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Showing 1–24 of 44 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: QS-21 Clear all
Recruiting Phase 2 Interventional Accepts healthy volunteers

A Study of a Vaccine in Combination With β-glucan and GM-CSF in People With Neuroblastoma

NCT04936529
View directory record Official record
Conditions
Neuroblastoma
Interventions
β-glucan, GM-CSF, OPT-821
Dietary Supplement · Drug · Biological
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
Not listed
Enrollment
286 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2027
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Aug 10, 2026 · Synced Sep 2, 2026, 5:48 PM EDT
Completed Phase 2 Interventional Results available

Amyloid Imaging And Safety Study Of ACC-001 In Subjects With Early Alzheimer's Disease

NCT01227564
View directory record Official record
Conditions
Alzheimer's Disease
Interventions
ACC-001 3 μg/ QS-21 50 μg, ACC-001 10 μg/ QS-21 50 μg, Placebo- Phosphate buffered saline (PBS)
Biological · Other
Lead sponsor
Pfizer
Industry
Eligibility
50 Years to 80 Years
Enrollment
63 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2014
U.S. locations
40
States / cities
Phoenix, Arizona • Sun City, Arizona • Tucson, Arizona + 17 more
Source: ClinicalTrials.gov public record
Updated Feb 24, 2016 · Synced Sep 2, 2026, 5:48 PM EDT
Completed Phase 2 Interventional

Vaccine Therapy Plus Immune Adjuvants in Treating Patients With Advanced Melanoma

NCT00003362
View directory record Official record
Conditions
Melanoma (Skin)
Interventions
QS21, gp100 antigen, incomplete Freund's adjuvant, sargramostim, tyrosinase peptide
Biological
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
1998 – 2001
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jun 24, 2013 · Synced Sep 2, 2026, 5:48 PM EDT
Completed Phase 1 Interventional

Unimolecular Pentavalent (Globo-H-GM2-sTn-TF-Tn) Immunization of Patients With Epithelial Ovarian, Fallopian Tube, or Peritoneal Cancer in First Remission

NCT01248273
View directory record Official record
Conditions
Fallopian Tubes, Ovarian Cancer, Peritoneal Cancer
Interventions
Globo-H-GM2-sTn-TF-Tn-KLH conjugate, plus the immunological adjuvant QS-21
Biological
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
19 Years and older · Female only
Enrollment
26 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2017
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Mar 13, 2017 · Synced Sep 2, 2026, 5:48 PM EDT
Recruiting Phase 1 Interventional Accepts healthy volunteers

BZLF1 Peptide Vaccine (OSU-2131) With QS-21 for the Prevention of Epstein-Barr Virus Related Cancer in Patients Awaiting Solid Organ Transplants

NCT06741072
View directory record Official record
Conditions
Chronic Kidney Disease, Stage 4, Chronic Kidney Disease, Stage 5, EBV-Related Lymphoproliferative Disorder, EBV-Related Malignant Neoplasm, Post-Transplant Lymphoproliferative Disorder
Interventions
Biospecimen Collection, Dulbecco''s Phosphate-Buffered Saline, Peptide Vaccine, QS21
Procedure · Drug · Biological
Lead sponsor
Ohio State University Comprehensive Cancer Center
Other
Eligibility
18 Years to 65 Years
Enrollment
55 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2027
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Jul 1, 2026 · Synced Sep 2, 2026, 5:48 PM EDT
Completed Not applicable Interventional Results available

Vaccine Therapy and QS21 in Treating Patients With Metastatic Breast Cancer

NCT00470574
View directory record Official record
Conditions
Breast Cancer
Interventions
QS21, sialyl Lewisª-keyhole limpet hemocyanin conjugate vaccine, immunoenzyme technique, immunologic technique, laboratory biomarker analysis
Biological · Other
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
18 Years to 120 Years
Enrollment
7 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2020
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Nov 17, 2020 · Synced Sep 2, 2026, 5:48 PM EDT
Completed Phase 1 Interventional

Vaccination of Follicular Lymphomas With Tumor-Derived Immunoglobulin Idiotype

NCT00001572
View directory record Official record
Conditions
B Cell Lymphoma, Follicular Lymphoma, Neoplasm
Interventions
Id-KLH Vaccine, QS-21 (Stimulation-QS-21) Drug
Drug
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years and older
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1997 – 2010
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 1, 2017 · Synced Sep 2, 2026, 5:48 PM EDT
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, 5:48 PM EDT
Recruiting Phase 1 Interventional Accepts healthy volunteers

Quadrivalent Influenza HA Stem Vaccine VRC-FLUMOS0122-00-VP (SteMos1) With and Without ALFQ Adjuvant in Healthy Adults

NCT07111078
View directory record Official record
Conditions
Influenza Prevention, Pandemic Influenza Prevention
Interventions
VRC-FLUMOS0122-00-VP, ALFQ
Biological · Other
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 50 Years
Enrollment
56 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2027
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Aug 19, 2026 · Synced Sep 2, 2026, 5:48 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Phase I, Multicenter, Randomized, Double-Blind, Placebo-Controlled Trial to Evaluate the Safety and Immunogenicity of HIV-1 MN rsgp120 and Bivalent AIDSVAX B/E (HIV-1 MN rgp120/A244 rgp120) in Combination With QS-21 With or Without Alum in Healthy HIV-1 Uninfected Adults

NCT00001096
View directory record Official record
Conditions
HIV Infections
Interventions
MN rgp120/HIV-1 and A244 rgp120/HIV-1, QS-21, rgp120/HIV-1MN
Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 50 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
Ends 2000
U.S. locations
4
States / cities
Baltimore, Maryland • Rochester, New York • Nashville, Tennessee + 1 more
Source: ClinicalTrials.gov public record
Updated Nov 3, 2021 · Synced Sep 2, 2026, 5:48 PM EDT
Completed Phase 1Phase 2 Interventional

Bivalent Vaccine With Escalating Doses of the Immunological Adjuvant OPT-821, in Combination With Oral β-glucan for High-Risk Neuroblastoma

NCT00911560
View directory record Official record
Conditions
Neuroblastoma
Interventions
adjuvant OPT-821 in a vaccine containing two antigens (GD2L and GD3L) covalently linked to KLH, oral β-glucan
Biological
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
Up to 21 Years
Enrollment
374 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2026
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Aug 4, 2026 · Synced Sep 2, 2026, 5:48 PM EDT
Completed Phase 1Phase 2 Interventional Accepts healthy volunteers

Safety and Preliminary Efficacy of the Malaria Vaccine Candidates Falciparum Merozoite Protein-1 (FMP1) and SmithKlineBeecham (SKBB) Candidate Malaria Vaccine RTS,S

NCT01556945
View directory record Official record
Conditions
Malaria, Falciparum
Interventions
FMP1/AS02, RTS,S/AS02, AS02 adjuvant alone, Malaria challenge
Biological · Other
Lead sponsor
U.S. Army Medical Research and Development Command
Federal
Eligibility
18 Years to 45 Years
Enrollment
72 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
Started 2001
U.S. locations
1
States / cities
Silver Spring, Maryland
Source: ClinicalTrials.gov public record
Updated May 1, 2014 · Synced Sep 2, 2026, 5:48 PM EDT
Completed Early Phase 1 Interventional Accepts healthy volunteers

Training the Innate Immune System Against SARS-CoV-2 (COVID-19) Using the Shingrix Vaccine in Nursing Home Residents

NCT04523246
View directory record Official record
Conditions
Herpes Zoster, Allergy and Immunology, Corona Virus Infection
Interventions
SHINGRIX (Zoster Vaccine REcombinant, Adjuvanted), Normal Saline
Biological · Drug
Lead sponsor
University of Oklahoma
Other
Eligibility
65 Years to 100 Years
Enrollment
217 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2023
U.S. locations
1
States / cities
Oklahoma City, Oklahoma
Source: ClinicalTrials.gov public record
Updated Nov 21, 2023 · Synced Sep 2, 2026, 5:48 PM EDT
Not listed Phase 1 Interventional Accepts healthy volunteers

A Trial For The Study of Falciparum Malaria Protein 014 Administered Via Intramuscular Injection in Healthy Adults

NCT04296279
View directory record Official record
Conditions
Vaccine Reaction
Interventions
FMP014, ALFQ
Drug
Lead sponsor
U.S. Army Medical Research and Development Command
Federal
Eligibility
18 Years to 55 Years
Enrollment
46 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2022
U.S. locations
1
States / cities
Silver Spring, Maryland
Source: ClinicalTrials.gov public record
Updated Apr 18, 2021 · Synced Sep 2, 2026, 5:48 PM EDT
Active, not recruiting Phase 2 Interventional

Anti-CD38 Antibody With KRAS Vaccine and Anti-PD-1 Antibody in Subjects With Pancreatic Ductal Adenocarcinoma and Refractory Non-Small Cell Lung Cancer

NCT06015724
View directory record Official record
Conditions
Pancreatic Ductal Adenocarcinoma, Refractory Non-Small Cell Lung Cancer
Interventions
Daratumumab, KRAS vaccine, Nivolumab
Drug · Biological
Lead sponsor
Georgetown University
Other
Eligibility
18 Years and older
Enrollment
19 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Source: ClinicalTrials.gov public record
Updated Jun 29, 2026 · Synced Sep 2, 2026, 5:48 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Safety and Immunogenicity of CJCV2 With and Without ALFQ

NCT05500417
View directory record Official record
Conditions
Campylobacter Infection
Interventions
ALFQ, CJCV2
Drug · Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 50 Years
Enrollment
59 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2025
U.S. locations
1
States / cities
Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Jun 14, 2026 · Synced Sep 2, 2026, 5:48 PM EDT
Completed Phase 2 Interventional Results available

Study Evaluating ACC-001 In Subjects With Mild To Moderate Alzheimer's Disease

NCT00498602
View directory record Official record
Conditions
Alzheimer Disease
Interventions
ACC-001 + QS-21, QS-21, Diluent: Phosphate Buffered Saline, ACC-001
Biological · Other
Lead sponsor
Pfizer
Industry
Eligibility
50 Years to 85 Years
Enrollment
160 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2013
U.S. locations
27
States / cities
Phoenix, Arizona • Sun City, Arizona • San Francisco, California + 11 more
Source: ClinicalTrials.gov public record
Updated Dec 31, 2015 · Synced Sep 2, 2026, 5:48 PM EDT
Terminated Phase 1 Interventional

Safety and Tolerability Study of AutoSynVax™ Vaccine in Subjects With Advanced Cancer

NCT02992977
View directory record Official record
Conditions
Advanced Cancer
Interventions
AutoSynVax™ vaccine
Biological
Lead sponsor
Agenus Inc.
Industry
Eligibility
18 Years and older
Enrollment
3 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
2
States / cities
Miami, Florida • Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Jun 1, 2020 · Synced Sep 2, 2026, 5:48 PM EDT
Completed Phase 1 Interventional

Vaccine Therapy in Treating Patients With Breast Cancer

NCT00004156
View directory record Official record
Conditions
Breast Cancer
Interventions
MUC1-KLH vaccine/QS21
Biological
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
18 Years and older
Enrollment
45 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 1999
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Oct 29, 2013 · Synced Sep 2, 2026, 5:48 PM EDT
Completed Phase 1 Interventional

Vaccination of Prostate Cancer Patients With MUC-2-KLH Conjugate Plus the Immunological Adjuvant QS21

NCT00698711
View directory record Official record
Conditions
Prostate Cancer
Interventions
MUC-2-KLH
Biological
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
18 Years and older · Male only
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1997 – 2009
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jan 30, 2012 · Synced Sep 2, 2026, 5:48 PM EDT
Completed Phase 2 Interventional Results available

Biological Efficacy Study of HerpV Vaccine With QS-21 to Treat Participants With Recurrent Genital Herpes

NCT01687595
View directory record Official record
Conditions
Herpes Simplex Type 2
Interventions
HerpV and QS-21, Placebo
Drug
Lead sponsor
Agenus Inc.
Industry
Eligibility
18 Years to 50 Years
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2015
U.S. locations
5
States / cities
Portland, Oregon • Houston, Texas • Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Jul 12, 2021 · Synced Sep 2, 2026, 5:48 PM EDT
Completed Not applicable Interventional Results available

Vaccine Therapy in Treating Patients at High Risk for Breast Cancer Recurrence

NCT00030823
View directory record Official record
Conditions
Breast Cancer
Interventions
Globo-H-GM2-Lewis-y-MUC1-32(aa)-sTn(c)-TF(c)-Tn(c)-KLH conjugate vaccine, QS21
Biological
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
18 Years to 120 Years
Enrollment
14 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2001 – 2009
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Dec 29, 2015 · Synced Sep 2, 2026, 5:48 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers

Multivalent Conjugate Vaccine Trial for Patients With Biochem. Relapsed Prostate Cancer

NCT00579423
View directory record Official record
Conditions
Prostate, Cancer
Interventions
QS21
Biological
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
18 Years and older · Male only
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2000 – 2009
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Oct 4, 2023 · Synced Sep 2, 2026, 5:48 PM EDT
Completed Phase 2 Interventional

Vaccine Therapy Plus QS21 in Treating Patients With Small Cell Lung Cancer That Has Responded to Initial Therapy

NCT00004249
View directory record Official record
Conditions
Lung Cancer
Interventions
QS21, keyhole limpet hemocyanin, polysialic acid
Biological · Drug
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
1998 – 2001
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jun 18, 2013 · Synced Sep 2, 2026, 5:48 PM EDT