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Healthy VolunteerPhase 1NCT07736638

A Study to Assess the Safety, Tolerability and How Single Ascending Doses of ABBV-859 Moves Through the Body of Healthy Adult Participants

A Phase 1 study testing ABBV-859 in people with Healthy Volunteer, run by AbbVie at 2 sites in United States.

Recruiting

Looking for participants now. Contact the study team or a site below to ask about taking part.

Sites and contacts
Official record
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Trial summary

The objective of this study is to assess the pharmacokinetic (PK), immunogenicity, safety, and tolerability of ABBV-859 after single ascending doses in healthy adult volunteers. Read more about this study

Who is it for?
Ages 18 to 65 yearsHealthy volunteers can take part
Conditions the study is for
Healthy Volunteer
What is being tested?
ABBV-859
Could I receive a placebo?
Yes, some participants may receive a placebo
How many people
64 participants
Where
2 sitesUnited States
Study dates
28 Jul 2026to Feb 2027
Phase
Phase 1
Are there results?
Not yet: the study is under way

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 65 years
  • All sexes
  • Healthy volunteers accepted
  • Adult, Older adult

Who may be able to join

  • Participants must voluntarily sign and date an informed consent, approved by an Independent Ethics Committee (IEC)/Institutional Review Board (IRB), prior to the initiation of any screening or study-specific procedures.
  • Body Mass Index (BMI) is >= 18.0 to <= 32 kg/m2 after rounding to the tenths decimal at screening. BMI is calculated as weight in kg divided by the square of height measured in meters.
  • 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

  • History of epilepsy, any clinically significant cardiac, respiratory (except mild asthma as a child), renal, hepatic, gastrointestinal, hematologic, endocrine, immunological, pulmonary, metabolic, neurological or psychiatric disease or disorder, or any uncontrolled medical illness.
  • History of any clinically significant sensitivity or allergy to any medication or food.
  • History of or active medical condition(s) or surgical procedure(s) that might affect gastrointestinal motility, pH, or absorption [e.g., Crohn's disease, celiac disease, gastroparesis, short bowel syndrome, gastric surgery (except pyloromyotomy for pyloric stenosis during infancy), cholecystectomy, vagotomy, bowel resection, etc.].
  • Evidence of dysplasia or history of malignancy (including lymphoma and leukemia) other than successfully treated non-metastatic cutaneous squamous cell, basal cell carcinoma or localized carcinoma in situ of the cervix.
  • History or evidence of active Tuberculosis disease or latent Tuberculosis infection.

Trial locations and contacts

2 sites in 1 country. Contact the study team or a site near you to ask about taking part.

United States2 sites, 2 recruiting
  • CenExel ACT- Anaheim Clinical Trials /ID# 284382

    Anaheim, California, 92801

    Recruiting
  • Acpru /Id# 284029

    Grayslake, Illinois, 60030

    Recruiting

Other trials in United States

About this study

Official title: A First-in-Human, Phase 1, Randomized, Double-Blinded, Placebo-Controlled Study to Evaluate the Safety, Tolerability, Pharmacokinetics, and Immunogenicity of ABBV-859 After Single Ascending Doses in Healthy Adult Subjects

The objective of this study is to assess the pharmacokinetic (PK), immunogenicity, safety, and tolerability of ABBV-859 after single ascending doses in healthy adult volunteers.

Being tested
ABBV-859, Placebo for ABBV-859
Keywords
Healthy Volunteer

What participants receive

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

  • ABBV-859Drug

    Oral Tablet

  • Placebo for ABBV-859Drug

    Oral Tablet

  • ABBV-859Drug

    Intravenous (IV) Infusion

  • Placebo for ABBV-859Drug

    Intravenous (IV) Infusion

Study groups in NCT07736638
Study groupRoleWhat they receive
Group 1ExperimentalParticipants will receive either ABBV-859 single Dose A, or the Placebo equivalent, on Study Day 1
Receives: Drug: ABBV-859; Drug: Placebo for ABBV-859
Group 2ExperimentalParticipants will receive either ABBV-859 single Dose B, or the Placebo equivalent, on Study Day 1
Receives: Drug: ABBV-859; Drug: Placebo for ABBV-859
Group 3ExperimentalParticipants will receive either ABBV-859 single Dose C, or the Placebo equivalent, on Study Day 1
Receives: Drug: ABBV-859; Drug: Placebo for ABBV-859
Group 4ExperimentalParticipants will receive either ABBV-859 single Dose D, or the Placebo equivalent, on Study Day 1
Receives: Drug: ABBV-859; Drug: Placebo for ABBV-859
Group 5ExperimentalParticipants will receive either ABBV-859 single Dose E, or the Placebo equivalent, on Study Day 1
Receives: Drug: ABBV-859; Drug: Placebo for ABBV-859
Group 6ExperimentalParticipants will receive either ABBV-859 single Dose F, or the Placebo equivalent, on Study Day 1
Receives: Drug: ABBV-859; Drug: Placebo for ABBV-859
Group 7ExperimentalParticipants will receive either ABBV-859 single Dose G, or the Placebo equivalent, on Study Day 1
Receives: Drug: ABBV-859; Drug: Placebo for ABBV-859
Group 8ExperimentalParticipants will receive either ABBV-859 single Dose H, or the Placebo equivalent, on Study Day 1
Receives: Drug: ABBV-859; Drug: Placebo for ABBV-859

What is being measured

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

  1. Number of Participants with Adverse Events (AEs)

    An adverse event (AE) is defined as any untoward medical occurrence in a patient or clinical investigation participant administered a pharmaceutical product and which does not necessarily have a causal relationship with this treatment. An AE can therefore be any unfavorable and unintended sign (including an abnormal laboratory finding), symptom, or disease temporally associated with the use of a medicinal (investigational) product, whether or not the event is considered causally related to the use of the product.

    Measured: Up to 99 Days

  2. Maximum Observed Serum Concentration (Cmax) of ABBV-859

    Cmax of ABBV-859

    Measured: Up to 99 Days

  3. Time to Cmax (Tmax) of ABBV-859

    Time to Cmax (Tmax) of ABBV-859

    Measured: Up to 99 Days

  4. Terminal Phase Elimination Rate Constant (Beta) of ABBV-859

    Beta of ABBV-859

    Measured: Up to 99 Days

  5. Terminal Phase Elimination Half-Life (t1/2) of ABBV-859

    t1/2 of ABBV-859

    Measured: Up to 99 Days

  6. Area Under the Plasma Concentration-Time Curve (AUC) From Time 0 to the Time of the Last Measurable Concentration (AUCt) of ABBV-859

    AUCt of ABBV-859

    Measured: Up to 99 Days

  7. AUC From Time 0 to the Time Infinity (AUCinf) of ABBV-859

    AUCinf of ABBV-859

    Measured: Up to 99 Days

  8. Apparent Clearance (CL/F) ABBV-859

    CL/F of ABBV-859

    Measured: Up to 99 Days

  9. Antidrug Antibody (ADA)

    Incidence and concentration of anti-drug antibodies.

    Measured: Up to 99 Days

Timeline

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

  1. First posted30 Jul 2026
  2. Study start28 Jul 2026
  3. Primary completionFeb 2027 (estimated)
  4. Study completionFeb 2027 (estimated)

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
Double blind
Who is masked
Participant, Investigator
Enrolment
64 participants (estimated)
IDs, dates and publications
ClinicalTrials.gov ID
NCT07736638
Sponsor's protocol ID
M25-924
Status last verified
Jul 2026
First submitted
27 Jul 2026
Last updated
3 Aug 2026
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-859 in people with Healthy Volunteer, run by AbbVie 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 3 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: looking for participants now, as of the sponsor's last update on 3 Aug 2026. 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?

This study is still under way. Results are not available in the source record yet.

How can a doctor refer a patient or contact the research team?

Contact ABBVIE CALL CENTER (844-663-3742, abbvieclinicaltrials@abbvie.com), or a site near the patient. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Number of Participants with Adverse Events (AEs) (time frame: Up to 99 Days). The study lists 9 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 3 Aug 2026.

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