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Showing 1–8 of 8 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: Trimer 4571 Clear all
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Evaluating the Safety and Immunogenicity of HIV-1 BG505 SOSIP.664 gp140 With TLR Agonist and/or Alum Adjuvants in Healthy, HIV-uninfected Adults

NCT04177355
View directory record Official record
Conditions
HIV Infections
Interventions
BG505 SOSIP.664 gp140, Placebo, 3M-052-AF, CpG 1018, GLA-LSQ, Alum (Aluminum Hydroxide Suspension), Trimer 4571
Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 50 Years
Enrollment
127 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2024
U.S. locations
10
States / cities
Birmingham, Alabama • Atlanta, Georgia • Decatur, Georgia + 6 more
Source: ClinicalTrials.gov public record
Updated Sep 1, 2025 · Synced Sep 2, 2026, 7:27 PM EDT
Active, not recruiting Phase 1 Interventional Accepts healthy volunteers

Clinical Trial to Evaluate the Safety, Tolerability, and Immunogenicity of 16055 NFL Delta Gly4 Env Protein Trimer and Trimer 4571 Combined With 3M-052-AF + Alum Adjuvant and Ad4-Env145NFL Viral Particles as Heterologous Prime-boost Regimens in Adult Participants Without HIV.

NCT06332339
View directory record Official record
Conditions
HIV
Interventions
16055 NFL delta Gly4 trimer, Trimer 4571, Ad4-Env145NFL, 5 x 108 viral particles (vp)
Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 55 Years
Enrollment
45 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2026
U.S. locations
6
States / cities
Birmingham, Alabama • Decatur, Georgia • Boston, Massachusetts + 3 more
Source: ClinicalTrials.gov public record
Updated Nov 4, 2024 · Synced Sep 2, 2026, 7:27 PM EDT
Completed Phase 1 Interventional

Evaluation of Trimer 4571 Therapeutic Vaccination in Adults Living With HIV on Suppressive Antiretroviral Therapy

NCT04985760
View directory record Official record
Conditions
HIV Infections
Interventions
Trimer 4571 vaccine 100mcg with 500mcg alum adjuvant, Placebo control for Trimer 4571 vaccine 100mcg with 500mcg alum adjuvant, Trimer 4571 vaccine 500mcg with 500mcg alum adjuvant, Placebo control for Trimer 4571 vaccine 500mcg with 500mcg alum adjuvant
Biological
Lead sponsor
Madhu Chhanda Choudhary
Other
Eligibility
18 Years and older
Enrollment
32 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2026
U.S. locations
2
States / cities
Columbus, Ohio • Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jan 21, 2026 · Synced Sep 2, 2026, 7:27 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Dose, Safety, Tolerability, and Immunogenicity of an HIV-1 Vaccine, VRC-HIVRGP096-00-VP, With Alum in Healthy Adults

NCT03783130
View directory record Official record
Conditions
Human Immunodeficiency Virus Prevention, Human Immunodeficiency Virus (HIV)
Interventions
VRC-HIVRGP096-00-VP, Alum Adjuvant
Biological · Other
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 50 Years
Enrollment
16 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Aug 11, 2021 · Synced Sep 2, 2026, 7:27 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

A Clinical Trial to Evaluate the Safety and Immunogenicity of Synthetic DNAs Encoding a Native-like HIV Env Trimer and Interleukin-12 (INO-6160), Alone or in a Prime-boost Regimen With 3M-052-AF + Alum Adjuvanted VRC HIV Env Trimer 4571 in Adult Participants Without HIV

NCT05828095
View directory record Official record
Conditions
HIV-1-infection
Interventions
INO-6160, 2 mg, Trimer-4571 / 100 mcg 3M-052-AF (5 mcg) + Alum (500 mcg)
Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 55 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2025
U.S. locations
3
States / cities
New York, New York • Philadelphia, Pennsylvania • Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Sep 1, 2025 · Synced Sep 2, 2026, 7:27 PM EDT
Terminated Phase 1 Interventional Accepts healthy volunteers Results available

A Clinical Trial to Evaluate Safety, Tolerability, and Immunogenicity of Adjuvanted HIV-1 Fusion Peptide Conjugate Vaccine Alone or in Prime-Boost Regimens With Adjuvanted HIV-1 Envelope Trimer 4571 and HIV-1 Trimer 6931 Vaccines in Healthy Adults

NCT05470400
View directory record Official record
Conditions
HIV
Interventions
FP conjugate vaccine (25 mcg), FP conjugate vaccine (200 mcg), Trimer 6931 (100 mcg), Trimer 6931 (200 mcg), Trimer 4571 (200 mcg), Trimer 4571 (100 mcg)
Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 50 Years
Enrollment
44 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
6
States / cities
Atlanta, Georgia • Boston, Massachusetts • New York, New York + 2 more
Source: ClinicalTrials.gov public record
Updated Apr 22, 2026 · Synced Sep 2, 2026, 7:27 PM EDT
Recruiting Phase 1 Interventional Accepts healthy volunteers

Safety and Immunogenicity of Ad4-HIV Envelope Vaccine Vectors in Healthy Volunteers

NCT03878121
View directory record Official record
Conditions
Healthy Volunteer
Interventions
Ad4-Env145NFL, Ad4-Env150KN, VRC-HIVRGP096-00-VP (Trimer 4571) with alum
Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 65 Years
Enrollment
300 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2028
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Apr 20, 2026 · Synced Sep 2, 2026, 7:27 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Clinical Trial to Evaluate the Safety and Immunogenicity of Synthetic DNAs Encoding NP-GT8 and IL-12, With or Without a TLR-agonist-Adjuvanted HIV Env Trimer 4571 Boost, in Adults Without HIV

NCT05781542
View directory record Official record
Conditions
HIV Infections
Interventions
sD-NP-GT8 DNA, IL-12 DNA, Trimer 4571, 3M-052-AF, Alum
Biological · Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 55 Years
Enrollment
46 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2025
U.S. locations
4
States / cities
Birmingham, Alabama • San Francisco, California • Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Nov 13, 2025 · Synced Sep 2, 2026, 7:27 PM EDT