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| Name | Class |
|---|---|
| Asfendiyarov Kazakh National Medical University | OTHER |
| Research Institute of Influenza, Russia | OTHER |
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The study is a single centre, phase I, double-blind, randomized, placebo-controlled trial that explored the safety and immunogenicity of single dose a allantoic split inactivated seasonal influenza vaccine in healthy adults.
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| Label | Type | Description | Intervention Names |
|---|---|---|---|
| Allantoic split inactivated seasonal influenza vaccine | Active Comparator | Allantoic split inactivated seasonal influenza vaccine |
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| Placebo | Placebo Comparator | Water for Injection |
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| Name | Type | Description | Arm Group Labels | Other Names |
|---|---|---|---|---|
| influenza vaccine | Biological | A allantoic split inactivated seasonal influenza vaccine has been prepared on eggs and is made from inactivated parts of the following influenza virus strains: NIBRG-121xp (A/California/7/2009 (H1N1)v and А/PR/8/34 (H1N1)), NYMC X-217 (A/Victoria/361/2011(H3N2) and А/PR/8/34 (H1N1)), NYMC BX-49 (B/Texas/06/2011 (Yamagata lineage) - like High Yield Reassortant (1:1:6) With B/Lee/40 NP, B/Panama/45/90 NS genes). |
| Measure | Description | Time Frame |
|---|---|---|
| Percentage of Participants With Solicited Local and Systemic Adverse Events (AEs) | Participants recorded solicited injection site and systemic adverse events in a Subject Diary. Solicited Locals AEs were: Injection Site Pain, Injection Site Redness, Injection Site Swelling, Injection Site Induration and Injection Site Ecchymosis. Solicited Systemic AEs were: Pyrexia, Malaise, Chills, Fatigue, Headache, Sweaty, Myalgia, Arthralgia, Nausea and Vomiting. | Two hours |
| Percentage of Participants Reporting One or More Treatment-emergent Adverse Events (TEAE) | Adverse events are defined as unfavorable and unintended signs, symptoms or diseases temporally associated with the use of a medicinal product, regardless of relationship to the medicinal product. TEAE is defined as an adverse event with an onset that occurs after receiving study drug. | Greater than 2 hours after administration of any dose of vaccine or placebo through 7 days following any dose |
| Percentage of Participants With Abnormal Safety Laboratory Tests at Least Once Post Dose Reported as AEs | The percentage of participants with any abnormal standard safety laboratory values (Chemistry, Hematology and Urinalysis) collected throughout the study reported as AEs. | Greater than 2 hours after administration of any dose of vaccine or placebo through 7 days |
| Serious adverse events (SAEs), including abnormal laboratory findings | Serious adverse events (SAEs) are medical occurrences that result in death, are life threatening, require hospitalization or prolongation of hospitalization, result in disability/incapacity or are a congenital anomaly/birth defect in the offspring of a study subject. | Three weeks of receipt |
| Measure | Description | Time Frame |
|---|---|---|
| Geometric Mean Fold Increase in HI Antibody Titer | Geometric mean fold increase in HI antibody titer for each of the three strains (A/H1N1 strain, A/H3N2 strain, B strain), 21 days after vaccination, as compared with Baseline. | Change from Baseline HI Antibody Titer at 21 days |
| Seroconversion Rate of Hemagglutination Inhibition (HI) Antibody Titer |
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Inclusion Criteria:
Exclusion Criteria:
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| Facility | Status | City | State | ZIP | Country | Contacts |
|---|---|---|---|---|---|---|
| Kazakh National Medical University | Almaty | Almaty | 050000 | Kazakhstan |
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| ID | Term |
|---|---|
| D007251 | Influenza, Human |
| ID | Term |
|---|---|
| D012141 | Respiratory Tract Infections |
| D007239 | Infections |
| D009976 | Orthomyxoviridae Infections |
| D012327 | RNA Virus Infections |
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| ID | Term |
|---|---|
| D007252 | Influenza Vaccines |
| ID | Term |
|---|---|
| D014765 | Viral Vaccines |
| D014612 | Vaccines |
| D001688 | Biological Products |
| D045424 | Complex Mixtures |
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| Placebo | Biological | water for injection |
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Seroconversion rate was measured by hemagglutination inhibition (HI) antibody titer for each of the three strains (A/H1N1 strain, A/H3N2 strain, B strain), 21 days after vaccination. Seroconversion rate was defined as the percentage of participants achieving a minimal 4-fold increase from the Baseline HI antibody titer in participants with a Baseline titer ≥10, or achieving an HI antibody titer of ≥40 in participants with a Baseline titer <10. |
| Change from Baseline HI Antibody Titer at 21 days |
| Seroprotection Rate of HI Antibody Titer | Seroprotection rate, defined as the percentage of participants with HI antibody titer of ≥40, was measured by HI antibody titer for each of the three strains (A/H1N1 strain, A/H3N2 strain, B strain), 21 days after vaccination. Day 1 data is reported for reference. | Change from Baseline HI Antibody Titer at 21 days |
| D014777 | Virus Diseases |
| D012140 | Respiratory Tract Diseases |