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Completed

NCT Number: NCT04481191

Immunogenicity and Safety of Concomitant and Non-Concomitant Administration of RotaTeq® (V260) and Inactivated Poliomyelitis Vaccine in Healthy Chinese Infants (V260-074)

This study will evaluate the immunogenicity and safety of concomitant administration of RotaTeq® (V260) and inactivated poliomyelitis vaccine (IPV) in Chinese infants. Its primary objective is to demonstrate that the immunogenicity of IPV in the concomitant-use group is non-inferior to the immunogenicity of IPV in the staggered-use group. The hypothesis to be tested is: The seroconversion percentage at 1 month post dose 3 for poliovirus types 1, 2, and 3 in the concomitant-use group is non-inferior to those of the staggered-use group.

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Key information

Age range

48 day–63 day

Sex eligibility

All sexes

Study type

Interventional

Phase

Phase 3

Primary location

Yangchun Center For Disease Prevention And Control ( Site 0001)

Yangchun, Guangdong, 529600, China

Who can participate

Healthy volunteers accepted: Yes

Only the study team can determine whether someone qualifies for participation.

Inclusion criteria

  • Healthy Chinese infant 48 days to 63 days of age.
  • Infant's legally acceptable representative provides written informed consent for the study.

Exclusion criteria

  • History of rotavirus disease, congenital gastrointestinal disorders, chronic diarrhea, failure to thrive, or abdominal surgery.
  • History of intussusception.
  • History of poliomyelitis.
  • Clinical evidence of active gastrointestinal illness. Note: Infants with gastroesophageal reflux disease [GERD] may participate in the study if the GERD is well controlled with or without medication.
  • Known or suspected impairment of immunological function, including severe combined immunodeficiency disease (SCID).
  • Has a fever, with an axillary temperature ≥37.5°C (or equivalent) at the time of vaccination or within 24 hours prior to vaccination. Note: The Visit 1 may be rescheduled after complete resolution of febrile illness.
  • Has acute disease.
  • Has underlying diseases such as cardiovascular, renal, liver, or blood disease.
  • History of known hypersensitivity to any components of rotavirus vaccine and/or IPV.
  • Uncontrolled epilepsy, encephalopathy, seizure, or other progressive neurological diseases.
  • Known thrombocytopenia or any coagulation disorder that would contraindicate intramuscular injections.
  • Resides in a household with an immunocompromised person, including individuals with congenital immunodeficiency (including SCID), human immunodeficiency virus (HIV) infection, leukemia, lymphoma, multiple myeloma, generalized malignance, chronic renal failure, organ or bone marrow transplantation, or with those receiving immunosuppressive chemotherapy including long-term systemic corticosteroids.
  • Any condition, which in the opinion of the investigator, may interfere with the evaluation of the study objectives.
  • Prior administration of any rotavirus vaccines or poliovirus vaccines.
  • Has received inactivated or recombinant vaccines within 14 days prior to Visit 1 or live vaccines within 28 days prior to Visit 1.
  • Has received an investigational or non-registered product other than study vaccines or is planning to use such product during the study.
  • Has received immunosuppressive therapies including systemic (intramuscular, oral, or intravenous) corticosteroids. Note: Participants using non-systemic corticosteroids (e.g., topical, ophthalmic, and inhaled) are considered eligible for the study.
  • Has received a blood transfusion or blood products, including immunoglobulins or is planning to receive such product during the study.
  • Has participated in another interventional study prior to Visit 1 or expected to anytime during the study.
  • The infant's legally acceptable representative is unlikely to adhere to the study procedures, keep appointments or is planning to permanently relocate from the area prior to the completion of the study or to leave for an extended period when study visits would need to be scheduled.
  • Is or has an immediate family member (e.g., spouse, parent/legal guardian, sibling, or child) who is an investigational site or Sponsor staff member directly involved with this study.

Treatment and study plan

RotaTeq (V260)

Biological

Live, pentavalent rotavirus vaccine administered as a 2 mL-dose oral solution

Other names: RotaTeq, V260

IPV

Biological

0.5 mL dose IPV (Sabin strain based), administered via IM injection

Primary outcomes

  1. Percentage of Participants Achieving Neutralizing Antibody Seroconversion to Poliovirus Types 1, 2, and 3 at 1 Month Post Dose 3 of IPV

    Time frame: Baseline and 1 month postdose 3 of IPV (Month ~3.5)

    The immunogenicity of IPV was measured using poliovirus serum neutralizing antibody assay of the National Institutes for Food and Drug Control (NIFDC), Beijing, China. Serum conversion was defined as antibody titer ≥1:8 post-vaccination in baseline seronegative participants or ≥4-fold increase in titer post-vaccination in baseline seropositive participants.

Secondary outcomes

  1. Geometric Mean Titers (GMTs) of Neutralizing Antibody to Poliovirus Types 1, 2, and 3 at 1 Month Post Dose 3 of IPV

    Time frame: 1 month postdose 3 of IPV (Month ~3.5)

    The immune response to IPV was measured using poliovirus serum neutralizing antibody assay of the NIFDC, Beijing, China.

  2. Percentage of Participants Achieving Neutralizing Antibody Titers ≥1:8 for Poliovirus Types 1, 2, and 3 at 1 Month Post Dose 3 of IPV

    Time frame: 1 month post dose 3 of IPV (Month ~3.5)

    The immune response to IPV was measured using poliovirus serum neutralizing antibody assay of the NIFDC, Beijing, China.

  3. Percentage of Participants Achieving Neutralizing Antibody Titers ≥1:64 for Poliovirus Types 1, 2, and 3 at 1 Month Post Dose 3 of IPV

    Time frame: 1 month postdose 3 of IPV (Month ~3.5)

    The immune response to IPV was measured using poliovirus serum neutralizing antibody assay of the NIFDC, Beijing, China.

  4. Percentage of Participants With Solicited Injection-Site Adverse Events

    Time frame: Up to 7 days following each IPV vaccination

    Solicited injection-site adverse events (AEs) included erythema, swelling, induration, and pain at the IPV injection-site.

  5. Percentage of Participants With Solicited Systemic Adverse Events

    Time frame: Up to 7 days following each RotaTeq and/or IPV vaccination

    Solicited systemic AEs included diarrhea, vomiting, and elevated temperature (axillary temperature ≥37.5º C).

  6. Percentage of Participants With Serious Adverse Events (SAEs)

    Time frame: Up to approximately 3.5 months

    The percentage of participants with SAEs is presented. An SAE is an AE that results in death, is life-threatening, requires inpatient hospitalization or prolongation of existing hospitalization, results in persistent or significant disability/incapacity, is a congenital anomaly/birth defect, or another important medical event.

Sponsors and collaborators

Lead sponsor

Merck Sharp & Dohme LLC

Industry

Registry information

Official study title

A Phase 3 Randomized, Open-Label, Clinical Trial to Study the Immunogenicity and Safety of Concomitant and Non-Concomitant Administration of V260 and Inactivated Poliomyelitis Vaccine (IPV) in Chinese Healthy Infants

Important dates

Study start
2020
Primary completion
2021
Study completion
2021
First posted
Jul 22, 2020
Registry last updated
Jul 26, 2024

OpenTrials presents study information sourced from ClinicalTrials.gov. The official registry record should be consulted for the latest information.

View the official ClinicalTrials.gov record (opens in a new tab)

This listing is for discovery and informational purposes only. It is not medical advice, does not guarantee that a study is recruiting, and does not determine eligibility. Contact the study team and a qualified healthcare professional when considering participation.