy volunteers can take part
What is being tested?
CSL730
Type of treatment
Injection or infusion
Could I receive a placebo?
Yes, some participants may receive a placebo
How many people
52 participants
Where
1 siteUnited Kingdom
Study dates
23 Sep 2020to 28 Mar 2023
Phase
Phase 1
Are there results?
None posted in the registry

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 55 years
  • All sexes
  • Healthy volunteers accepted
  • Adult

Who may be able to join

  • Healthy male or female adult subjects aged ≥ 18 to ≤ 55 years
  • Females must be either postmenopausal or sterile
  • Body weight between ≥ 50 and ≤ 110 kg and body mass index between ≥ 18.0 kg/m2 and ≤ 30 kg/m2

Who cannot join

  • History or current evidence of a clinically significant medical condition, disorder, or disease, including but not limited to any of the following: hepatic (hepatitis, cirrhosis, or history of liver disease, drug reaction, or aminotransaminase elevations, if known); biliary; renal; cardiac; bronchopulmonary; vascular; hematologic; gastrointestinal; allergy; endocrine / metabolic (diabetes, thyroid disorders, adrenal disease); neurologic (including history of migraine); psychiatric; immunologic; dermatologic; oncologic (subjects with resected cervical or skin cancer [except melanoma] who have had no evidence of disease in the last 5 years are eligible), that precludes designation of healthy subjects as judged by the Investigator
  • History or evidence of congenital or acquired immunosuppressive condition(s), including positive serology for human immunodeficiency virus infection or taking immunosuppressive agents.
  • Evidence of active or latent tuberculosis
  • Hospitalization within 3 months before IP administration or planned hospitalization at any time during the study.
  • History of any drug allergy, hypersensitivity (excluding hay fever) or intolerance to latex or any drug product
  • A positive test result for drugs of abuse.
  • Smokers within 3 months before Screening.

Trial locations and contacts

1 site in 1 country.

United Kingdom1 site
  • PAREXEL Early Phase Clinical Unit (London), Northwick Park Hospital

    Harrow, HA1 3UJ

Other trials in United Kingdom

About this study

Official title: A Phase 1, Randomized, Double-blind, Placebo-controlled, Single Ascending Dose Study to Evaluate the Safety, Tolerability, Pharmacokinetics, and Pharmacodynamics of Subcutaneous CSL730 in Healthy Adult Subjects

This phase 1, randomized, double-blind, placebo-controlled study will assess the safety, tolerability, pharmacokinetics (PK), and pharmacodynamics (PD) of single ascending doses of CSL730 administered by subcutaneous (SC) injection or SC infusion in healthy adult subjects.

Being tested
CSL730, Placebo

What participants receive

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

  • CSL730Biological

    Also called Recombinant trivalent human IgG1 Fc multimer

    solution for injection and infusion

  • PlaceboDrug

    A solution matching the excipient profile of CSL730 without the active substance

Study groups in NCT04446000
Study groupRoleWhat they receive
CSL730 (dose 1 with premedication)Experimentaladministered as a single dose by subcutaneous (SC) injection or by SC infusion
Receives: Biological: CSL730
CSL730 (dose 2 with premedication)Experimentaladministered as a single dose by SC injection or by SC infusion
Receives: Biological: CSL730
CSL730 (dose 3 with premedication)Experimentaladministered as a single dose by SC injection or by SC infusion
Receives: Biological: CSL730
CSL730 (dose 1 without premedication)Experimentaladministered as a single dose by SC injection or by SC infusion
Receives: Biological: CSL730
CSL730 (dose 2 without premedication)Experimentaladministered as a single dose by SC injection or by SC infusion
Receives: Biological: CSL730
CSL730 (dose 3 without premedication)Experimentaladministered as a single dose by SC injection or by SC infusion
Receives: Biological: CSL730
CSL730 (dose 4 without premedication)Experimentaladministered as a single dose by SC injection or by SC infusion
Receives: Biological: CSL730
CSL730 (dose 5 without premedication)Experimentaladministered as a single dose by SC injection or by SC infusion
Receives: Biological: CSL730
CSL730 (dose 6 without premedication)Experimentaladministered as a single dose by SC injection or by SC infusion
Receives: Biological: CSL730
CSL730 (dose 7 without premedication)Experimentaladministered as a single dose by SC injection or by SC infusion
Receives: Biological: CSL730
PlaceboPlacebo comparatorA solution matching the excipient profile of CSL730 without the active substance administered as a single dose by SC injection or by SC infusion
Receives: Drug: Placebo

What is being measured

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

  1. Number of subjects with treatment emergent adverse events (TEAEs) overall, by causality, and by severity

    Measured: Within 96 hours and up to 56 days after CSL730 administration

  2. Percent of subjects with TEAEs overall, by causality, and by severity

    Measured: Within 96 hours and up to 56 days after CSL730 administration

  3. Number of subjects with localized administration site AEs overall, by causality, and by severity

    Measured: Within 96 hours and up to 56 days after CSL730 administration

  4. Percent of subjects with localized administration site AEs overall, by causality, and by severity

    Measured: Within 96 hours and up to 56 days after CSL730 administration

Secondary outcomes (8)
  1. Maximum concentration (Cmax) for CSL730 in serum samples

    Measured: up to 56 days after CSL730 administration

  2. Area under the concentration-time curve from time 0 to the last quantifiable time point (AUC0-last) for CSL730 in serum samples

    Measured: up to 56 days after CSL730 administration

  3. Area under the concentration-time curve from time 0 extrapolated to time infinity (AUC0-inf) for CSL730 in serum samples

    Measured: up to 56 days after CSL730 administration

  4. Time of maximum concentration (Tmax) for CSL730 in serum samples

    Measured: up to 56 days after CSL730 administration

  5. Terminal elimination half-life (T1/2) for CSL730 in serum samples

    Measured: up to 56 days after CSL730 administration

  6. Apparent total systemic clearance (CL/F) for CSL730 in serum samples

    Measured: up to 56 days after CSL730 administration

  7. Apparent volume of distribution during the elimination phase (Vz/F) for CSL730 in serum samples

    Measured: up to 56 days after CSL730 administration

  8. Levels of anti-CSL730 antibodies detected in serum samples

    Measured: Days 15, 29, and 56

Timeline

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

  1. First posted24 Jun 2020
  2. Study start23 Sep 2020
  3. Primary completion28 Mar 2023
  4. Study completion28 Mar 2023

Why it stopped: Lack of clinical viability

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 1
Primary purpose
Treatment
Allocation
Randomised
Intervention model
Sequential
Masking
Quadruple blind
Who is masked
Participant, Care provider, Investigator, Outcomes assessor
Enrolment
52 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT04446000
Sponsor's protocol ID
CSL730_1002
Other IDs
2019-001940-23, 2019
Status last verified
Nov 2023
First submitted
22 Jun 2020
Last updated
29 Nov 2023
Results posted
No
Data monitoring committee
No
FDA-regulated drug
No
FDA-regulated device
No
Individual data sharing
Yes: CSL will consider requests to share Individual Patient Data (IPD) from systematic review groups or bona-fide researchers. For information on the process and requirements for submitting a voluntary data sharing request for IPD, please contact CSL at clinicaltrials@cslbehring.com. Applicable country specific privacy and other laws and regulations will be considered and may prevent sharing of IPD. If the request is approved and the researcher has executed an appropriate data sharing agreement, IPD that has been appropriately anonymized will be available.

Questions about this trial

What is this clinical trial studying?

A Phase 1 study testing CSL730 in people with Immune Complex-mediated Autoimmune Diseases, run by CSL Behring at 1 site in United Kingdom.

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 3 inclusion and 7 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 29 Nov 2023. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 1 site in United Kingdom. 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 1 studies test a treatment in a small group of people for the first time or in a new way, mainly to check safety and find the right dose.

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

Are results available for this study?

The study was stopped early (reason given: Lack of clinical viability). Results are not available in the source record.

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?

Number of subjects with treatment emergent adverse events (TEAEs) overall, by causality, and by severity (time frame: Within 96 hours and up to 56 days after CSL730 administration). The study lists 4 primary outcomes in all. 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 29 Nov 2023.

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