- ICH GCP
- US-Register für klinische Studien
- Klinische Studie NCT00819013
Safety Study of Recombinant M2e Influenza-A Vaccine in Healthy Adults (FLU-A)
A Phase 1, Randomized, Placebo-Controlled, Double-Blind, Safety, Reactogenicity, and Immunogenicity of Recombinant M2e Influenza-A Vaccine Candidate ACAM FLU-A) in Healthy Adults
This multi-center study will be conducted in the United States with up to 80 healthy adult subjects. Subjects will be scheduled to receive a total of two (2) injections with 1 injection each administered.
Subjects will be randomized according to a randomization scheme.
Studienübersicht
Status
Bedingungen
Detaillierte Beschreibung
Studientyp
Einschreibung (Tatsächlich)
Phase
- Phase 1
Kontakte und Standorte
Studienorte
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Florida
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Miami, Florida, Vereinigte Staaten, 33143
- Miami Research Associates
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Kansas
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Lenexa, Kansas, Vereinigte Staaten, 66219
- Johnson County Clin-Trials
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Washington
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Tacoma, Washington, Vereinigte Staaten, 98418
- Northwest Kinetics
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Teilnahmekriterien
Zulassungskriterien
Studienberechtigtes Alter
Akzeptiert gesunde Freiwillige
Studienberechtigte Geschlechter
Beschreibung
Inclusion Criteria:
- Adult males or females 18 - 40 years of age in good general health
Exclusion Criteria:
- Known allergies or severe reactions to any of the vaccine components including those to adjuvants
- History of severe allergic reactions, including angioedema;
- History of asthma or recurrent wheezing; (current or within past 2 years);
- History of neurological symptoms or signs following administration of any vaccine;
Studienplan
Wie ist die Studie aufgebaut?
Designdetails
- Hauptzweck: Verhütung
- Zuteilung: Zufällig
- Interventionsmodell: Parallele Zuordnung
- Maskierung: Verdreifachen
Waffen und Interventionen
Teilnehmergruppe / Arm |
Intervention / Behandlung |
|---|---|
|
Experimental: Study Group 1
ACAM-FLU-A low dose + Adjuvant 1
|
0.5 mL ACAM-FLU-A low dose + Adjuvant 1, Intramuscular
Andere Namen:
0.5 mL ACAM-FLU-A low dose + Adjuvant 2, Intramuscular
Andere Namen:
0.5 mL ACAM FLU-A low dose, Intramuscular
Andere Namen:
|
|
Experimental: Study Group 2
ACAM-FLU-A low dose + Adjuvant 2
|
0.5 mL ACAM-FLU-A low dose + Adjuvant 1, Intramuscular
Andere Namen:
0.5 mL ACAM-FLU-A low dose + Adjuvant 2, Intramuscular
Andere Namen:
0.5 mL ACAM FLU-A low dose, Intramuscular
Andere Namen:
|
|
Experimental: Study Group 3
ACAM-FLU-A low dose
|
0.5 mL ACAM-FLU-A low dose + Adjuvant 1, Intramuscular
Andere Namen:
0.5 mL ACAM-FLU-A low dose + Adjuvant 2, Intramuscular
Andere Namen:
0.5 mL ACAM FLU-A low dose, Intramuscular
Andere Namen:
|
|
Placebo-Komparator: Study Group 4
Saline placebo
|
0.5 mL, Intramuscular
Andere Namen:
|
Was misst die Studie?
Primäre Ergebnismessungen
Ergebnis Maßnahme |
Maßnahmenbeschreibung |
Zeitfenster |
|---|---|---|
|
Number of Participants Reporting Adverse Events by System Organ Class After Vaccination With ACAM FLU A, or ACAM FLU A With Adjuvant, or a Placebo Vaccine.
Zeitfenster: Day 0 through Day 60 post-vaccination
|
Day 0 through Day 60 post-vaccination
|
|
|
Number of Participants Reporting a Solicited Injection Site or Systemic Adverse Event After Vaccination With ACAM FLU A, or ACAM FLU A With Adjuvant, or Placebo Vaccine.
Zeitfenster: Day 0 through Day 7 post-vaccination
|
Solicited Injection Site Adverse Events: Erythema, Induration, Pain, Pruritus, Swelling, Rash.
Solicited Systemic Adverse Events: Lymph Node Pain, Pyrexia (Temperature), Chills, Constipation, Diarrhoea, Fatigue, Headache, Malaise, Myalgia, Nausea, Vomiting, Alanine Aminotransferase Increased, Aspartate Aminotransferase Increased, Blood Creatinine Increased, Haemoglobin Decreased, Platelet Count Decreased, White Blood Cell Count Increased.
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Day 0 through Day 7 post-vaccination
|
|
Number of Participants With Evaluated Laboratory Abnormalities After Vaccination With ACAM FLU A, or ACAM FLU A With Adjuvant, or Placebo Vaccine.
Zeitfenster: Day 0 through Day 60 post-vaccination 1
|
Day 0 through Day 60 post-vaccination 1
|
|
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Number of Participants With Seroconversion to M2e Antigen During Initial Treatment and Follow Up Period After Vaccination With ACAM FLU A, or ACAM FLU A With Adjuvant, or Placebo Vaccine
Zeitfenster: Day 15 through Month 10 Post-vaccination 1
|
Seroconversion was defined as an end point anti M2e antibody titer ≥ 100.
Antibody responses were assessed by means of enzyme linked immunosorbent assay (ELISA)
|
Day 15 through Month 10 Post-vaccination 1
|
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Geometric Mean Titers (GMTs) of Vaccine Antibodies After Vaccination With ACAM FLU A, or ACAM FLU A With Adjuvant, or a Placebo Vaccine.
Zeitfenster: Day 15 through Month 10 Post-vaccination 1
|
Antibody responses to the respective vaccines were assessed by means of enzyme linked immunosorbent assay (ELISA). A GMT value of 50.0 indicates a titer at or below the lowest limit of quantitation (LLOQ) |
Day 15 through Month 10 Post-vaccination 1
|
Sekundäre Ergebnismessungen
Ergebnis Maßnahme |
Maßnahmenbeschreibung |
Zeitfenster |
|---|---|---|
|
Number of Participants With Signs and Symptoms of Influenza After Vaccination With ACAM FLU A, or ACAM FLU A With Adjuvant, or Placebo Vaccine.
Zeitfenster: Month 4 through Month 10 post-vaccination 1
|
Participants who reported signs and symptoms of influenza were tested using nasal pharyngeal swabs, with secretions cultured using susceptible tissue culture cell lines.
Positive cultures were confirmed as influenza using immunofluorescence techniques with influenza strain specific antibodies.
|
Month 4 through Month 10 post-vaccination 1
|
|
Number of Participants With Seroconversion to M2e Antigen by Immunoglobulin G (IgG) Subclasses Before and Post-Vaccination With ACAM FLU A, or ACAM FLU A With Adjuvant, or Placebo Vaccine.
Zeitfenster: Day 0 and Day 60 Post-vaccination 1
|
Seroconversion was defined as an antibody Titer ≥ 100.
Antibody responses were assessed by means of enzyme linked immunosorbent assay (ELISA)
|
Day 0 and Day 60 Post-vaccination 1
|
|
Geometric Mean Titers of Anti-M2e Antigen by Immunoglobulin G (IgG) Subclasses Before and Post-Vaccination With ACAM FLU A, or ACAM FLU A With Adjuvant, or Placebo Vaccine.
Zeitfenster: Day 0 and Day 60 Post-vaccination 1
|
Antibody responses were assessed by means of enzyme linked immunosorbent assay (ELISA). A GMT value of 50.0 indicates a titer at or below the lowest limit of quantitation (LLOQ). |
Day 0 and Day 60 Post-vaccination 1
|
|
Geometric Mean Titer Ratios of Anti-M2e Antigen by Immunoglobulin G (IgG) Subclasses Before and Post-Vaccination With ACAM FLU A, or ACAM FLU A With Adjuvant, or Placebo Vaccine.
Zeitfenster: Day 0 and Day 60 Post-vaccination 1
|
Antibody responses were assessed by means of enzyme linked immunosorbent assay (ELISA).
|
Day 0 and Day 60 Post-vaccination 1
|
|
Geometric Mean Titers (GMTs) of Anti-Hepatitis B Core Antibodies Using Immunoglobulin G (IgG) ELISA Before and Post-Vaccination With ACAM FLU A, or ACAM FLU A With Adjuvant, or Placebo Vaccine.
Zeitfenster: Day 0 and Day 15 through Month 10 post-vaccination 1
|
Antibody responses were assessed by means of enzyme linked immunosorbent assay (ELISA)
|
Day 0 and Day 15 through Month 10 post-vaccination 1
|
|
Number of Participants With Seropositivity to Hepatitis B Core Antigen Pre- and Post-Vaccination 1 With ACAM FLU A, or ACAM FLU A With Adjuvant, or Placebo Vaccine.
Zeitfenster: Day 0 and Day 15 through Month 10 Post-vaccination 1
|
Seropositivity with ELISA was defined as a Pre- or post-vaccination antibody titer ≥ 100. Seropositivity with the Commercial Kit method was defined as a positive pre- or post-vaccination response. Seropositivity were assessed by means of enzyme linked immunosorbent assay (ELISA) and the Commercial Kit methods |
Day 0 and Day 15 through Month 10 Post-vaccination 1
|
Mitarbeiter und Ermittler
Sponsor
Publikationen und hilfreiche Links
Studienaufzeichnungsdaten
Haupttermine studieren
Studienbeginn
Primärer Abschluss (Tatsächlich)
Studienabschluss (Tatsächlich)
Studienanmeldedaten
Zuerst eingereicht
Zuerst eingereicht, das die QC-Kriterien erfüllt hat
Zuerst gepostet (Schätzen)
Studienaufzeichnungsaktualisierungen
Letztes Update gepostet (Schätzen)
Letztes eingereichtes Update, das die QC-Kriterien erfüllt
Zuletzt verifiziert
Mehr Informationen
Begriffe im Zusammenhang mit dieser Studie
Zusätzliche relevante MeSH-Bedingungen
Andere Studien-ID-Nummern
- H-261-001
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