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Gardasil

Phase 3

Papillomavirus Infections | Monoclonal antibody | Infectious Disease |Merck & Company, Inc.|Last Updated: Nov 5, 2018

Target and mechanism

ModalityMonoclonal antibody

Also known as GARDASIL®9, GARDASIL9, GARDASIL®9 (G9)

Success Probability

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Market & Valuation

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Trial Design

RandomizedDouble-BlindPLACEBO_CONTROLLED
Total Trials1
Total Enrollment176

FDA Designations

No designations recorded

Clinical trial landscape

Gardasil · 2 trials · 2 indications

Phase 3 1Phase 1 1
NCT00157950Human Papillomavirus (HPV) Registration Study (Gardasil)(V501-023)(COMPLETED)Papillomavirus Infections
COMPLETED176 Analytics
PHASE3COMPLETED
Human Papillomavirus (HPV) Registration Study (Gardasil)(V501-023)(COMPLETED)
Papillomavirus InfectionsUnlock trial analytics

Study Endpoints

Primary Endpoints

Number of Participants Who Seroconvert to HPV 6.
Week 4 Postdose 3

Vaccine-induced anti-HPV 6 seroconversion following administration of a 3-dose regimen of GARDASIL® in females 9 to 23 years of age in Korea. Seroconversion for HPV 6 was defined as achieving an anti-HPV cLIA (Competitive Luminex immunoassay) level of at least 20 mMU/mL.

Number of Participants Who Seroconvert to HPV 11.
Week 4 Postdose 3

Vaccine-induced anti-HPV 11 seroconversion following administration of a 3-dose regimen of GARDASIL® in females 9 to 23 years of age in Korea. Seroconversion for HPV 11 was defined as achieving an anti-HPV cLIA (Competitive Luminex immunoassay) level of at least 16 mMU/mL.

Number of Participants Who Seroconvert to HPV 16.
Week 4 Postdose 3

Vaccine-induced anti-HPV 16 seroconversion following administration of a 3-dose regimen of GARDASIL® in females 9 to 23 years of age in Korea. Seroconversion for HPV 16 was defined as achieving an anti-HPV cLIA (Competitive Luminex immunoassay) level of at least 20 mMU/mL.

Number of Participants Who Seroconvert to HPV 18.
Week 4 Postdose 3

Vaccine-induced anti-HPV 18 seroconversion following administration of a 3-dose regimen of GARDASIL® in females 9 to 23 years of age in Korea. Seroconversion for HPV 18 was defined as achieving an anti-HPV cLIA (Competitive Luminex immunoassay) level of at least 24 mMU/mL.

Frequency of Participants With Adverse Events
1,61,66,181,186,211,330 days

Frequency of participants with Vaccine site reactions, Frequency of participants with Non Vaccine Adverse Events,

Number of Non Vaccine Adverse Events
1,61,66,181,186,211,330 days

the number of non vaccine adverse events

Secondary Endpoints

Number of Participants With Adverse Experiences
Overall study including 14 calendar days after the last vaccination visit.
Seroconversion by HPV Serotypes (HPV 6, HPV 11, HPV 16, HPV 18)as Assessed by Geometric Mean Antibody Titer
Baseline (prevaccine) neutralizing anti HPV antibody titers at visit 1 and anti HPV antibody titers at 1 month post 3rd vaccine shot which is at 7 months in the study.
SLE Disease Activity Flares
1,61,66,181,186,211,330 days
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Study Design & Arms

AllocationRANDOMIZED
MaskingDOUBLE
ModelPARALLEL
PurposePREVENTION

Treatment Arms

ArmTypeDescription
Gardasil™EXPERIMENTALGardasil™ 3 dose regimen
PlaceboPLACEBO_COMPARATORGardasil™ matching placebo 3 dose regimen
GardasilEXPERIMENTAL0.5 ml single dose Gardasil vaccine given at three separate visits

Interventions

NameTypeDescription
Gardasil™BIOLOGICALGardasil™ 3 dose regimen (Day 1, Month 2 and Month 6)
PlaceboBIOLOGICALGardasil™ matching placebo 3 dose regimen (Day 1, Month 2 and Month 6)
GardasilDRUG0.5 ml Gardasil vaccine in single dose prefilled syringes at Visit 2, Visit 4 and Visit 6
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Eligibility Criteria

Age Range9 Years to 23 Years
SexFEMALE
Healthy VolunteersYes

Inclusion Criteria: * Girls ages 9 to 15 years (must not yet have had coitarche) * Healthy females ages 16 to 23 years (individuals with a lifetime history of 0 to 3 male or female sexual partners) Exclusion Criteria: All Subjects: * History of known prior vaccination with an HPV vaccine. Women...

Countries:United States
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Frequently asked questions about Gardasil

What is GARDASIL used for?

GARDASIL is a vaccine used to prevent human papillomavirus (HPV) infections and related conditions, including cervical cancer, vulvar cancer, vaginal cancer, and genital warts. It is also studied in healthy individuals for safety and immunogenicity. The vaccine is developed by Merck & Company, Inc. and is in Phase 3 clinical development.

What does GARDASIL target?

GARDASIL is a vaccine that targets human papillomavirus (HPV) types to prevent infections and associated cancers. It is designed to elicit an immune response against HPV, thereby reducing the risk of cervical cancer, vulvar cancer, vaginal cancer, and genital warts. The vaccine is being studied in clinical trials for its efficacy and safety.

Who makes GARDASIL?

GARDASIL is developed by Merck & Company, Inc., a pharmaceutical company traded on the New York Stock Exchange under the ticker symbol MRK. The vaccine is being studied in clinical trials for the prevention of HPV infections and related cancers.

What phase is GARDASIL in?

GARDASIL is in Phase 3 clinical development. It is being studied in a Phase 3 trial (NCT00157950) for papillomavirus infections and a Phase 3 trial (NCT00543543) for cervical cancer and other HPV-related conditions. The vaccine is investigational and not yet approved.

What clinical trials is GARDASIL in?

GARDASIL is being studied in several clinical trials, including NCT00157950 (Phase 3, completed) for papillomavirus infections, NCT00260039 (Phase 2, completed) for HPV and cervical cancer, NCT00543543 (Phase 3, completed) for cervical cancer and genital warts, and NCT06623409 (Phase 1, active) for safety in healthy adults.

Is GARDASIL the same as GARDASIL 9?

GARDASIL is also known as GARDASIL 9, GARDASIL9, and GARDASIL 9 (G9). These names refer to the same vaccine product developed by Merck & Company, Inc. for the prevention of HPV infections and related cancers.