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Clinical Trials/NCT07136103
NCT07136103CompletedPhase 1

A First-in-Human Single Ascending Dose Study to Evaluate the Safety, Tolerability, Pharmacokinetics and Immunogenicity of ABBV-277 in Healthy Adult Subjects

AbbVie2 sites in 1 country32 target enrollmentStarted: August 19, 2025Last updated:
Interventions
Drugs

Trial Snapshot

Phase
Phase 1
Status
Completed
Sponsor
Enrollment
32
Locations
2
Primary Endpoint
Maximum Plasma Concentration (Cmax) of ABBV-277

Study Overview

Brief Summary

The objective of this study is to evaluate the safety, tolerability, immunogenicity and pharmacokinetics (PK ) properties following a single dose of ABBV-277 in healthy adult participants.

Study Design

Study Type
Interventional
Allocation
Randomized
Intervention Model
Sequential
Primary Purpose
Basic Science
Masking
Triple (Participant, Investigator, Outcomes Assessor)

Eligibility Criteria

Ages
18 Years to 65 Years (Adult, Older Adult)
Sex
All
Accepts Healthy Volunteers
Yes

Inclusion Criteria

  • Body weight ≥ 35 kg
  • Body Mass Index (BMI) is ≥ 18.0 to ≤ 32.0 kg/m^2 after rounding to the tenths decimal.
  • A condition of general good health, based upon the results of a medical history, physical examination, vital signs, laboratory profile neurological examination, and a 12-lead ECG

Exclusion Criteria

  • History of epilepsy, any clinically significant cardiac, respiratory (except mild asthma as a child), endocrine, metabolic, renal, hepatic, gastrointestinal, hematologic or psychiatric disease or disorder, or any uncontrolled medical illness.
  • Participant must meet pregnancy/conception/partner considerations criteria as detailed in the eligibility section.
  • Participants using any medications, vitamins and/or herbal supplements within the 14-day period prior to study drug administration or within 5 half-lives of the respective medication, whichever is longer.
  • History of any clinically significant illness/infection/major febrile illness, hospitalization, or any surgical procedure within 30 days prior to the first dose of study drug.
  • History of suicidal ideation currently or within one year prior to study drug administration as evidenced by answering "yes" to Questions 4 or 5 on the suicidal ideation portion of the C - SSRS completed at screening, or any history of suicide attempts within the last two years.

Arms & Interventions

Group 1: ABBV-277-Dose A

Experimental

Participants will receive ABBV-277 Dose A on day 1 and followed for 196 days

Intervention: ABBV-277 (Drug)

Group 5: ABBV-277-Dose E

Experimental

Participants will receive ABBV-277 Dose E on day 1 and day 2 and followed for 196 days

Intervention: ABBV-277 (Drug)

Group 1: Placebo

Experimental

Participants will receive Placebo on day 1 and followed for 196 days

Intervention: Placebo (Drug)

Group 2: ABBV-277-Dose B

Experimental

Participants will receive ABBV-277 Dose B on day 1 and followed for 196 days

Intervention: ABBV-277 (Drug)

Group 5: Placebo

Experimental

Participants will receive Placebo on day 1 and day 2 and followed for 196 days

Intervention: Placebo (Drug)

Group 3: ABBV-277-Dose C

Experimental

Participants will receive ABBV-277 Dose C on day 1 and followed for 196 days

Intervention: ABBV-277 (Drug)

Group 3: Placebo

Experimental

Participants will receive Placebo on day 1 and followed for 196 days

Intervention: Placebo (Drug)

Group 2: Placebo

Experimental

Participants will receive Placebo on day 1 and followed for 196 days

Intervention: Placebo (Drug)

Group 4: ABBV-277-Dose D

Experimental

Participants will receive ABBV-277 Dose D on day 1 and followed for 196 days

Intervention: ABBV-277 (Drug)

Group 4: Placebo

Experimental

Participants will receive Placebo on day 1 and followed for 196 days

Intervention: Placebo (Drug)

Outcomes

Primary Outcomes

Maximum Plasma Concentration (Cmax) of ABBV-277

Time Frame: Up to approximately 9 days

Cmax of ABBV-277

Time to Cmax (Tmax) of ABBV-277

Time Frame: Up to approximately 9 days

Tmax of ABBV-277

Terminal Phase Elimination Rate Constant (Beta) of ABBV-277

Time Frame: Up to approximately 9 days

Terminal phase elimination rate constant (beta) of ABBV-277

Terminal Phase Elimination Half-Life (t1/2) of ABBV-277

Time Frame: Up to approximately 9 days

Terminal phase elimination half-life of ABBV-277

Area Under the Concentration-Time Curve From Time 0 to Time t (AUCt) of ABBV-277

Time Frame: Up to approximately 9 days

AUCt of ABBV-277

Area Under the Concentration-Time Curve From Time 0 to Infinity (AUCinf) of ABBV-277

Time Frame: Up to approximately 9 days

AUCinf of ABBV-277

Number of Participants With Adverse Events (AEs)

Time Frame: Up to Day 196

An adverse event (AE) is defined as any untoward medical occurrence in a patient or clinical investigation participant administered a pharmaceutical product which does not necessarily have a causal relationship with this treatment. The investigator assesses the relationship of each event to the use of study

Secondary Outcomes

No secondary outcomes reported

Investigators

Sponsor
AbbVie
Sponsor Class
Industry
Responsible Party
Sponsor

Study Sites (2)

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