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HealthyPhase 1NCT05428696

Safety and Tolerability, PK, and PD Study of Single and Multiple ALXN2080 Doses in Healthy Participants

A Phase 1 study testing ALXN2080 in people with Healthy, run by Alexion Pharmaceuticals, Inc. at 1 site in United Kingdom.

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 is designed to evaluate the safety and tolerability, pharmacokinetics and pharmacodynamics of single and multiple doses of ALXN2080 in healthy adult participants. Read more about this study

Who is it for?
Ages 18 to 55 yearsHealthy volunteers can take part
Conditions the study is for
Healthy
What is being tested?
ALXN2080
Type of treatment
Pill or oral medicine
Could I receive a placebo?
Yes, some participants may receive a placebo
How many people
90 participants
Where
1 siteUnited Kingdom
Study dates
12 Sep 2022to 26 May 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 is defined as having no clinically relevant abnormalities identified by a detailed medical history, physical examination, blood pressure and heart rate measurements, 12-lead ECG, and clinical laboratory tests.
  • Body mass index (BMI) of 18 to 30 kg/m2 with a minimum body weight of 50 kg. BMI max is 32 kg/m2.
  • Male or female; female of childbearing potential and male participants agreed to follow protocol specified contraception guidance.

Who cannot join

  • Significant history of or current cardiovascular, respiratory, hepatic, renal, gastrointestinal, endocrinological, hematological, or neurological disorders.
  • History of hypersensitivity to any ingredient contained in the study intervention.
  • Evidence of active infections, history of meningococcal infection, unexplained, or recurrent infection.
  • Known or suspected history of drug or alcohol abuse or dependence.
  • Current tobacco users or smokers.
  • Diseases or conditions or previous procedures known to interfere with the absorption, distribution, metabolism, or excretion of drugs.
  • For females: pregnant, breastfeeding, or intending to conceive during the course of the study.

Trial locations and contacts

1 site in 1 country.

United Kingdom1 site
  • Clinical Trial Site

    Belfast, BT9 6AD

Other trials in United Kingdom

About this study

Official title: A Randomized, Double-blind, Placebo-controlled First-in-Human Study of Single and Multiple Doses of ALXN2080 in Healthy Participants

This study is designed to evaluate the safety and tolerability, pharmacokinetics and pharmacodynamics of single and multiple doses of ALXN2080 in healthy adult participants.

Read the detailed description

Participants will be assigned to 10 different cohorts (6 SAD cohorts and 4 MAD cohorts), each with 8 participants on active treatment with ALXN2080 and 2 participants on placebo. ALXN2080 will be administered under fasted conditions throughout this study, except for the last SAD Cohort 6 in which ALXN2080 will be given with food to evaluate the effect of food on the single-dose pharmacokinetics of ALXN2080.

Conditions
Healthy
Being tested
ALXN2080, Placebo
Keywords
ALXN2080, Complement system, Pharmacokinetics

What participants receive

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

  • ALXN2080Drug

    Powder-in-capsule

  • PlaceboDrug

    Powder-in-capsule

Study groups in NCT05428696
Study groupRoleWhat they receive
SAD - Cohort 1ExperimentalEight participants will receive a single dose of Dose Amount 1 of ALXN2080, and 2 participants will receive placebo.
Receives: Drug: ALXN2080; Drug: Placebo
SAD - Cohort 2ExperimentalEight participants will receive a single dose of Dose Amount 2 of ALXN2080, and 2 participants will receive placebo.
Receives: Drug: ALXN2080; Drug: Placebo
SAD - Cohort 3ExperimentalEight participants will receive a single dose of Dose Amount 3 of ALXN2080, and 2 participants will receive placebo.
Receives: Drug: ALXN2080; Drug: Placebo
SAD - Cohort 4ExperimentalEight participants will receive a single dose of Dose Amount 4 of ALXN2080, and 2 participants will receive placebo.
Receives: Drug: ALXN2080; Drug: Placebo
SAD - Cohort 5ExperimentalEight participants will receive a single dose of Dose Amount 5 of ALXN2080, and 2 participants will receive placebo.
Receives: Drug: ALXN2080; Drug: Placebo
SAD - Cohort 6ExperimentalEight participants will receive a single dose of Dose Amount 6 of ALXN2080, and 2 participants will receive placebo.
Receives: Drug: ALXN2080; Drug: Placebo
MAD - Cohort 1ExperimentalEight participants will receive multiple doses of Dose Amount A of ALXN2080 at a Dosing Frequency 1, and 2 participants will receive placebo for 14 days.
Receives: Drug: ALXN2080; Drug: Placebo
MAD - Cohort 2ExperimentalEight participants will receive multiple doses of Dose Amount B of ALXN2080 at a Dosing Frequency 1, and 2 participants will receive placebo for 14 days.
Receives: Drug: ALXN2080; Drug: Placebo
MAD - Cohort 3ExperimentalEight participants will receive multiple doses of Dose Amount C of ALXN2080 at a Dosing Frequency 1 or Frequency 2, and 2 participants will receive placebo for 14 days.
Receives: Drug: ALXN2080; Drug: Placebo
MAD - Cohort 4ExperimentalEight participants will receive multiple doses of Dose Amount D of ALXN2080 at a Dosing Frequency 1 or Frequency 2, and 2 participants will receive placebo for 14 days.
Receives: Drug: ALXN2080; Drug: Placebo

What is being measured

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

  1. Number of Participants Reporting Treatment-Emergent Adverse Events (TEAEs) and Serious Adverse Events (SAEs)

    Measured: Day 1 through up to Day 28

Secondary outcomes (2)
  1. Area Under the Plasma Concentration-Time Curve Extrapolated to Infinity (AUC0-inf) Of Single Dose ALXN2080

    Measured: Up to 168 hours postdose

  2. Maximum Observed Plasma Concentration (Cmax) of Single Dose ALXN2080

    Measured: Up to 168 hours postdose

Timeline

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

  1. First posted23 Jun 2022
  2. Study start12 Sep 2022
  3. Primary completion24 Apr 2023
  4. Study completion26 May 2023

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
Parallel groups
Masking
Triple blind
Who is masked
Participant, Care provider, Investigator
Enrolment
90 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT05428696
Sponsor's protocol ID
ALXN2080-HV-101
Status last verified
Jun 2024
First submitted
26 Apr 2022
Last updated
7 Jun 2024
Results posted
No
Data monitoring committee
No
FDA-regulated drug
No
FDA-regulated device
No
Individual data sharing
Yes: Alexion has a public commitment to allow requests for access to study data and will be supplying a protocol, CSR, and plain language summaries.

Questions about this trial

What is this clinical trial studying?

A Phase 1 study testing ALXN2080 in people with Healthy, run by Alexion Pharmaceuticals, Inc. 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: finished, as of the sponsor's last update on 7 Jun 2024. 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. 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?

Number of Participants Reporting Treatment-Emergent Adverse Events (TEAEs) and Serious Adverse Events (SAEs) (time frame: Day 1 through up to Day 28). 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 7 Jun 2024.

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