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Parkinson's Disease (PD)Phase 1NCT03033498

A Study to Evaluate the Safety, Tolerability, and Pharmacokinetics of Subcutaneous Infusions of ABBV-951 in Subjects With Parkinson's Disease

A Phase 1 study testing ABBV-951 in people with Parkinson's Disease (PD), run by AbbVie at 7 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 the study is to assess the safety, tolerability, and pharmacokinetics of single, ascending doses of ABBV-951 administered as a subcutaneous bolus infusion followed by a continuous subcutaneous infusion in subjects with Parkinson's disease. Read more about this study

Who is it for?
Ages 45 to 85 years
Conditions the study is for
Parkinson's Disease (PD)
What is being tested?
ABBV-951
Type of treatment
Injection or infusion
Could I receive a placebo?
No, everyone receives an active treatment
How many people
29 participants
Where
7 sitesUnited States
Study dates
17 May 2017to 8 Jun 2019
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 45 to 85 years
  • All sexes
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • Subject has a diagnosis of definite idiopathic PD, which is LD responsive, according to the United Kingdom Parkinson's Disease Society Brain Bank Criteria.
  • Subject must be taking an optimized and stable regimen of oral medications for PD, which has remained stable and unchanged for at least 30 days before dosing in this study. This regimen must include oral carbidopa/levodopa (CD/LD) tablets (e.g., Sinemet).
  • Females must have negative results for pregnancy tests at screening and prior to confinement.
  • If male, subject must be surgically sterile or practicing an adequate method of birth control from initial study drug administration until 30 days after last dose of study drug.
  • Body Mass Index (BMI) is 18.0 to 38.0, inclusive.
  • A condition of general good health, based upon the results of a medical history, physical examination, vital signs, laboratory profile, and a 12-lead electrocardiogram (ECG).

Who cannot join

  • Receipt of any drug by injection within 30 days or within a period defined by 5 half-lives, whichever is longer, prior to study drug administration.
  • History of significant skin conditions or disorders (e.g., psoriasis, atopic dermatitis, etc.) or evidence of recent sunburn, acne, scar tissue, tattoo, open wound, branding, or colorations that in the Investigator's opinion would interfere with the infusion of the study drug or could interfere with study assessments.
  • Use of any medication from the prohibited concomitant therapies.
  • Subjects with glomerular filtration rate (GFR) less than 45 ml/min/1.73 m2 as determined by the Chronic Kidney Disease Epidemiology Collaboration (CKD-EPI) creatinine equation.
  • Donation or loss of 550 mL or more blood volume (including plasmapheresis) or receipt of a transfusion of any blood product within 8 weeks prior to initial study drug administration.
  • Consideration by the investigator for any reason that the subject is an unsuitable candidate to receive ABBV-951.

Trial locations and contacts

7 sites in 1 country.

7 sites in 1 country

United States7 sites
  • Parexel Baltimore /ID# 169255

    Baltimore, Maryland, 21225

  • QUEST Research Institute /ID# 166035

    Farmington Hills, Michigan, 48334-2977

  • Glendale Adventist Medical Ctr /ID# 166512

    Glendale, California, 91206

  • Acpru /Id# 154976

    Grayslake, Illinois, 60030

  • University of Kentucky Chandler Medical Center /ID# 169086

    Lexington, Kentucky, 40536

  • Bioclinica Research - Orlando /ID# 169687

    Orlando, Florida, 32806

  • Carolina Phase I, LLC /ID# 166034

    Raleigh, North Carolina, 27612

Other trials in United States

About this study

Official title: A Single Ascending Dose Study to Evaluate the Safety, Tolerability, and Pharmacokinetics of 24 Hour and 72 Hour Subcutaneous Infusions of ABBV-951 in Subjects With Parkinson's Disease

The purpose of the study is to assess the safety, tolerability, and pharmacokinetics of single, ascending doses of ABBV-951 administered as a subcutaneous bolus infusion followed by a continuous subcutaneous infusion in subjects with Parkinson's disease.

Being tested
ABBV-951
Medical subject headings
Parkinson Disease

What participants receive

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

  • ABBV-951Drug

    ABBV-951 administered by subcutaneous infusion.

Study groups in NCT03033498
Study groupRoleWhat they receive
ABBV-951 Dose 1ExperimentalParticipants will receive dose 1 of ABBV-951.
Receives: Drug: ABBV-951
ABBV-951 Dose 2ExperimentalParticipants will receive dose 2 of ABBV-951.
Receives: Drug: ABBV-951
ABBV-951 Dose 3ExperimentalParticipants will receive dose 3 of ABBV-951.
Receives: Drug: ABBV-951
ABBV-951 Dose 4ExperimentalParticipants will receive dose 4 of ABBV-951.
Receives: Drug: ABBV-951
ABBV-951 Dose 5ExperimentalParticipants will receive dose 5 of ABBV-951.
Receives: Drug: ABBV-951
ABBV-951 Dose 6ExperimentalParticipants will receive dose 6 of ABBV-951.
Receives: Drug: ABBV-951
ABBV-951 Dose 7ExperimentalParticipants will receive dose 7 of ABBV-951.
Receives: Drug: ABBV-951
ABBV-951 Dose 8ExperimentalParticipants will receive dose 8 of ABBV-951.
Receives: Drug: ABBV-951

What is being measured

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

  1. Maximum Observed Plasma Concentration (Cmax) of Levodopa

    Maximum observed plasma concentration of levodopa following a single infusion of ABBV-951.

    Measured: Hour 0-24

  2. Time to maximum observed plasma concentration (Tmax) of Levodopa

    Time to maximum observed plasma concentration of levodopa following a single infusion of ABBV-951.

    Measured: Hour 0-24

  3. Area Under the Plasma Concentration-Time Curve (AUC) of Levodopa

    Area under the plasma concentration-time curve following a single infusion of ABBV-951.

    Measured: Hour 0-24

  4. Adverse Events

    Number of participants reporting adverse events

    Measured: 24 hours

  5. Terminal phase elimination rate constant (β)

    Apparent terminal phase elimination rate constant (β or Beta)

    Measured: Up to 72 hours

  6. Terminal phase elimination half-life (T1/2)

    Terminal phase elimination half-life (t1/2) will be assessed.

    Measured: Up to 72 hours

Secondary outcomes (1)
  1. Corrected QT (QTc) Interval

    QT interval adjusted for heart rate.

    Measured: Up to 76 hours

Timeline

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

  1. First posted26 Jan 2017 (estimated)
  2. Study start17 May 2017
  3. Primary completion8 Jun 2019
  4. Study completion8 Jun 2019

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
Single blind
Who is masked
Participant
Enrolment
29 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT03033498
Sponsor's protocol ID
M15-738
Status last verified
Nov 2024
First submitted
25 Jan 2017
Last updated
12 Nov 2024
Results posted
No
Data monitoring committee
No
FDA-regulated drug
Yes
FDA-regulated device
No
Individual data sharing
No

Questions about this trial

What is this clinical trial studying?

A Phase 1 study testing ABBV-951 in people with Parkinson's Disease (PD), run by AbbVie at 7 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 6 inclusion and 6 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 12 Nov 2024. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 7 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?

Maximum Observed Plasma Concentration (Cmax) of Levodopa (time frame: Hour 0-24). The study lists 6 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 12 Nov 2024.

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