Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Sep 25, 2026, 2:47 PM EDT

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Showing 1–9 of 9 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Conditions
Norovirus Infections
Interventions
VXA-G1.1-NN, VXA-G2.4-NS, VXA G1.1 NN-T, VXA G2.4 NS-T
Biological
Lead sponsor
Vaxart
Industry
Eligibility
18 Years to 80 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
1
States / cities
Lenexa, Kansas
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Bivalent Norovirus Vaccine Study

NCT01168401
Conditions
Gastroenteritis
Interventions
NoV GI.1/GII.4 Bivalent VLP Vaccine, Saline
Biological
Lead sponsor
Takeda
Industry
Eligibility
18 Years to 85 Years
Enrollment
102 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2013
U.S. locations
3
States / cities
Silver Springs, Maryland • St Louis, Missouri • Rochester, New York
Conditions
Norovirus
Interventions
Norovirus GI.1/GII.4 Bivalent VLP Vaccine, 0.9% sodium chloride (saline)
Biological · Drug
Lead sponsor
Takeda
Industry
Eligibility
18 Years and older
Enrollment
320 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2017
U.S. locations
10
States / cities
Birmingham, Alabama • Fountain Hills, Arizona • Littleton, Colorado + 7 more
Completed Phase 1Phase 2 Interventional Accepts healthy volunteers Results available

Norovirus Bivalent-Vaccine Efficacy Study

NCT01609257
Conditions
Prevention From Norovirus Infection
Interventions
Norovirus Bivalent Vaccine, Saline Comparator
Biological
Lead sponsor
Takeda
Industry
Eligibility
18 Years to 49 Years
Enrollment
132 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2014
U.S. locations
5
States / cities
Atlanta, Georgia • Baltimore, Maryland • Rochester, New York + 2 more
Completed Phase 1 Interventional Accepts healthy volunteers

Safety & Immunogenicity Study of Ad5 Based Oral Norovirus Vaccines

NCT03897309
Conditions
Norovirus Infection
Interventions
VXA-G1.1-NN, VXA-G2.4-NS, Placebo Tablets
Biological
Lead sponsor
Vaxart
Industry
Eligibility
18 Years to 49 Years
Enrollment
86 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2021
U.S. locations
1
States / cities
Cleveland, Ohio
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Safety and Immunogenicity of Norovirus Bivalent Virus-Like Particle Vaccine in Healthy Adults

NCT02142504
Conditions
Norovirus Prevention
Interventions
Norovirus Bivalent VLP Vaccine, Placebo (Saline)
Biological · Drug
Lead sponsor
Takeda
Industry
Eligibility
18 Years to 49 Years
Enrollment
454 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2016
U.S. locations
10
States / cities
San Diego, California • San Francisco, California • Coral Gables, Florida + 6 more
Conditions
Norovirus, Healthy Participants
Interventions
NoV GI.1/GII.4 Bivalent VLP Vaccine
Biological
Lead sponsor
Takeda
Industry
Eligibility
18 Years to 49 Years
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015
U.S. locations
1
States / cities
Austin, Texas
Conditions
Healthy Volunteers
Interventions
NoV Placebo-matching Saline, NoV GI.1/GII.4 Bivalent VLP Vaccine
Biological
Lead sponsor
Takeda
Industry
Eligibility
18 Years to 49 Years
Enrollment
4,748 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2018
U.S. locations
1
States / cities
Great Lakes, Illinois
Conditions
Healthy Volunteers, Norovirus
Interventions
NoV Vaccine
Biological
Lead sponsor
Takeda
Industry
Eligibility
18 Years and older
Enrollment
528 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2021
U.S. locations
9
States / cities
Birmingham, Alabama • Fountain Hills, Arizona • Littleton, Colorado + 6 more