Human Papillomavirus InfectionPhase 3NCT00988884
A Study of V503 Given Concomitantly With Menactra™ and Adacel™ in 11 to 15 Year Olds (V503-005)
A Phase 3 study testing V503, Comparator: Menactra™ (Concomitant) and Comparator: Adacel™ (Concomitant) in people with Human Papillomavirus Infection, run by Merck Sharp & Dohme LLC.
Trial summary
This study will evaluate the tolerability and immunogenicity of administration of the first dose of V503 at the same time as Menactra™ and Adacel™ versus administration of V503 one month prior to administration of Menactra™ and Adacel™. Read more about this study
- Who is it for?
- Ages 11 to 15 yearsHealthy volunteers can take part
- Conditions the study is for
- Human Papillomavirus Infection
- What is being tested?
- V503, Comparator: Menactra™ (Concomitant) and Comparator: Adacel™ (Concomitant)
- Type of treatment
- Vaccines, Injection or infusion
- Could I receive a placebo?
- No, everyone receives an active treatment
- How many people
- 1,241 participants
- Where
- No sites listed yet
- Study dates
- 21 Oct 2009to 22 Feb 2011
- Phase
- Phase 3
- Are there results?
- Yes, posted in the registrySummary in the doctors' view
Key requirements
Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.
- Ages 11 to 15 years
- All sexes
- Healthy volunteers accepted
- Child
Who may be able to join
- Subject is in good health
- Subject's parent/legal guardian can read, understand, and complete the vaccine report card
- Subject is not sexually active and does not plan on becoming sexually active during the study
- Subject has received a documented full primary immunization series against diphtheria, tetanus, and pertussis (not in the last 5 years)
Who cannot join
- Subject has a known allergy to any vaccine component of V503, Menactra™, or Adacel™
- Subject has a condition that is a contraindication to vaccination with Menactra™ or Adacel™
- Subject has any coagulation disorder
- Female subject is pregnant
- Subject is immunocompromised or immunodeficient
- Subject has had a splenectomy
Show all 13Show fewer
- Subject has received immunosuppressive therapies in the prior year
- Subject has received any immune globulin product or blood-derived product in the last 3 months
- Subject has received inactivated vaccines within 14 days or live vaccines within 21 days of the first study vaccination
- Subject has received a marketed HPV vaccine or has participation in an HPV vaccine trial
- Subject has received a meningococcal vaccine
- Subject has a fever >= 100F within 24 hours of vaccination
- Subject has a history of HPV
About this study
Official title: A Phase III Open-Label Clinical Trial to Study the Immunogenicity and Tolerability of V503 (A Multivalent Human Papillomavirus [HPV] L1 Virus-Like Particle [VLP] Vaccine) Given Concomitantly With Menactra™ and Adacel™ in Preadolescents and Adolescents (11 to 15 Year Olds)
This study will evaluate the tolerability and immunogenicity of administration of the first dose of V503 at the same time as Menactra™ and Adacel™ versus administration of V503 one month prior to administration of Menactra™ and Adacel™.
- Conditions
- Human Papillomavirus Infection
- Being tested
- V503, Comparator: Menactra™ (Concomitant), Comparator: Adacel™ (Concomitant), Comparator: Menactra™ (Non-Concomitant), Comparator: Adacel™ (Non-concomitant)
- Medical subject headings
- Papillomavirus Infections
What participants receive
What participants receive. In a randomised study each person is assigned to one group by chance.
V503Biological
V503 (Multivalent HPV L1 VLP vaccine) given as a 0.5 mL intramuscular injection in the deltoid muscle of the non-dominant arm at Day 1, Month 2, and Month 6
Comparator: Menactra™ (Concomitant)Biological
Menactra™ given as a single 0.5 mL intramuscular injection in the deltoid muscle of the dominant arm on Day 1.
Comparator: Adacel™ (Concomitant)Biological
Adacel™ given as a single 0.5 mL intramuscular injection in the deltoid muscle of the dominant arm on Day 1.
Comparator: Menactra™ (Non-Concomitant)Biological
Menactra™ given as a single 0.5 mL intramuscular injection in the deltoid muscle of the dominant arm at Month 1.
Comparator: Adacel™ (Non-concomitant)Biological
Adacel™ given as a single 0.5 mL intramuscular injection in the deltoid muscle of the dominant arm at Month 1.
| Study group | Role | What they receive |
|---|---|---|
| Concomitant Vaccination | Experimental | V503 given as a 0.5 mL intramuscular injection in the deltoid muscle of the non-dominant arm on Day 1, Month 2, and Month 6, and Menactra™ and Adacel™ each given as a 0.5 mL intramuscular injection in the deltoid muscle of the dominant arm on Day 1 Receives: Biological: V503; Biological: Comparator: Menactra™ (Concomitant); Biological: Comparator: Adacel™ (Concomitant) |
| Non-concomitant Vaccination | Experimental | V503 given as a 0.5 mL intramuscular injection in the deltoid muscle of the non-dominant arm on Day 1, Month 2, and Month 6, and Menactra™ and Adacel™ each given as a 0.5 mL intramuscular injection in the deltoid muscle of the dominant arm at Month 1 Receives: Biological: V503; Biological: Comparator: Menactra™ (Non-Concomitant); Biological: Comparator: Adacel™ (Non-concomitant) |
What is being measured
The primary outcome is the main question the study is designed to answer.
Geometric Mean Titers (GMTs) of the Antibody Response to Each of the Human Papillomavirus (HPV) Types Contained in V503
Serum antibody titers to HPV Types 6, 11, 16, 18, 31, 33, 45, 52, and 58 were evaluated using a competitive Luminex immunoassay. Titers are reported in milli Merck Units/mL.
Measured: 4 weeks following Month 6 vaccination
Percentage of Participants With >=4-fold Increase in Antibody Titers to Neisseria Meningitidis Serogroups
For the Concomitant Vaccination group, serum samples were collected at Day 1 (baseline) and 4 weeks after the Day 1 vaccination; for the Non-concomitant Vaccination group, serum samples were collected at Month 1 (baseline) and 4 weeks after the Month 1 vaccination. Bactericidal antibodies to Neisseria meningitidis serogroups A, C, Y, and W-135 were measured by incubating serial dilutions of serum with target N. meningitidis strains and complement, and enumerating the surviving bacteria after overnight incubation on blood agar plates. The serum bactericidal titer is reported as the reciprocal of the final serum dilution giving >50% killing in 60 minutes.
Measured: Baseline and 4 weeks following Day 1 (Concomitant) or Month 1 (Non-concomitant) vaccination
Percentage of Participants Who Achieve Acceptable Titers of Anti-Diphtheria and Anti-Tetanus Antibody
For the Concomitant Vaccination group, serum samples were collected 4 weeks after the Day 1 vaccination; for the Non-concomitant Vaccination group, serum samples were collected 4 weeks after the Month 1 vaccination. Titers of neutralizing antibody to diphtheria toxin were measured using a cell-based Diphtheria Micrometabolic Inhibition assay. The lower limit of quantitation of the assay was defined as 0.01 International Units (IU)/mL. Serum titers of neutralizing antibody to tetanus toxin were measured using an enzyme immunoassay. The lower limit of quantitation of the assay was defined as 0.04 IU/mL. Acceptable titers refer to the World Health Organization-defined protective titers of >=0.1 IU/mL.
Measured: 4 weeks following Day 1 or Month 1 vaccination
Geometric Mean Titers of Pertussis Antibody Responses
For the Concomitant Vaccination group, serum samples were collected 4 weeks after the Day 1 vaccination; for the Non-concomitant Vaccination group, serum samples were collected 4 weeks after the Month 1 vaccination. Titers of anti-pertussis toxin (PT), anti-filamentous hemagglutinin (FHA), anti-pertactin (PRN), and anti-fimbriae 2/3 (FM 2/3) antibodies were measured using enzyme-linked immunosorbent assays. The titers were expressed as Enzyme-linked Immunoassay Units (ELU)/mL.
Measured: 4 weeks following Day 1 or Month 1 vaccination
Percentage of Participants With a V503 Injection-site Adverse Experience
An adverse experience (AE) is defined as any unfavorable and unintended change in the structure, function, or chemistry of the body temporally associated with the use of the study vaccine, whether or not considered related to the use of the vaccine. Any worsening of a preexisting condition which is temporally associated with the use of the study vaccine is also an AE. Only injection-site AEs in the arm that received V503 vaccination were reported for this endpoint.
Measured: Day 1 through Day 5 following Day 1 vaccination
Percentage of Participants With a Menactra™ or Adacel™ Injection-site Adverse Experience
An AE is defined as any unfavorable and unintended change in the structure, function, or chemistry of the body temporally associated with the use of the study vaccine, whether or not considered related to the use of the vaccine. Any worsening of a preexisting condition which is temporally associated with the use of the study vaccine is also an AE. Only injection-site AEs in the arm that received Menactra™ and Adacel™ vaccination were reported for this endpoint. For the Concomitant Vaccination group, injection-site AEs are reported following Day 1 vaccination; for the Non-concomitant Vaccination group, injection-site AEs are reported following Month 1 vaccination.
Measured: Day 1 through Day 5 following Day 1 or Month 1 vaccination
Percentage of Participants With Maximum Temperature >=37.8 °C (>=100.0 °F) (Oral or Oral Equivalent)
For the Concomitant Vaccination group, temperatures were collected after the Day 1 vaccination and the Month 1 visit; for the Non-concomitant Vaccination group, temperatures were collected after the Day 1 vaccination and the Month 1 vaccination.
Measured: Up to 5 days following the Day 1 and Month 1 vaccination / visit
Secondary outcomes (2)
Percentage of Participants Who Seroconvert for Each of the HPV Types Contained in V503
Blood was drawn at Month 7 and assayed to determine whether or not a participant had achieved seroconversion for the HPV types. The lower limit of the titer (milli Merck U/mL) considered seropositive was as follows: HPV Type 6: >=30, HPV Type 11: >=16; HPV Type 16: >=20, HPV Type 18: >=24, HPV Type 31: >=10, HPV Type 33: >=8, HPV Type 45: >=8, HPV Type 52: >=8, and HPV Type 58: >=8.
Measured: Month 7
Geometric Mean Titers of the Antibody Response to Neisseria Meningitidis Serogroups Contained in Menactra™
Serum bactericidal antibodies to Neisseria meningitidis serogroups A, C, Y, and W-135 were measured by incubating serial dilutions of serum with target N. meningitidis strains and complement, and enumerating the surviving bacteria after overnight incubation on blood agar plates. The antibody titer is expressed as the reciprocal of the highest dilution that achieves >50% bacterial killing; a higher value represents a greater antibody response. For the Concomitant Vaccination group, serum samples were collected 4 weeks after Day 1 vaccination; for the Non-concomitant Vaccination group, serum samples were collected 4 weeks after Month 1 vaccination.
Measured: 4 weeks following Day 1 or Month 1 vaccination
Timeline
From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.
- First posted2 Oct 2009 (estimated)
- Study start21 Oct 2009
- Primary completion22 Feb 2011
- Study completion22 Feb 2011
Resources
- Official record on ClinicalTrials.govThe registry entry this page is built from, with its full change history.
- Posted resultsParticipant flow, outcome measures and adverse events reported by the sponsor.
- Publications (3)Papers the sponsor has linked to this study.
- Other trials for Human Papillomavirus InfectionStudies of the same condition, open and under way.
- More trials run by Merck Sharp & Dohme LLCThe sponsor's other registered studies.
- What the trial phases meanHow a treatment moves from first tests in people to approval.
More details
For doctors and researchers: how the study is designed, who runs it, and its registry IDs.
Study design
- Study type
- Interventional
- Phase
- Phase 3
- Primary purpose
- Prevention
- Allocation
- Randomised
- Intervention model
- Parallel groups
- Masking
- None (open label)
- Enrolment
- 1,241 participants (actual)
Sponsor and investigators
- Lead sponsor
- Merck Sharp & Dohme LLC
- Sponsor type
- Industry (pharma, biotech, devices)
- Responsible party
- Sponsor
- Investigators
- Medical Monitor, Study director, Merck Sharp & Dohme LLC
IDs, dates and publications
- ClinicalTrials.gov ID
- NCT00988884
- Sponsor's protocol ID
- V503-005
- Other IDs
- V503-005
- Status last verified
- Nov 2018
- First submitted
- 1 Oct 2009
- Last updated
- 14 Dec 2018
- Results posted
- Yes, on ClinicalTrials.gov
- Data monitoring committee
- Yes
- Individual data sharing
- Yes: http://engagezone.msd.com/doc/ProcedureAccessClinicalTrialData.pdf
Publications
Rodrigues S, Grenha A. Activation of Macrophages: Establishing a Role for Polysaccharides in Drug Delivery Strategies Envisaging Antibacterial Therapy. Curr Pharm Des. 2015;21(33):4869-87. doi: 10.2174/1381612821666150820103910.
PubMed 26290207Schilling A, Parra MM, Gutierrez M, Restrepo J, Ucros S, Herrera T, Engel E, Huicho L, Shew M, Maansson R, Caldwell N, Luxembourg A, Ter Meulen AS. Coadministration of a 9-Valent Human Papillomavirus Vaccine With Meningococcal and Tdap Vaccines. Pediatrics. 2015 Sep;136(3):e563-72. doi: 10.1542/peds.2014-4199. Epub 2015 Aug 3.
PubMed 26240207Moreira ED Jr, Block SL, Ferris D, Giuliano AR, Iversen OE, Joura EA, Kosalaraksa P, Schilling A, Van Damme P, Bornstein J, Bosch FX, Pils S, Cuzick J, Garland SM, Huh W, Kjaer SK, Qi H, Hyatt D, Martin J, Moeller E, Ritter M, Baudin M, Luxembourg A. Safety Profile of the 9-Valent HPV Vaccine: A Combined Analysis of 7 Phase III Clinical Trials. Pediatrics. 2016 Aug;138(2):e20154387. doi: 10.1542/peds.2015-4387. Epub 2016 Jul 15.
PubMed 27422279
Study at a glance
From the registry record, last updated by the sponsor on 14 Dec 2018. Recruitment status is as the sponsor reported it: confirm with the study team.
- Official title
- A Phase III Open-Label Clinical Trial to Study the Immunogenicity and Tolerability of V503 (A Multivalent Human Papillomavirus [HPV] L1 Virus-Like Particle [VLP] Vaccine) Given Concomitantly With Menactra™ and Adacel™ in Preadolescents and Adolescents (11 to 15 Year Olds)
- ClinicalTrials.gov ID
- NCT00988884
- Acronym / sponsor ID
- V503-005
- Conditions
- Human Papillomavirus Infection
- Phase
- Phase 3
- Study type
- Interventional
- Recruitment status
- Completed
- Enrolment
- 1,241 participants (actual)
- Lead sponsor
- Merck Sharp & Dohme LLCIndustry (pharma, biotech, devices)
- Study start
- 21 Oct 2009 (actual)
- Primary completion
- 22 Feb 2011 (actual)
- Study completion
- 22 Feb 2011 (actual)
- First posted
- 2 Oct 2009 (estimated)
- Results
- Posted 13 Jan 2015
Clinical summary
The research question as the sponsor registered it. This describes what the study plans to test, not what it found.
This study will evaluate the tolerability and immunogenicity of administration of the first dose of V503 at the same time as Menactra™ and Adacel™ versus administration of V503 one month prior to administration of Menactra™ and Adacel™.
Study design
- Primary purpose
- Prevention
- Allocation
- Randomised
- Intervention model
- Parallel groups
- Masking
- None (open label)
- Number of arms
- 2
| Arm | Type | Receives |
|---|---|---|
| Concomitant Vaccination | Experimental | Biological: V503, Biological: Comparator: Menactra™ (Concomitant), Biological: Comparator: Adacel™ (Concomitant)V503 given as a 0.5 mL intramuscular injection in the deltoid muscle of the non-dominant arm on Day 1, Month 2, and Month 6, and Menactra™ and Adacel™ each given as a 0.5 mL intramuscular injection in the deltoid muscle of the dominant arm on Day 1 |
| Non-concomitant Vaccination | Experimental | Biological: V503, Biological: Comparator: Menactra™ (Non-Concomitant), Biological: Comparator: Adacel™ (Non-concomitant)V503 given as a 0.5 mL intramuscular injection in the deltoid muscle of the non-dominant arm on Day 1, Month 2, and Month 6, and Menactra™ and Adacel™ each given as a 0.5 mL intramuscular injection in the deltoid muscle of the dominant arm at Month 1 |
Who may qualify
- Ages
- 11 to 15 years
- Sex
- All
- Healthy volunteers
- Accepted
- Age groups
- Child
Key inclusion criteria (4 listed)
- Subject is in good health
- Subject's parent/legal guardian can read, understand, and complete the vaccine report card
- Subject is not sexually active and does not plan on becoming sexually active during the study
- Subject has received a documented full primary immunization series against diphtheria, tetanus, and pertussis (not in the last 5 years)
Key exclusion criteria (13 listed)
- Subject has a known allergy to any vaccine component of V503, Menactra™, or Adacel™
- Subject has a condition that is a contraindication to vaccination with Menactra™ or Adacel™
- Subject has any coagulation disorder
- Female subject is pregnant
- Subject is immunocompromised or immunodeficient
Eligibility is decided by the study team after screening; this overview does not establish that a patient qualifies. Full inclusion and exclusion criteria.
Interventions
| Intervention | Type | Arms |
|---|---|---|
| V503V503 (Multivalent HPV L1 VLP vaccine) given as a 0.5 mL intramuscular injection in the deltoid muscle of the non-dominant arm at Day 1, Month 2, and Month 6 | Biological | Concomitant Vaccination, Non-concomitant Vaccination |
| Comparator: Menactra™ (Concomitant)Menactra™ given as a single 0.5 mL intramuscular injection in the deltoid muscle of the dominant arm on Day 1. | Biological | Concomitant Vaccination |
| Comparator: Adacel™ (Concomitant)Adacel™ given as a single 0.5 mL intramuscular injection in the deltoid muscle of the dominant arm on Day 1. | Biological | Concomitant Vaccination |
| Comparator: Menactra™ (Non-Concomitant)Menactra™ given as a single 0.5 mL intramuscular injection in the deltoid muscle of the dominant arm at Month 1. | Biological | Non-concomitant Vaccination |
| Comparator: Adacel™ (Non-concomitant)Adacel™ given as a single 0.5 mL intramuscular injection in the deltoid muscle of the dominant arm at Month 1. | Biological | Non-concomitant Vaccination |
Primary outcome
Geometric Mean Titers (GMTs) of the Antibody Response to Each of the Human Papillomavirus (HPV) Types Contained in V503
Time frame: 4 weeks following Month 6 vaccination
Serum antibody titers to HPV Types 6, 11, 16, 18, 31, 33, 45, 52, and 58 were evaluated using a competitive Luminex immunoassay. Titers are reported in milli Merck Units/mL.
Percentage of Participants With >=4-fold Increase in Antibody Titers to Neisseria Meningitidis Serogroups
Time frame: Baseline and 4 weeks following Day 1 (Concomitant) or Month 1 (Non-concomitant) vaccination
For the Concomitant Vaccination group, serum samples were collected at Day 1 (baseline) and 4 weeks after the Day 1 vaccination; for the Non-concomitant Vaccination group, serum samples were collected at Month 1 (baseline) and 4 weeks after the Month 1 vaccination. Bactericidal antibodies to Neisseria meningitidis serogroups A, C, Y, and W-135 were measured by incubating serial dilutions of serum with target N. meningitidis strains and complement, and enumerating the surviving bacteria after overnight incubation on blood agar plates. The serum bactericidal titer is reported as the reciprocal of the final serum dilution giving >50% killing in 60 minutes.
Percentage of Participants Who Achieve Acceptable Titers of Anti-Diphtheria and Anti-Tetanus Antibody
Time frame: 4 weeks following Day 1 or Month 1 vaccination
For the Concomitant Vaccination group, serum samples were collected 4 weeks after the Day 1 vaccination; for the Non-concomitant Vaccination group, serum samples were collected 4 weeks after the Month 1 vaccination. Titers of neutralizing antibody to diphtheria toxin were measured using a cell-based Diphtheria Micrometabolic Inhibition assay. The lower limit of quantitation of the assay was defined as 0.01 International Units (IU)/mL. Serum titers of neutralizing antibody to tetanus toxin were measured using an enzyme immunoassay. The lower limit of quantitation of the assay was defined as 0.04 IU/mL. Acceptable titers refer to the World Health Organization-defined protective titers of >=0.1 IU/mL.
Geometric Mean Titers of Pertussis Antibody Responses
Time frame: 4 weeks following Day 1 or Month 1 vaccination
For the Concomitant Vaccination group, serum samples were collected 4 weeks after the Day 1 vaccination; for the Non-concomitant Vaccination group, serum samples were collected 4 weeks after the Month 1 vaccination. Titers of anti-pertussis toxin (PT), anti-filamentous hemagglutinin (FHA), anti-pertactin (PRN), and anti-fimbriae 2/3 (FM 2/3) antibodies were measured using enzyme-linked immunosorbent assays. The titers were expressed as Enzyme-linked Immunoassay Units (ELU)/mL.
Percentage of Participants With a V503 Injection-site Adverse Experience
Time frame: Day 1 through Day 5 following Day 1 vaccination
An adverse experience (AE) is defined as any unfavorable and unintended change in the structure, function, or chemistry of the body temporally associated with the use of the study vaccine, whether or not considered related to the use of the vaccine. Any worsening of a preexisting condition which is temporally associated with the use of the study vaccine is also an AE. Only injection-site AEs in the arm that received V503 vaccination were reported for this endpoint.
Percentage of Participants With a Menactra™ or Adacel™ Injection-site Adverse Experience
Time frame: Day 1 through Day 5 following Day 1 or Month 1 vaccination
An AE is defined as any unfavorable and unintended change in the structure, function, or chemistry of the body temporally associated with the use of the study vaccine, whether or not considered related to the use of the vaccine. Any worsening of a preexisting condition which is temporally associated with the use of the study vaccine is also an AE. Only injection-site AEs in the arm that received Menactra™ and Adacel™ vaccination were reported for this endpoint. For the Concomitant Vaccination group, injection-site AEs are reported following Day 1 vaccination; for the Non-concomitant Vaccination group, injection-site AEs are reported following Month 1 vaccination.
Percentage of Participants With Maximum Temperature >=37.8 °C (>=100.0 °F) (Oral or Oral Equivalent)
Time frame: Up to 5 days following the Day 1 and Month 1 vaccination / visit
For the Concomitant Vaccination group, temperatures were collected after the Day 1 vaccination and the Month 1 visit; for the Non-concomitant Vaccination group, temperatures were collected after the Day 1 vaccination and the Month 1 vaccination.
2 secondary outcomes
Percentage of Participants Who Seroconvert for Each of the HPV Types Contained in V503
Time frame: Month 7
Geometric Mean Titers of the Antibody Response to Neisseria Meningitidis Serogroups Contained in Menactra™
Time frame: 4 weeks following Day 1 or Month 1 vaccination
Results and safety
Loading the posted results from ClinicalTrials.gov…
Research links
- Official record on ClinicalTrials.govLast updated by the sponsor 14 Dec 2018.
- Posted resultsParticipant flow, baseline, all outcome measures and adverse events.
- Results publication: PubMed 26290207Rodrigues S, Grenha A. Activation of Macrophages: Establishing a Role for Polysaccharides in Drug Delivery Strategies Envisaging Antibacterial Therapy. Curr Pharm Des. 2015;21(33):4869-87. doi: 10.2174/1381612821666150820103910.
- Results publication: PubMed 26240207Schilling A, Parra MM, Gutierrez M, Restrepo J, Ucros S, Herrera T, Engel E, Huicho L, Shew M, Maansson R, Caldwell N, Luxembourg A, Ter Meulen AS. Coadministration of a 9-Valent Human Papillomavirus Vaccine With Meningococcal and Tdap Vaccines. Pediatrics. 2015 Sep;136(3):e563-72. doi: 10.1542/peds.2014-4199. Epub 2015 Aug 3.
- Results publication: PubMed 27422279Moreira ED Jr, Block SL, Ferris D, Giuliano AR, Iversen OE, Joura EA, Kosalaraksa P, Schilling A, Van Damme P, Bornstein J, Bosch FX, Pils S, Cuzick J, Garland SM, Huh W, Kjaer SK, Qi H, Hyatt D, Martin J, Moeller E, Ritter M, Baudin M, Luxembourg A. Safety Profile of the 9-Valent HPV Vaccine: A Combined Analysis of 7 Phase III Clinical Trials. Pediatrics. 2016 Aug;138(2):e20154387. doi: 10.1542/peds.2015-4387. Epub 2016 Jul 15.
- Individual participant dataSharing planned: Yes. http://engagezone.msd.com/doc/ProcedureAccessClinicalTrialData.pdf
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Referral and contact
AzTrials does not enrol participants or take referrals. Contact the study team or a site listed below; they decide who can take part. This study is not recruiting at the moment.
Medical Monitor study director
Merck Sharp & Dohme LLC
Questions about this trial
What is this clinical trial studying?
A Phase 3 study testing V503, Comparator: Menactra™ (Concomitant) and Comparator: Adacel™ (Concomitant) in people with Human Papillomavirus Infection, run by Merck Sharp & Dohme LLC.
The full registered description is in the About this study section and the official record.
Who may be eligible to take part?
The sponsor lists 4 inclusion and 13 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.
Is this clinical trial currently recruiting?
The record says: finished, as of the sponsor's last update on 14 Dec 2018. Status can change between updates, so confirm with the study contact before making plans.
What are the possible benefits and risks?
They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.
What does this phase mean?
Phase 3 studies compare the treatment with the current standard treatment or a placebo in a large group, to confirm how well it works and watch for side effects.
Not every study follows the same path, and some studies (observational studies, device studies) have no phase.
Are results available for this study?
Yes. Results are posted in the registry (first posted 13 Jan 2015). A summary is in the For doctors view, and the full results are on ClinicalTrials.gov.
How can a doctor refer a patient or contact the research team?
The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.
What does the primary outcome measure?
Geometric Mean Titers (GMTs) of the Antibody Response to Each of the Human Papillomavirus (HPV) Types Contained in V503 (time frame: 4 weeks following Month 6 vaccination). The study lists 7 primary outcomes in all. It is what the study was designed to measure, not a finding.
Where can I read the original study information?
On the ClinicalTrials.gov record for NCT00988884, which also lists 3 linked publications.
Does a listing mean the treatment is approved or proven to work?
No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.
How often is this information updated?
AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 14 Dec 2018.