6箇月以上12歳未満の健康な小児を対象に、KD-414を2回接種した際の免疫原性及び安全性を確認する。 | |||
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2023年01月31日 | |||
2023年01月31日 | |||
2023年01月16日 | |||
2024年09月30日 | |||
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540 | ||
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介入研究 | Interventional | |
Study Design |
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無作為化比較 | randomized controlled trial |
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二重盲検 | double blind | |
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プラセボ対照 | placebo control | |
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並行群間比較 | parallel assignment | |
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予防 | prevention purpose | |
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あり | ||
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あり | ||
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あり | ||
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なし | none | |
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(1)同意取得時の年齢が6箇月以上12歳未満の健康な小児(日本人) (2)代諾者から文書による同意が得られた者 |
(1) (Japanese) Healthy children aged 6 months to less than 12 years at the time of informed consent (2) Those whose legally acceptable representatives provide written informed consent |
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(1)新型コロナウイルス(以下、SARS-CoV-2)に感染している者又は感染歴のある者(代諾者からの聴取による:ただし、コホート2は感染歴を有する者も組入れ可とする) (2)SARS-CoV-2感染者との濃厚接触者と判定されて14日間以内の者(ただし、検査により感染が否定された者は除く)(代諾者からの聴取による:ただし、コホート2は感染歴を有する者も組入れ可とする) (3)過去に新型コロナワクチン(未承認薬を含む)の接種を受けた者 (4) KD-414の成分(チメロサール)によってアナフィラキシーを呈したことがあることが明らかな者 (5)妊娠中の女性、妊娠している可能性のある女性、治験薬最終接種28日後検査終了前に妊娠を希望する女性、初経を迎えた女性において、避妊法(避妊具、避妊薬の使用、手術等)を用いることに同意しない女性 (6)進行性骨化性線維異形成症の者 (7)過去にギラン・バレー症候群又はその他の脱髄疾患の既往がある者 (8)毛細血管漏出症候群の既往のある者 (9)臨床的に重大な出血を呈している者、もしくは筋肉内注射又は静脈内注射後に重大な出血や内出血の既往のある者 (10)過去に血小板減少症又は血小板減少症を伴う静脈もしくは動脈の血栓症を呈したことがある者 (11)無脾症候群を含む免疫抑制又は免疫不全状態にある者、もしくはこれらの疑いのある者 (12)治験薬1回目接種日から過去4箇月(120日)以内に他の治験に参加し、他の治験薬(プラセボを除く)の投与を受けた者、本治験期間中に他の治験に参加予定のある者、又は新型コロナワクチンの接種を受ける予定のある者 (13)治験薬1回目接種日から過去3箇月(90日)以内に輸血又はガンマグロブリン製剤の投与を受けた者又は過去6箇月(180日)以内にガンマグロブリン製剤の大量療法(200 mg/kg以上)を受けた者 (14)治験薬1回目接種日から過去6箇月(180日)以内に免疫機能に影響を与える治療*を受けた者 *放射線治療、免疫抑制剤(外用薬は使用可)、免疫抑制療法、抗リウマチ剤、副腎皮質刺激ホルモン剤、副腎皮質ステロイド剤(プレドニゾロン換算で1日総量2 mg/kg以上かつ14日間以上の治療期間となった場合。ただし、外用薬は使用可。) (15)心臓血管系疾患、腎臓疾患、肝臓疾患、血液疾患、発育障害、呼吸器疾患及び糖尿病などの基礎疾患を有し、症状が安定していない者で、治験参加に支障があると治験責任医師又は治験分担医師が判断した者 (16)その他、治験責任医師又は治験分担医師が本治験の被験者として不適格と判断した者 |
(1) Those who are infected with novel coronavirus (hereinafter referred to as SARS-CoV-2) or have a history of infection (based on the interview with the legally acceptable representatives; however, those with a history of infection may be included in Cohort 2) (2) Those who were judged to be close contact with SARS-CoV-2-infected persons within 14 days (excluding persons whose infection was ruled out by tests) (based on the interview with the legally acceptable representatives; however, those with a history of infection may be included in Cohort 2) (3) Subjects who have received a COVID-19 vaccine (including unapproved vaccines) in the past (4) Subjects with a known history of anaphylaxis due to the ingredient of KD-414 (thimerosal) (5) Female subjects who are pregnant, may be pregnant, are desiring to become pregnant before completion of the test 28 days after the last dose of the study drug or had menarche who do not agree to use contraceptive method (use of contraceptive devices and drugs, surgery, etc.) (6) Subjects with fibrodysplasia ossificans progressiva (7) Subject with a history of Guillain-Barre Syndrome or other demyelinating diseases (8) Subjects with a history of capillary leak syndrome (9) Subjects with clinically significant bleeding, or a history of significant bleeding or internal bleeding after intramuscular or intravenous injection (10) Subjects with a history of thrombocytopenia or venous or arterial thrombosis associated with thrombocytopenia (11) Subjects with known or suspected immunosuppression or immunodeficiency including asplenic syndrome (12) Subjects who have participated in any other clinical study and received any other investigational product (excluding placebo) within 4 months (120 days) before the first dose of the study drug, who are planning to participate in any other clinical study during the study period, or who are scheduled to receive a COVID-19 vaccine (13) Subjects who have received blood transfusion or administration of gamma globulin preparation within 3 months (90 days), or massive dose therapy of gamma globulin preparation (>= 200 mg/kg) within 6 months (180 days) before the first dose of the study drug (14) Subjects who have received any treatment* that may affect the immune function within 6 months (180 days) before the first dose of the study drug *Radiotherapy, immunosuppressive drugs (external use is allowed), immunosuppressive therapy, antirheumatic drugs, adrenocorticotropic hormone, corticosteroids (treatment at prednisolone equivalent doses >= 2 mg/kg/day and for >= 14 days, but external use is allowed) (15) Subjects with an underlying disease such as cardiovascular disease, renal disease, hepatic disease, hematological disease, developmental disorder, respiratory disease, and diabetes mellitus, whose symptoms are not stable, and who are judged by the investigator or subinvestigator to be difficult to participate in the study (16) Subjects who are judged by the investigator or subinvestigator to be ineligible as subjects of this study for any other reason |
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6ヶ月 以上 | 6month old over | |
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12歳 未満 | 12age old not | |
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男性・女性 | Both | |
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COVID-19の予防 | The prevention of COVID-19 | |
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あり | ||
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KD-414を1回0.5 mLずつ2回、28日の間隔で筋肉内に接種する。 | Administer KD-414 intramuscularly a dose of 0.5 mL twice at an interval of 28 days. | |
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【免疫原性】 ・治験薬2回目接種28日後のSARS-CoV-2(D614)のシュードウイルスに対する中和抗体価の幾何平均値 ・治験薬2回目接種28日後のSARS-CoV-2(D614)のシュードウイルスに対する中和抗体陽転率 【安全性】 ・治験薬1回目接種後から治験薬2回目接種後検査までに発現した全ての有害事象、有害事象による死亡、死亡以外の重篤な有害事象、重要な有害事象、重症度の高い(Grade 3以上)有害事象の発現割合及び治験薬との因果関係 ・治験薬2回目接種後検査後からフォローアップ完了までに発現した有害事象による死亡、死亡以外の重篤な有害事象の発現割合及び治験薬との因果関係 ・特定局所有害事象の発現割合、重症度、発現までの日数、持続日数、接種回別の発現割合及び治験薬との因果関係 ・特定全身有害事象の発現割合、重症度、発現までの日数、持続日数、接種回別の発現割合及び治験薬との因果関係 ・特定外有害事象の発現割合、重症度、発現までの日数、持続日数、接種回別の発現割合及び治験薬との因果関係 ・各治験薬接種後から接種6日後までの最高体温 |
[Immunogenicity] -Geometric mean of neutralizing antibody titers against SARS-CoV-2 (D614) pseudovirus at 28 days after the second dose of the study drug -Seroconversion rate of neutralizing antibodies against SARS-CoV-2 (D614) pseudovirus at 28 days after the second dose of the study drug [Safety] -The incidence of any AEs, AEs resulting in death, serious adverse events (SAEs) other than death, significant AEs, and severe (Grade >= 3) AEs occurring during the period after the first dose of the study drug to the tests after the second dose of the study drug and causal relationship with study drug -Incidence of AEs resulting in death and SAEs other than deaths occurring during the period from the tests after the second dose of the study drug to the completion of follow-up and causal relationship with study drug -Incidence, severity, time to onset, duration, incidence by the number of doses, and causal relationship with study drug for specific local AEs -Incidence, severity, time to onset, duration, incidence by the number of doses, and causal relationship with study drug for specific systemic AEs -Incidence, severity, time to onset, duration, incidence by the number of doses, and causal relationship with study drug for non-specific AEs -Maximum body temperature during the period from after each administration of the study drug to 6 days after administration |
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医薬品 | ||
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未承認 | ||
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KD-414 |
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募集終了 |
Not Recruiting |
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KMバイオロジクス株式会社 |
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KM Biologics Co., Ltd. |
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国立研究開発法人日本医療研究開発機構 | Japan Agency for Medical Research and Development |
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非該当 |
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厚生労働省 | Ministry of Health, Labour and Welfare |
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非該当 |
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医療法人社団 藤啓会 北町診療所治験審査委員会 | Medical Corporation TOUKEIKAI Kitamachi Clinic IRB |
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東京都武蔵野市吉祥寺北町一丁目1番3号 | 1-1-3,Kichijoji-kitamachi,Musashino-shi,Tokyo,180-0001,Japan, Tokyo |
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03-6779-8166 | |
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chi-pr-cirb-kitamachi@cmicgroup.com | |
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承認 |
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無 | No |
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設定されていません |
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設定されていません |