Mode
Text Size
Log in / Sign up
Phase 3 N=3,927 Randomized Double-blind Prevention

Safety, Tolerability, and Immunogenicity of 3 Frozen ProQuad Consistency Lots in Healthy Children (V221-012)(COMPLETED)

Measles · Mumps · Rubella · Varicella

Enrolled (actual)
3,927
Serious AEs
0.9%
Results posted
Feb 2010
Primary outcome: Primary: Number of Participants With Postvaccination Varicella Antibody Titer ≥ 5 Glycoprotein Enzyme-Linked Immunosorbent Assay (gpELISA) Units/mL — 726; 718; 736; 772 Participants

Study Design & Population

Study type
Interventional
Phase
Phase 3
Interventions
Measles, Mumps, Rubella and Varicella (Oka-Merck) Virus Vaccine Live (Biological); Comparator: Varivax (Biological); Comparator: M-M-R II (Biological)
Age
Pediatric · 0+ yrs
Sex
All
Sponsor
Merck Sharp & Dohme LLC
Primary completion
May 2001

Outcome Measures

OutcomeResultp-value
PRIMARY
Number of Participants With Postvaccination Varicella Antibody Titer ≥ 5 Glycoprotein Enzyme-Linked Immunosorbent Assay (gpELISA) Units/mL
726; 718; 736; 772
PRIMARY
Number of Participants With Postvaccination Measles Enzyme-Linked Immunosorbent Assay (ELISA) Antibody Titer ≥ 120 mIU/mL
790; 753; 753; 800
PRIMARY
Number of Participants With Postvaccination Mumps ELISA Antibody Titer ≥ 10 Ab Units/mL
825; 796; 788; 854
PRIMARY
Number of Participants With Postvaccination Rubella ELISA Antibody Titer ≥ 10 IU/mL
852; 821; 828; 859
PRIMARY
Antibody Response to Varicella for Subjects Initially With Varicella Antibody Titer < 1.25 gpELISA Units/mL at Baseline - Geometric Mean Titer
16.0; 18.4; 19.7; 17.6
PRIMARY
Antibody Response to Measles for Subjects Initially Seronegative (a Titer < 120 mIU/mL) to Measles at Baseline - Geometric Mean Titer
3031.6; 2939.3; 2852.2; 2095.6
PRIMARY
Antibody Response to Mumps for Subjects Initially Seronegative (a Titer < 10 Ab Units/mL) to Mumps at Baseline - Geometric Mean Titer
100.5; 102.3; 85.6; 89.7
PRIMARY
Antibody Response to Rubella for Subjects Initially Seronegative (a Titer < 10 IU/mL) to Rubella at Baseline - Geometric Mean Titer
113.5; 114.8; 114.2; 132.6
PRIMARY
Number of Participants With Serious Vaccine-related CAEs
2; 1; 2; 1; 967; 949

Summary

This study will compare three consistency lots of ProQuad to each other as well as to M-M-R II and Varivax, administered concomitantly at different injection sites, with respect to immunogenicity, safety, and tolerability.

Eligibility Criteria

Inclusion Criteria

  • In good health
  • Negative clinical history of measles, mumps, rubella, varicella, and zoster

Exclusion Criteria

  • Previous receipt of measles, mumps, rubella and/or varicella vaccine either alone or in combination
  • Any immune impairment or deficiency
  • Exposure to measles, mumps, rubella, varicella, or zoster in the 4 weeks prior to vaccination
  • Vaccination with an inactive vaccine with in the past 14 days
  • Vaccination with a live vaccine within the past 30 days
View full record on ClinicalTrials.gov →

Data sourced from ClinicalTrials.gov (NCT00985153). Outcome figures and adverse-event rates are extracted automatically from the registry's posted results and are provided for clinician reference, not as a substitute for the primary publication.

Back to search