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Status:

COMPLETED

Intranasal AD4-H5-VTN as an Adenovirus Vaccine

Lead Sponsor:

National Institute of Allergy and Infectious Diseases (NIAID)

Conditions:

Healthy Volunteer

Eligibility:

All Genders

18-49 years

Phase:

PHASE1

Brief Summary

Background: * Adenoviruses are viruses that typically cause symptoms of a cold or eye infection. These viruses are being tested as part of a possible new vaccine. Researchers hope that the adenovirus...

Detailed Description

This is a Phase 1 single center, dose-escalation study designed to evaluate the safety and immunogenicity of live, replication competent recombinant Adenovirus type 4-H5N1 Influenza Vietnam 1194 Hemag...

Eligibility Criteria

Inclusion

  • INCLUSION CRITERIA:
  • All participant (vaccinees, household contacts, and intimate contacts) must meet all of the following criteria:
  • Age 18 to 49 years for vaccinees. Vaccinnees may be greater than 49 years of age at the time of booster vaccination. Age 18 to 65 years for household and intimate contacts.
  • Able to provide proof of identity to the acceptance of the Principal Investigator or designee during enrollment.
  • Available and willing to participate in follow-up visits and tests for the duration of the study.
  • Willing to have samples stored for future research
  • The following inclusion criteria apply to vaccines and intimate contacts, but not to household contacts:
  • In good general health without clinically significant medical history.
  • Negative b-HCG pregnancy test for females presumed to be of reproductive potential.
  • A female must meet one of the following criteria:
  • No reproductive potential because of menopause (one year without menses) or because of a hysterectomy, bilateral oophorectomy, or tubal ligation.
  • Participant agrees to be heterosexually inactive or consistently practice contraception at least 21 days prior to enrollment and 28 days following vaccination. Acceptable methods of contraception include the following:
  • condoms, male or female, with a spermicide
  • diaphragm or cervical cap with spermicide
  • contraceptive pills, Norplant, or Depo-Provera
  • male partner has previously undergone a vasectomy for which there is documentation.
  • intrauterine device
  • Male participants must agree to practice abstinence or effective birth control for at least 21 days prior to enrollment and during the first 28 days following vaccination.
  • The following inclusion criteria apply only to vaccinees and not to household or intimate contacts:
  • Willing to receive HIV test results and abide by NIH guidelines for partner notification of positive HIV results.
  • Physical examination and laboratory results without clinically significant findings within the 8 weeks prior to enrollment.
  • Willing to avoid vaccination other than the study agent for 30 days prior to and 30 days after administration of the Ad4-H5-Vtn vaccine.
  • Safety Laboratory Criteria within 8 weeks prior to enrollment:
  • Hematopoietic: White blood cell count and Lymphocyte count +/- 25% the normallimits for the NIH Clinical Center
  • Platelet count of least 125,000/mm(3)
  • Hemoglobin greater than 11.2 g/dL for females and greater than 13.0 g/dL for males.
  • Renal: BUN less than 23 mg/dL; creatinine within normal limits for the NIH Clinical Center
  • Hepatic: Serum total bilirubin less than or equal to 2 mg/dL
  • Metabolic: ALT \< 2 times upper limit of normal range
  • Endocrine: Serum glucose within normal range
  • Additional Laboratory Criteria:
  • Immunologic: No history of hypogammaglobulinemia
  • Serologic: Ad4 neutralizing antibody 80% inhibitory dilution less than 1:100 ((This criterion does not apply to participants in vaccine arm B.)
  • Willing to be hospitalized at the Clinical Center under respiratory precautions for up to 7 days or longer if medically indicated.
  • Inclusion criteria for the expansion H5N1 boost phase:
  • Age 18 to 64.
  • Negative pregnancy test (women of childbearing potential).
  • Group-specific inclusion criteria:
  • For participants in the study group: prior receipt of the Ad4-H5-Vtn vaccine in the initial phase of this study.
  • For participants in the control group: no prior receipt of an H5 vaccine product (by self-report).
  • EXCLUSION CRITERIA:
  • A participant (vaccinees, household contacts, and intimate contacts) will be excluded if they have the following:
  • 1\. Any condition that, in the investigator s judgement, places the subject at undue risk by participating in the study.
  • The following exclusion criterion applies to vaccines and intimate contact, but not to household contacts:
  • History of any prior disease or therapy which would affect immune or pulmonary function.
  • Prior malignancy, except curatively-treated basal cell or squamous cell carcinoma of the skin or carcinoma in situ of the cervix.
  • History of radiation therapy or cytotoxic/cancer chemotherapy.
  • History of diabetes mellitus.
  • Immunodeficiency or autoimmune disease.
  • Acute infection or a recent (within 6 months) history of chronic infection suggestive of immunodeficiency.
  • Taking any medication which may affect immune function, except participants may be taking low doses of nonprescription strength NSAIDS (including e.g. ibuprofen or aspirin) or acetaminophen.
  • Chronic respiratory disorders including asthma, emphysema, interstitial lung disease, pulmonary hypertension, recurrent pneumonia, or recent or ongoing respiratory tract infection. If a respiratory disorder is transient, defer immunization but do not exclude the participant.
  • Active Hepatitis B or C infection (i.e. Hepatitis B or C positive serology with the presence of virus antigen or DNA. Ongoing viral replication will be confirmed by a Hepatitis B antigen or Hepatitis C viral load).
  • Female of child-bearing potential who is breast-feeding or planning pregnancy during the 28 days following vaccination.
  • The following exclusion criteria apply only to vaccinees and not to household or intimate contacts:
  • Any medical, psychiatric, or social condition, or occupational or other responsibility that, in the judgment of the investigator, would interfere with or serve as a contraindication to receipt of live virus vaccine, protocol adherence, or a participant s ability to give informed consent.
  • Psychiatric condition that precludes compliance with the protocol; past or present psychoses; past or present bipolar disorder requiring therapy that has not been well controlled on medication for the past two years; disorder requiring lithium; or suicidal ideation occurring within five years prior to
  • enrollment.
  • Participants that live in the same house or apartment with any of the following will be excluded:
  • An individual under 18 years of age
  • An immunocompromised or immunosuppressed individual
  • An individual with chronic respiratory disease
  • A woman who is currently pregnant or planning a pregnancy during the period of immunization
  • Healthcare worker who has direct contact with immunodeficient, unstable patients, or pediatric patients.
  • Participants caring for children less than 36 months of age.
  • Receipt of any of the following:
  • Antiviral medications within 30 days prior to vaccination
  • Blood products within 120 days prior to HIV screening
  • Immunoglobulin within 60 days prior to HIV screening
  • Investigational research drugs or any other investigational agent that in the judgement of the PI might interact with the study vaccine within 30 days prior to initial study vaccine administration
  • Allergy treatment with antigen injections within 30 days of study vaccine administration
  • History of Guillain-Barr(SqrRoot)(Copyright) syndrome.
  • History of H5 influenza vaccination. (This criterion does not apply to participants in vaccine arm B.)
  • Exclusion criteria for the expansion H5N1 boost phase:
  • History of systemic hypersensitivity reactions to egg proteins or life-threatening reactions to previous influenza vaccinations.
  • History of Guillain-Barr(SqrRoot)(Copyright) syndrome.
  • Acute infection or a recent (within 6 months) history of chronic infection suggestive of immunodeficiency.
  • Taking any medication which may affect immune function, except participants may be taking low doses of nonprescription strength NSAIDS (including e.g. ibuprofen or aspirin) or acetaminophen.
  • Receipt of an approved vaccine, investigational research drugs, or any other investigational agent that in the judgement of the PI might interact with the study vaccine within 30 days prior to H5N1 vaccine administration.
  • Any medical, psychiatric, or social condition, or occupational or other responsibility that, in the judgment of the investigator, would interfere with or serve as a contraindication to receipt of the H5N1 vaccine, protocol adherence, or a participant s ability to give informed consent.

Exclusion

    Key Trial Info

    Start Date :

    March 6 2013

    Trial Type :

    INTERVENTIONAL

    Allocation :

    ACTUAL

    End Date :

    April 22 2019

    Estimated Enrollment :

    51 Patients enrolled

    Trial Details

    Trial ID

    NCT01806909

    Start Date

    March 6 2013

    End Date

    April 22 2019

    Last Update

    October 7 2019

    Active Locations (1)

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    Page 1 of 1 (1 locations)

    1

    National Institutes of Health Clinical Center, 9000 Rockville Pike

    Bethesda, Maryland, United States, 20892