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GoutPhase 1NCT02464605

Safety and Pharmacodynamics of SEL-037 (Pegsiticase) in Subjects With Elevated Blood Uric Acid Levels

A Phase 1 study testing SEL-037 (pegsiticase) in people with Gout, run by Selecta Biosciences, Inc. at 2 sites in United States.

Completed

Finished. The study has ended and is not enrolling. Results may be posted on the official record.

Official record
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Trial summary

This Study will evaluate the safety, pharmacokinetics, pharmacodynamics and immunogenicity of a single intravenous infusion of SEL-037 (pegsiticase), a pegylated uricase, in subjects with elevated blood uric acid levels. Read more about this study

Who is it for?
Ages 21 to 75 years
Conditions the study is for
Gout
What is being tested?
SEL-037 (pegsiticase)
Type of treatment
Injection or infusion
Could I receive a placebo?
No, everyone receives an active treatment
How many people
22 participants
Where
2 sitesUnited States
Study dates
May 2015to Jul 2016
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 21 to 75 years
  • All sexes
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • Male or female subjects ages 21 to 75 inclusive. Female subjects must be of non-childbearing potential;
  • Has at the Screening Visit a serum uric acid ≥ 6 mg/dL, with or without a history of gout;
  • The use of allopurinol, febuxostat (Uloric®), or probenecid as uric acid-lowering therapy is permissible if dosing has been stable for at least the month prior to the Screening Visit
  • Has adequate venous access and able to receive IV therapy;
  • Evidence of a personally signed and dated informed consent document indicating that subject has been informed of all pertinent aspects of the study;

Who cannot join

  • Prior exposure to any experimental or marketed uricase;
  • History of any allergy to pegylated products,
  • Glucose-6-phosphate dehydrogenase deficiency or known catalase deficiency;
  • History of hematological or autoimmune disorders, is immunosuppressed or immunocompromised;
  • Has participated in a clinical trial within 30 days of the Screening;

Trial locations and contacts

2 sites in 1 country.

United States2 sites
  • Metroplex Clinical Research Center

    Dallas, Texas, 75231

  • Altoona Center for Clincal Research

    Duncansville, Pennsylvania, 16635

Other trials in United States

About this study

Official title: An Open-Label, Sequential, Ascending Single-Dose Safety, Tolerability, Pharmacokinetic and Pharmacodynamics Study of an Intravenous Infusion of SEL-037 in Subjects With Elevated Blood Uric Acid Levels

This Study will evaluate the safety, pharmacokinetics, pharmacodynamics and immunogenicity of a single intravenous infusion of SEL-037 (pegsiticase), a pegylated uricase, in subjects with elevated blood uric acid levels. Uricase is an enzyme that converts uric acid to the readily soluble allantoin that is then excreted.

Read the detailed description

This Study will evaluate the safety, pharmacokinetics, pharmacodynamics and immunogenicity of a single intravenous infusion of SEL-037 (pegsiticase), a pegylated uricase, in subjects with elevated blood uric acid levels. Uricase is an enzyme that converts uric acid to the readily soluble allantoin that is then excreted. Cohorts of Subjects will be given a single, ascending dose intravenous infusion of SEL-037 and then monitored for safety, uric acid levels and anti-drug-antibodies (ADAs) to SEL-037 for 30 days.

Conditions
Gout
Being tested
SEL-037 (pegsiticase)
Medical subject headings
Gout

What participants receive

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

  • SEL-037 (pegsiticase)Biological

    Intravenous infusion of SEL-037

Study groups in NCT02464605
Study groupRoleWhat they receive
SEL-037 (pegsiticase)ExperimentalPegylated uricase
Receives: Biological: SEL-037 (pegsiticase)

What is being measured

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

  1. Safety and tolerability as assessed by frequency of drug related adverse events, graded by severity

    To assess the safety and tolerability of a single infusion of SEL-037 as assessed by frequency of drug related adverse events, graded by severity

    Measured: 30 days

Secondary outcomes (3)
  1. Pharmacokinetics of SEL-037 (AUC)

    Measurement of the pharmacokinetics of SEL-037 over 30 days by area under the serum concentration versus time curve (AUC)

    Measured: 30 days

  2. Pharmacodynamics of SEL-037 (blood uric acid levels)

    Pharmacodynamics of SEL-037 by measurement of blood uric acid levels over 30 days

    Measured: 30 days

  3. Immunogenicity of SEL-037 (measurement of anti-drug antibody levels)

    Immunogenicity of SEL-037 by measurement of anti-drug antibody levels over 30 days

    Measured: 30 days

Timeline

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

  1. First posted8 Jun 2015 (estimated)
  2. Study startMay 2015
  3. Primary completionNov 2015
  4. Study completionJul 2016

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
Not applicable
Intervention model
Single group
Masking
None (open label)
Enrolment
22 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT02464605
Sponsor's protocol ID
SEL-037/101
Status last verified
Oct 2016
First submitted
29 May 2015
Last updated
21 Oct 2016
Results posted
No
Data monitoring committee
No

Publications

  • Sands E, Kivitz A, DeHaan W, Leung SS, Johnston L, Kishimoto TK. Tolerogenic nanoparticles mitigate the formation of anti-drug antibodies against pegylated uricase in patients with hyperuricemia. Nat Commun. 2022 Jan 12;13(1):272. doi: 10.1038/s41467-021-27945-7.

    PubMed 35022448

Questions about this trial

What is this clinical trial studying?

A Phase 1 study testing SEL-037 (pegsiticase) in people with Gout, run by Selecta Biosciences, Inc. at 2 sites in United States.

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 5 inclusion and 5 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: finished, as of the sponsor's last update on 21 Oct 2016. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 2 sites in United States. 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. 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 is completed, but results are not available in the source record. That does not mean the treatment did or did not work.

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?

Safety and tolerability as assessed by frequency of drug related adverse events, graded by severity (time frame: 30 days). It is what the study was designed to measure, not a finding.

Where can I read the original study information?

On the ClinicalTrials.gov record for NCT02464605, which also lists 1 linked publication.

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 21 Oct 2016.

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