Study of the Tdap Combined Vaccine (ADACEL™) as a Booster Dose in Healthy Adults and Children in China

Sanofi

Status and phase

Completed

Phase 1

Conditions

Diphtheria

Pertussis

Tetanus

Treatments

Biological: Tetanus Toxoid, Reduced Diphtheria Toxoid and Acellular Pertussis Vaccine Adsorbed Tdap

Study type

Interventional

Funder types

Industry

Identifiers

NCT01933776

Td527

U1111-1127-7738 (Other Identifier)

Details and patient eligibility

About

The aim of the study is to assess the safety profile of ADACEL vaccine in a small number of participants in China.

Primary objective:

To describe the safety in terms of occurrence of serious adverse reactions and grade 3 adverse reactions after administration of Sanofi Pasteur's Tdap vaccine (ADACEL) given as a single dose in 20 adults and 20 children.

Secondary objective:

To describe the full reactogenicity profile after administration of sanofi pasteur's Tdap vaccine (ADACEL) given as a single dose in 20 adults and 20 children.

Full description

Participants will be enrolled sequentially into the study groups to receive one dose of ADACEL at Day 0 (Visit 1) and will be followed-up for 28-35 days.

Enrollment

40 patients

Sex

All

Ages

4 to 64 years old

Volunteers

Accepts Healthy Volunteers

Inclusion criteria

Group 1: Aged 18 through 64 years on the day of inclusion Group 2: Aged 4 through 8 years on the day of inclusion
Informed consent form signed by the subject (Group 1) or by the parent(s) or legal representative (Group 2)
Subject (Group 1 and 2) and parent/legal representative (Group 2 only) able to attend all scheduled visits and to comply with all trial procedures
Group 1 only: For a woman of child-bearing potential, avoid becoming pregnant (use of an effective method of contraception or abstinence) from at least 4 weeks prior to vaccination, until at least 4 weeks after vaccination
Group 2 only: Written documentation of complete primary series and fourth dose of Diphtheria, Tetanus, Pertussis (DTP) vaccine as per China National Immunization Recommendations

Exclusion criteria

Group 1 only: For a woman of child-bearing potential, known pregnancy or positive serum or urine pregnancy test
Group 1 only: Currently breast-feeding a child
Participation in another clinical trial investigating a vaccine, drug, medical device, or a medical procedure in the 4 weeks preceding the trial vaccination
Planned participation in another clinical trial during the present trial period
Known or suspected congenital or acquired immunodeficiency; or receipt of immunosuppressive therapy such as anti-cancer chemotherapy or radiation therapy within the preceding 6 months; or long-term systemic corticosteroids therapy (prednisone or equivalent for more than 2 consecutive weeks within the past 3 months)
Known systemic hypersensitivity to any of the vaccine components, or history of a life-threatening reaction to the vaccine or to a vaccine containing any of the same substances
Chronic illness that, in the opinion of the Investigator, is at a stage that could interfere with trial conduct or completion
Group 1 only: Current alcohol abuse or drug addiction that may interfere with the ability to comply with trial procedures
Receipt or planned receipt of any vaccine in the 4 weeks preceding or following trial vaccination, except for influenza vaccination, which may be received at least two weeks before the study vaccine
Self-reported seropositivity for Human Immunodeficiency Virus (HIV), Hepatitis B or Hepatitis C
History of diphtheria, tetanus, or pertussis infection (confirmed either clinically, serologically or microbiologically)
Previous fifth vaccination against pertussis disease and/or previous sixth vaccination against diphtheria and tetanus disease with either the trial vaccine or another vaccine (except Tetanus-prone wound management in Group 1)
Subject at high risk for diphtheria, tetanus, or pertussis infection during the trial, including persons who have exposure (e.g., member of a household with another infected member, travelers to or residents of areas where one of this disease is hyperendemic or epidemic, or microbiologists routinely working with one of these pathogens,)
Self-reported thrombocytopenia, bleeding disorder or receipt of anticoagulants in the 3 weeks preceding inclusion, contraindicating IM vaccination
Group 1 only: Subjects deprived of freedom by an administrative or court order, or in an emergency setting, or hospitalized involuntarily
History of contra-indication to vaccination with pertussis containing vaccine, including:
Encephalopathy (eg, coma, decreased level of consciousness, prolonged seizures) within 7 days of a previous dose of a pertussis containing vaccine that is not attributable to another identifiable cause
Identified as employees of the Investigator or study center, with direct involvement in the proposed study or other studies under the direction of that Investigator or study center, as well as immediate family members (i.e. husband, wife and their children, adopted or natural) of the employees or the Investigator.