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Alpha-1 Antitrypsin DeficiencyPhase 1NCT05727800

A Phase 1, First-in-human Study of VX-668

A Phase 1 study testing VX-668 in people with Alpha-1 Antitrypsin Deficiency, run by Vertex Pharmaceuticals Incorporated at 5 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

The purpose of this study is to evaluate the safety, tolerability, and pharmacokinetics (PK) of VX-668 at various doses. Read more about this study

Who is it for?
Ages 18 to 55 yearsHealthy volunteers can take part
Conditions the study is for
Alpha-1 Antitrypsin Deficiency
What is being tested?
VX-668
Type of treatment
Pill or oral medicine
Could I receive a placebo?
Yes, some participants may receive a placebo
How many people
114 participants
Where
5 sitesUnited States
Study dates
8 Feb 2023to 13 Feb 2024
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

  • Participants of age between 18 to 55 years (inclusive)
  • Body mass index (BMI) of 18.0 to 32.0 kilogram per meter square (kg/m^2)
  • A total body weight of more than (>)50 kg
  • Nonsmoker or ex-smoker for at least 3 months before screening

Who cannot join

  • Any condition possibly affecting drug absorption
  • Females of childbearing potential
  • Other protocol defined Inclusion/Exclusion criteria may apply.

Trial locations and contacts

5 sites in 1 country.

5 sites in 1 country

United States5 sites
  • University of Florida

    Gainesville, Florida, 32610

  • ICON Lenexa

    Lenexa, Kansas, 66219

  • Central Florida Pulmonary Group, P.A.

    Orlando, Florida, 32803

  • ICON Salt Lake City

    Salt Lake City, Utah, 84124

  • Celerion - Tempe

    Tempe, Arizona, 85283

Other trials in United States

About this study

Official title: A Phase 1, First-in-human Study of Safety, Tolerability, and Pharmacokinetics of VX-668

The purpose of this study is to evaluate the safety, tolerability, and pharmacokinetics (PK) of VX-668 at various doses.

Read the detailed description

This clinical trial information was submitted voluntarily under the applicable law and, therefore, certain submission deadlines may not apply. (That is, clinical trial information for this applicable clinical trial was submitted under section 402(j)(4)(A) of the Public Health Service Act and 42 CFR 11.60 and is not subject to the deadlines established by sections 402(j)(2) and (3) of the Public Health Service Act or 42 CFR 11.24 and 11.44.).

Being tested
VX-668, Placebo
Medical subject headings
alpha 1-Antitrypsin Deficiency

What participants receive

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

  • VX-668Drug

    Suspension for oral administration.

  • PlaceboDrug

    Suspension for oral administration.

Study groups in NCT05727800
Study groupRoleWhat they receive
Part AExperimentalParticipants grouped in different cohorts will receive a single ascending dose of VX-668.
Receives: Drug: VX-668
Placebo Part APlacebo comparatorParticipants will be randomized to receive placebo matched to VX-668.
Receives: Drug: Placebo
Part BExperimentalParticipants grouped in different cohorts will receive multiple doses of VX-668.The dose levels will be determined based on the data from Part A.
Receives: Drug: VX-668
Placebo Part BPlacebo comparatorParticipants will be randomized to receive placebo matched to VX-668.
Receives: Drug: Placebo

What is being measured

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

  1. Part A and B: Safety and Tolerability as Assessed by Number of Participants With Adverse Events (AEs) and Serious Adverse Events (SAEs)

    Measured: Day 1 up to Day 20

Secondary outcomes (3)
  1. Part A and B: Maximum Observed Plasma Concentration (Cmax) of VX-668

    Measured: Day 1 up to Day 20

  2. Part A and B: Area Under the Concentration Versus Time Curve (AUC) of VX-668

    Measured: Day 1 up to Day 20

  3. Part A and B: Urine Concentration of VX-668

    Measured: Part A Cohort A3: Days 1 and 5; Part B Cohort B3: Days 1, 10, and 11

Timeline

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

  1. First posted14 Feb 2023
  2. Study start8 Feb 2023
  3. Primary completion12 Sep 2023
  4. Study completion13 Feb 2024

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
114 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT05727800
Sponsor's protocol ID
VX22-668-001
Status last verified
Mar 2024
First submitted
3 Feb 2023
Last updated
15 Mar 2024
Results posted
No
FDA-regulated drug
Yes
FDA-regulated device
No
Individual data sharing
No: Details on Vertex data sharing criteria and process for requesting access can be found at: https://www.vrtx.com/independent-research/clinical-trial-data-sharing

Questions about this trial

What is this clinical trial studying?

A Phase 1 study testing VX-668 in people with Alpha-1 Antitrypsin Deficiency, run by Vertex Pharmaceuticals Incorporated at 5 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 4 inclusion and 3 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 15 Mar 2024. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 5 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. 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 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?

Part A and B: Safety and Tolerability as Assessed by Number of Participants With Adverse Events (AEs) and Serious Adverse Events (SAEs) (time frame: Day 1 up to Day 20). 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 15 Mar 2024.

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