A Study to Evaluate the Safety, Pharmacokinetics and Pharmacodynamics of ABBV-181 (Budigalimab) in Adult Participants With Human Immunodeficiency Virus (HIV)-1
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ClinicalTrials.gov Identifier: NCT04223804 |
Recruitment Status :
Completed
First Posted : January 10, 2020
Last Update Posted : March 9, 2023
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Condition or disease | Intervention/treatment | Phase |
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Human Immunodeficiency Virus (HIV) HIV Infection HIV-1 | Drug: ABBV-181 Drug: Placebo | Phase 1 |
Study Type : | Interventional (Clinical Trial) |
Actual Enrollment : | 41 participants |
Allocation: | Randomized |
Intervention Model: | Parallel Assignment |
Masking: | Triple (Participant, Care Provider, Investigator) |
Primary Purpose: | Treatment |
Official Title: | A Randomized, Double-blind, Placebo-controlled, Phase 1b Study to Evaluate the Safety, Pharmacokinetics, and Pharmacodynamics of Multiple Doses of ABBV-181 in HIV-1 Infected Adults |
Actual Study Start Date : | January 30, 2020 |
Actual Primary Completion Date : | February 27, 2023 |
Actual Study Completion Date : | February 27, 2023 |
Arm | Intervention/treatment |
---|---|
Placebo Comparator: Stage 1: Arm A
Participants will receive placebo.
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Drug: Placebo
Intravenous (IV) infusion |
Experimental: Stage 1: Arm B
Participants will receive ABBV-181 dose A.
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Drug: ABBV-181
Intravenous (IV) Infusion
Other Name: Budigalimab |
Experimental: Stage 1: Arm C
Participants will receive ABBV-181 dose B.
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Drug: ABBV-181
Intravenous (IV) Infusion
Other Name: Budigalimab |
Placebo Comparator: Stage 2: Arm D
Participants will receive Placebo.
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Drug: Placebo
Intravenous (IV) infusion |
Experimental: Stage 2: Arm E
Participants will receive ABBV-181 dose C.
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Drug: ABBV-181
Intravenous (IV) Infusion
Other Name: Budigalimab |
- Number of Participants with Study Drug-Related Adverse Events Grade 3 or Higher [ Time Frame: Up to approximately 44 weeks ]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 the study drug as either having a reasonable possibility or no reasonable possibility. AEs are given a grade from 1-5 with Grade 3 being severe but not life-threatening and requiring hospitalization, Grade 4 being life-threatening requiring immediate intervention and Grade 5 being death related to an AE.
- Number of Participants with Study Drug-Related Immune-Related Adverse Events (IRAE) [ Time Frame: Up to approximately 44 weeks ]Assessed using the American Society of Clinical Oncology (ASCO) IRAE management guidelines (which utilizes the NIH CTCAE grading scale) but modified, as applicable, according to the NIH Division of AIDS (DAIDS) (v2.1) AE grading scale.
- Number of Participants with Adverse Events (AEs) Corresponding to Retroviral Rebound Syndrome [ Time Frame: Up to approximately 44 weeks ]Adverse Events (AEs) Corresponding to Retroviral Rebound Syndrome.
- Maximum Observed Concentration (Cmax) [ Time Frame: Up to approximately 36 weeks ]Maximum Observed Concentration (Cmax) of ABBV-181.
- Time to Cmax (Tmax) [ Time Frame: Up to approximately 36 weeks ]Time to Cmax (Tmax) of ABBV-181.
- Observed Concentration (Ctrough) [ Time Frame: Up to approximately 36 weeks ]Observed Concentration (Ctrough) at the end of the dosing intervals for ABBV-181.
- Area Under the Curve (AUCtau) [ Time Frame: Up to approximately 36 weeks ]Area Under the Curve (AUCtau) during the dosing intervals for ABBV-181.
- Half-life (t1/2) [ Time Frame: Up to approximately 36 weeks ]Half-life (t1/2) of ABBV-181 following the last dose.

Choosing to participate in a study is an important personal decision. Talk with your doctor and family members or friends about deciding to join a study. To learn more about this study, you or your doctor may contact the study research staff using the contacts provided below. For general information, Learn About Clinical Studies.
Ages Eligible for Study: | 18 Years to 65 Years (Adult, Older Adult) |
Sexes Eligible for Study: | All |
Accepts Healthy Volunteers: | No |
Inclusion Criteria:
- Body Mass Index (BMI) between 18.0 and 35 kg/m2.
- HIV-1 infected on antiretroviral therapy (ART) for at least 12 months prior to screening and on current ART regimen for at least 8 weeks prior to screening.
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Meets HIV-specific laboratory parameters as below:
- Plasma HIV-1 RNA below lower limit of quantification (LLOQ) at screening and at least 6 months prior to screening.
- CD4+ T cell count >= 500 cells/uL at screening and at least once during the 12 months prior to screening.
- CD4+ T cell nadir of >= 200 cells/uL during chronic infection.
- Willing to undergo ART interruption.
- Agrees to use an effective barrier method of protection (male and/or female condoms) during sexual activity for protection against HIV-1 transmission throughout the entire study.
Exclusion Criteria:
- Known resistance to at least 2 classes of ART.
- History of AIDS-defining illness.
- Active or suspected malignancy or history of malignancy (other than basal cell skin cancer or cervical carcinoma in situ) in the past 5 years.
- History of or active immunodeficiency (other than HIV).
- Active autoimmune disease or history of autoimmune disease that has required systemic treatment.
- Prior receipt of immunomodulatory or immunosuppressive (including intravenous infusion or oral steroids at any dose, but excluding steroids that are inhaled, topical or by local injection) therapy within 24 weeks prior to the first dose of study drug.
- Prior therapy/exposure to ABBV-181 or any other immune checkpoint inhibitor.
- Current hepatitis B virus or hepatitis C virus infection.
- Clinically significant medical disorders that might expose the participants to undue risk of harm, confound study outcomes, or prevent the participant from completing the study (including but not limited to significant or unstable cardiac, neurologic or pulmonary disease, chronic active infectious disease except for HIV, chronic liver disease, poorly controlled diabetes mellitus and history of Stevens Johnson Syndrome toxic epidermal necrolysis (TEN), or drug reaction with eosinophilia and systemic symptoms (DRESS)).
- Known psychiatric or substance abuse disorders that would interfere with adherence to study requirements.
- Female participants must not be pregnant, breastfeeding, or considering becoming pregnant during the study.

To learn more about this study, you or your doctor may contact the study research staff using the contact information provided by the sponsor.
Please refer to this study by its ClinicalTrials.gov identifier (NCT number): NCT04223804

Study Director: | ABBVIE INC. | AbbVie |
Responsible Party: | AbbVie |
ClinicalTrials.gov Identifier: | NCT04223804 |
Other Study ID Numbers: |
M19-939 2019-004866-16 ( EudraCT Number ) |
First Posted: | January 10, 2020 Key Record Dates |
Last Update Posted: | March 9, 2023 |
Last Verified: | March 2023 |
Individual Participant Data (IPD) Sharing Statement: | |
Plan to Share IPD: | No |
Studies a U.S. FDA-regulated Drug Product: | Yes |
Studies a U.S. FDA-regulated Device Product: | No |
Product Manufactured in and Exported from the U.S.: | Yes |
Human Immunodeficiency Virus (HIV) HIV Infection HIV-1 ABBV-181 |
Analytical Treatment Interruption Budigalimab Programmed cell death protein-1 (PD-1) Anti-PD-1 Antibody |
HIV Infections Acquired Immunodeficiency Syndrome Immunologic Deficiency Syndromes Infections Blood-Borne Infections Communicable Diseases Sexually Transmitted Diseases, Viral Sexually Transmitted Diseases |
Lentivirus Infections Retroviridae Infections RNA Virus Infections Virus Diseases Genital Diseases Urogenital Diseases Immune System Diseases Slow Virus Diseases |