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mAbs

LEN
Aqueous Solution, Monoclonal antibodies and antibody drug conjugates
Subcutaneous, Intravenous
investigational
investigational
investigational
Not provided
Not provided
LEN is commercially manufactured. Production scale up and manufacturing requirements for therapeutic mAbs are primarily related to formulation stability, pharmacokinetic suitability and maintenance of quality attributes. The industrial manufacture of high-concentration broadly neutralising antibody (bNAb) formulations for parenteral administration can introduce production challenges regarding aggregation propensity and formulation viscosity. Exploratory process optimisations such as bNAb co-formulation and multi-specific Ab composition have the potential to reduce overall manufacturing costs
Equipment for injectable: Stainless steel pharmaceutical reactors, glass-lined reactors, rotary evaporator (rotovap), flash chromatography columns, stainless steel autoclave, cooling bath, silica gel chromatography columns, vacuum distillation apparatus, simulated moving bed chromatography system, Chiralpak columns. Industrial bioreactor vessel with a production volume capacity of between 5-25kL. Continuous disc stack centrifuges for bioreactor harvesting with subsequent membrane and depth filtration for supernatant clarification.
Storage of injectable lenacapavir in borosilicate vials is contraindicated due to issues with chemical compatibility. Instead, it is recommended that vials are made from aluminosilicate glass. Biological activity of bNAbs is highly dependant on their chemical, conformational and structural stability. Reduced glycosylation of bNAbs during manufacture and chemical degradation processes such as deamidation can result in increased aggregation, loss of activity and diminished solubility. Degradation may occur at any stage throughout the manufacturing process.
Proton nuclear magnetic resonance (1H NMR), High-performance liquid chromatography (HPLC), Ultra-Performance Liquid Chromatography (UPLC). Formulation characterisation for single-entity bNAb production include capillary isoelectric focusing and ion-exchange chromatography for identification of post-translational modifications, subvisible particle quantitation, thermal DSC, size-exclusion chromatography for measurement of concentration dependent aggregation rates and capillary electrophoresis for antibody fragmentation and clipping.
NCT05729568
https://clinicaltrials.gov/study/NCT05729568
Phase II
Active, not recruiting
Gilead Sciences
The goal of this study is to test the effectiveness, safety, and tolerability of the combination of broadly neutralizing antibodies (bNAbs) (teropavimab (TAB; GS-5423) and zinlirvimab (ZAB; GS-2872)) with lenacapavir (LEN) in virologically suppressed adults with HIV-1 infection. The purpose of this study is to evaluate the efficacy of switching to a regimen of LEN, TAB and ZAB, versus continuing on baseline oral antiretroviral therapy (ART) as determined by the proportion of participants with human immunodeficiency virus-1 (HIV-1) ribonucleic acid (RNA) ≥ 50 copies/mL at Week 26.
A Study of Teropavimab and Zinlirvimab in Combination With Capsid Inhibitor Lenacapavir in Virologically Suppressed Adults With HIV-1 Infection
Intervention 1
Intervention 2
Intervention 3
Intervention 4
Intervention 5
Not provided
Anticipated Start Date
Not provided
Actual Start Date
2023-05-15
Anticipated Date of Last Follow-up
2026-04-02
Estimated Primary Completion Date
Not provided
Estimated Completion Date
2030-12-01
Actual Primary Completion Date
2024-07-02
Actual Completion Date
Not provided
Age Cohort
Genders
Accepts pregnant individuals
Unspecified
Accepts lactating individuals
Unspecified
Accepts healthy individuals
No
Key Inclusion Criteria: * On stable oral antiretroviral therapy (ART) consisting of no more than 2 drug classes (with the exception of pharmacologic boosters cobicistat or ritonavir) for ≥ 1 year prior to screening visit 2. A change in ART regimen ≥ 28 days prior to screening visit 2 for reasons other than virologic failure (VF) (eg, tolerability, simplification, drug-drug interaction profile) is allowed. * No clinically significant documented historical resistance to the current ART regimen with the exception of isolated nucleoside reverse transcriptase inhibitor mutations including M184V or ≤ 2 thymidine analog mutations (TAMs: M41L, D67N, K70R, L210W, T215Y, and/or K219Q). * Plasma human immunodeficiency virus-1 (HIV-1) ribonucleic acid (RNA) \< 50 copies/mL at screening visit 2. * Doc
Interventional (clinical trial)
83
Randomized
Parallel Assignment
Not provided
Open label
Not provided
Treatment
| Type | Title | Content | Link |
|---|---|---|---|
| Link | Mponponsuo K, McMahon JH, Gorgos L, Morales-Ramirez J, Workowski K, Brunetta J, Ogbuagu O, Collins SE, VanderVeen LA, Huang H, Baeten JM, Eron JJ. Efficacy and Safety of Lenacapavir, Teropavimab, and | https://www.askgileadmedical.com/docs/conference/Ogbuagu_CROI2025_oral_LEN+TAB+ZAB%20Ph2%20W26@pdf | |
| Link | Positive Proof-of-Concept Data for Investigational Combination Regimen of Lenacapavir with Broadly Neutralizing Antibodies as a Potential Twice-Yearly Approach for the Treatment of HIV | https://www.gilead.com/news/news-details/2023/gilead-presents-positive-proof-of-concept-data-for-investigational-combination-regimen-of-lenacapavir-with-broadly-neutralizing-antibodies-as-a-potential-twice-yearly-approach-for-the-treatm | |
| Link | Gilead Presents New HIV Treatment and Cure Research Data at CROI 2025, Including an Investigational Long-Acting, Twice-Yearly Therapy Option | https://www.gilead.com/news/news-details/2025/gilead-presents-new-hiv-treatment-and-cure-research-data-at-croi-2025-including-an-investigational-long-acting-twice-yearly-therapy-option |
NCT04811040
https://clinicaltrials.gov/ct2/show/NCT04811040
Phase I
Completed
Gilead Sciences
Not provided
Evaluate the safety and tolerability of a combination of the broadly neutralizing antibodies (bNAbs) teropavimab (formerly GS-5423) and GS-2872 in combination with the HIV capsid inhibitor lenacapavir
Intervention 1
Intervention 2
Intervention 3
Intervention 4
Not provided
Anticipated Start Date
Not provided
Actual Start Date
2021-04-08
Anticipated Date of Last Follow-up
2024-12-19
Estimated Primary Completion Date
Not provided
Estimated Completion Date
Not provided
Actual Primary Completion Date
2022-06-09
Actual Completion Date
2023-10-26
Age Cohort
Genders
Accepts pregnant individuals
Unspecified
Accepts lactating individuals
Unspecified
Accepts healthy individuals
No
On first-line antiretroviral therapy (ART) for ≥ 2 years prior to screening. A change in ART regimen ≥ 28 days prior to screening for reasons other than virologic failure (VF) (eg, tolerability, simplification, drug-drug interaction profile) is allowed.
Interventional (clinical trial)
32
Randomized
Parallel Assignment
Not provided
Double-blind masking
Double (Participant, Investigator). Clinical pharmacologist and sponsor are not masked to treatment assignment.
Treatment
NCT07682961
https://clinicaltrials.gov/study/NCT07682961
Phase III
Recruiting
Gilead Sciences
The goal of this clinical study is to compare how effective a long-acting injectable treatment of lenacapavir (LEN), teropavimab (TAB), and zinlirvimab (ZAB) versus (CAB) and rilpivirine (RPV) injections given every 8 weeks in adults with HIV-1 whose virus is well controlled on daily oral treatment, after 1 year (52 weeks) of the treatment. The primary objective of this study are to evaluate the efficacy of switching to the regimen of LEN, TAB, and ZAB versus switching to CAB and RPV in virologically suppressed people with HIV-1 (PWH) as determined by the proportion of participants with HIV-1 RNA ≥ 50 copies/mL at Week 52.
Study of Lenacapavir, Teropavimab, and Zinlirvimab Versus Cabotegravir and Rilpivirine in Virologically Suppressed Adults With HIV-1 on Oral Daily Antiretroviral Therapy
Intervention 1
Intervention 2
Not provided
Anticipated Start Date
2026-07-01
Actual Start Date
2026-07-14
Anticipated Date of Last Follow-up
2026-08-13
Estimated Primary Completion Date
2029-03-01
Estimated Completion Date
2033-03-01
Actual Primary Completion Date
Not provided
Actual Completion Date
Not provided
Age Cohort
Genders
Accepts pregnant individuals
Unspecified
Accepts lactating individuals
Unspecified
Accepts healthy individuals
No
Key Inclusion Criteria: * Human immunodeficiency virus type 1 (HIV-1) susceptibility results from screening meeting specific criteria: 1\) Proviral phenotypic susceptibility to both TAB and ZAB by the investigational protocol-defined assay at screening. * At least 1 documented HIV-1 RNA level measured between 6 months and 12 months (+2 months) prior to screening. This and any other HIV-1 RNA measurements documented in this period must be \< 50 copies/mL (undetectable HIV-1 RNA level according to the local assay being used if the limit of detection is ≥ 50 copies/mL). A single virologic elevation of ≥ 50 copies/mL and \< 400 copies/mL (transient detectable viremia or "blips") prior to screening are acceptable if the subsequent plasma HIV-1 RNA level is \< 50 copies/mL. * A plasma HIV-1
Not provided
Interventional (clinical trial)
590
Randomized
Parallel Assignment
Not provided
Open label
Not provided
Treatment
NCT05612178
https://clinicaltrials.gov/study/NCT05612178
Phase I
Active, not recruiting
National Institute of Allergy and Infectious Diseases (NIAID)
Not provided
Evaluate the safety and effects of repeated doses of 3BNC117-LS and 10-1074-LS on persistent viral reservoirs in people living with HIV who are currently receiving suppressive antiretroviral therapy.
Intervention 1
Intervention 2
Intervention 3
Not provided
Anticipated Start Date
Not provided
Actual Start Date
2023-07-26
Anticipated Date of Last Follow-up
2026-06-03
Estimated Primary Completion Date
2027-03-31
Estimated Completion Date
2027-03-31
Actual Primary Completion Date
Not provided
Actual Completion Date
Not provided
Age Cohort
Genders
Accepts pregnant individuals
No
Accepts lactating individuals
No
Accepts healthy individuals
No
Adult persons of any sex or gender, aged 18 years to 70; with confirmed HIV-1 infection and receiving antiretroviral therapy with plasma HIV-1 RNA levels of < 50 copies/mL and no reported interruption of ART for 7 consecutive days or longer for at least 96 weeks.
Interventional (clinical trial)
105
Randomized
Parallel Assignment
Not provided
Triple-blind masking
Triple (Participant, Care Provider, Investigator)
Treatment
NCT03554408
https://clinicaltrials.gov/study/NCT03554408
Phase I
Completed
Rockefeller University
Not provided
Evaluate the pharmacokinetic profile, tolerability and safety of 10-1074-LS in the first clinical study administered individually or in combination with 3BNC117-LS to individuals with and without HIV.
Intervention 1
Intervention 2
Intervention 3
Intervention 4
Not provided
Anticipated Start Date
Not provided
Actual Start Date
2018-06-20
Anticipated Date of Last Follow-up
Not provided
Estimated Primary Completion Date
Not provided
Estimated Completion Date
Not provided
Actual Primary Completion Date
2021-02-04
Actual Completion Date
2021-02-04
Age Cohort
Genders
Accepts pregnant individuals
No
Accepts lactating individuals
No
Accepts healthy individuals
Yes
Study participants placed into groups of HIV-infected and HIV-uninfected individuals. Inclusion criteria for HIV positive groups: Males and females aged 18-65 who have documented HIV-1 infection and are currently receiving antiretroviral therapy with < 50 copies/ml plasma HIV-1 RNA levels and CD4+ T cell count of > 300 cells/μL. Inclusion criteria for HIV negative groups: Males and females aged 18-65 who have low risk for HIV infection and agree to implement two methods of effective contraception if sexually active.
Interventional (clinical trial)
77
Randomized
Parallel Assignment
Not provided
Double-blind masking
Double (Participant, Investigator)
Treatment
NCT04250636
https://clinicaltrials.gov/study/NCT04250636
Phase I
Completed
Rockefeller University
Not provided
Evaluate the antiviral activity, pharmacokinetics and safety of single intravenous infusions of the bNAbs 3BNC117-LS and 10-1074-LS in HIV-infected individuals who are not currently receiving ART.
Intervention 1
Intervention 2
Not provided
Anticipated Start Date
Not provided
Actual Start Date
2020-10-13
Anticipated Date of Last Follow-up
Not provided
Estimated Primary Completion Date
Not provided
Estimated Completion Date
Not provided
Actual Primary Completion Date
2022-01-21
Actual Completion Date
2022-02-11
Age Cohort
Genders
Accepts pregnant individuals
No
Accepts lactating individuals
No
Accepts healthy individuals
No
Study participants are individuals with HIV-1 infection who have not received antiretroviral therapy (either by choice, intolerance or ART-naïvety) for at least 28 days prior to study enrolment with plasma HIV-1 RNA levels between 500 - 100,000 copies/mL and CD4+ T cell counts > 300 cells/μl.
Interventional (clinical trial)
6
Not provided
Single group assignment
Not provided
Open label
None (Open Label)
Treatment
NCT04319367
https://clinicaltrials.gov/study/NCT04319367
Phase II
Recruiting
Imperial College London
Not provided
Evaluate whether the combination of 3BNC117-LS and 10-1074-LS can prevent HIV viral rebound after discontinuing early-initiation antiretroviral treatment in adults during primary HIV infection.
Intervention 1
Intervention 2
Not provided
Anticipated Start Date
Not provided
Actual Start Date
2021-05-17
Anticipated Date of Last Follow-up
2024-04-16
Estimated Primary Completion Date
2027-07-31
Estimated Completion Date
2027-07-31
Actual Primary Completion Date
Not provided
Actual Completion Date
Not provided
Age Cohort
Genders
Accepts pregnant individuals
No
Accepts lactating individuals
No
Accepts healthy individuals
No
Individuals aged 18-60 who are currently receiving a stable antiretroviral therapy (ART) regimen resulting in an undetectable HIV viral load for a time period of at least one year, which commenced within three months of documented primary HIV infection. Current CD+ T cell counts > 500 cells/µL with a nadir of CD4+ > 350 cells/µL are required. Study participants were required to be vaccinated against COVID-19 at least 28 days before enrolment.
Interventional (clinical trial)
72
Randomized
Parallel Assignment
Not provided
Triple-blind masking
Triple (Participant, Investigator, Outcomes Assessor)
Treatment
NCT05300035
https://clinicaltrials.gov/study/NCT05300035
Phase II
Recruiting
ANRS, Emerging Infectious Diseases
Not provided
Evaluate the efficacy of an intervention consisting of the long-acting broadly neutralising antibodies 3BNC117-LS and 10-1074-LS + ART in reducing HIV-1 replication during primary HIV-1 infection.
Intervention 1
Intervention 2
Not provided
Anticipated Start Date
Not provided
Actual Start Date
2024-04-11
Anticipated Date of Last Follow-up
2024-12-23
Estimated Primary Completion Date
2026-12-10
Estimated Completion Date
2028-12-10
Actual Primary Completion Date
Not provided
Actual Completion Date
Not provided
Age Cohort
Genders
Accepts pregnant individuals
No
Accepts lactating individuals
No
Accepts healthy individuals
No
Study participants are individuals with confirmed HIV-1 infection aged 18-70 at screening and no prior history of hypersensitivity or contraindication to 10-1074-LS or 3BNC117-LS intravenous infusions.
Interventional (clinical trial)
69
Randomized
Parallel Assignment
Not provided
Triple-blind masking
Triple (Participant, Care Provider, Investigator)
Treatment
NCT04173819
https://clinicaltrials.gov/study/NCT04173819
Phase I/II
Completed
International AIDS Vaccine Initiative
Not provided
Evaluate the safety and pharmacokinetics of the combination broadly neutralizing antibodies, 3BNC117-LS-J and 10-1074-LS-J, in healthy American and African Adults.
Intervention 1
Intervention 2
Intervention 3
Intervention 4
Not provided
Anticipated Start Date
Not provided
Actual Start Date
2019-01-25
Anticipated Date of Last Follow-up
2025-05-02
Estimated Primary Completion Date
2023-09-01
Estimated Completion Date
2023-09-01
Actual Primary Completion Date
2023-09-01
Actual Completion Date
2023-09-01
Age Cohort
Genders
Accepts pregnant individuals
No
Accepts lactating individuals
Unspecified
Accepts healthy individuals
Yes
Healthy male and female individuals aged between 18-45 who are willing to undergo HIV testing, risk reduction counselling and receive HIV test results; in addition to maintaining low-risk behaviour for the entire trial duration.
Interventional (clinical trial)
225
Randomized
Parallel Assignment
Not provided
Double-blind masking
Double (Participant, Investigator)
PrEP
NCT05245292
https://clinicaltrials.gov/study/NCT05245292
Phase I
Completed
Rockefeller University
Not provided
Evaluate the antiretroviral activity and safety of the broadly neutralising antibodies 3BNC117-LS and 10-1074-LS in combination with IL-15 superagonist complex N-803.
Intervention 1
Intervention 2
Intervention 3
Not provided
Anticipated Start Date
Not provided
Actual Start Date
2022-12-07
Anticipated Date of Last Follow-up
2026-03-30
Estimated Primary Completion Date
2025-12-31
Estimated Completion Date
2025-12-31
Actual Primary Completion Date
2025-12-09
Actual Completion Date
2025-12-31
Age Cohort
Genders
Accepts pregnant individuals
No
Accepts lactating individuals
No
Accepts healthy individuals
No
Study participants are males and females aged 18-70 with a confirmed HIV-1 infection who are currently receiving a stable antiretroviral treatment regimen (< 50 copies/ml plasma HIV-1 RNA) for at least 48 weeks with no reported continuous interruption of treatment greater than 7 days. CD4+ T cell counts were required to be > 450 cells/μL at enrolment with a cell count nadir of ≥ 200 cells/μL and HIV-1 RNA plasma levels at < 20 copies/ml.
Interventional (clinical trial)
28
Not provided
Single group assignment
Not provided
Open label
None (Open Label)
Treatment
NCT07683000
https://clinicaltrials.gov/study/NCT07683000
Phase III
Recruiting
Gilead Sciences
The goal of this clinical study is to compare how effective a long-acting treatment of injectable combination of lenacapavir (LEN), teropavimab (TAB), and zinlirvimab (ZAB) is versus continuing a daily oral HIV treatment in adults with HIV-1 whose virus is already well controlled, after 1 year (52 weeks) of treatment. The primary objective of this study is to evaluate the efficacy of switching to the regimen of LEN, TAB, and ZAB versus continuing an oral stable baseline regimen (SBR) in virologically suppressed people with HIV-1 (PWH) as determined by the proportion of participants with HIV-1 RNA ≥ 50 copies/mL at Week 52.
Study of Lenacapavir, Teropavimab, and Zinlirvimab in Virologically Suppressed Adults With HIV-1 on Stable Oral Treatment Regimens
Intervention 1
Intervention 2
Intervention 3
Intervention 4
Intervention 5
Not provided
Anticipated Start Date
Not provided
Actual Start Date
2026-07-14
Anticipated Date of Last Follow-up
2026-07-29
Estimated Primary Completion Date
2029-03-01
Estimated Completion Date
2033-03-01
Actual Primary Completion Date
Not provided
Actual Completion Date
Not provided
Age Cohort
Genders
Accepts pregnant individuals
Unspecified
Accepts lactating individuals
Unspecified
Accepts healthy individuals
No
Key Inclusion Criteria: * Human immunodeficiency virus type 1 (HIV-1) susceptibility results from screening meeting specific criteria: 1\) Proviral phenotypic susceptibility to both TAB and ZAB by the investigational protocol-defined assay at screening. * Plasma HIV-1 RNA levels \< 50 copies/mL at screening. * At least 1 documented HIV-1 RNA level measured between 6 months and 12 months (+2 months) prior to screening. This and any other HIV-1 RNA measurements documented in this period must be \< 50 copies/mL (undetectable HIV-1 RNA level according to the local assay being used if the limit of detection is ≥ 50 copies/mL). A single virologic elevation of ≥ 50 copies/mL and \< 400 copies/mL (transient detectable viremia or "blips") prior to screening are acceptable if the subsequent plas
Not provided
Interventional (clinical trial)
590
Randomized
Parallel Assignment
Not provided
Open label
Not provided
Treatment
Not provided
Not provided
Not provided
Lenacapavir, zinlirvimab and teropavimab combination and dosage form for treatment of HIV
Provided are methods for administering long-acting anti-HIV broadly neutralizing antibodies twice annually, e.g., Q6M, Q24W, Q25W or Q26W.
WO2024044477
Combination, Dosing Regimen, Method of Treatment
Gilead Sciences
Not provided
August 11, 2043
Granted: TW Pending: AU, CA, CN, EP, JP, LR, US
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