6件のランダム化プラセボ対照試験におけるセレコキシブの心血管リスク: クロス試験安全性分析
Scott D Solomon1, Janet Wittes, Peter V Finn
1Cardiovascular Division, Brigham and Women's Hospital, 75 Francis St, Boston, MA 02115, USA. ssolomon@rics.bwh.harvard.edu
Circulation
|April 2, 2008
まとめ
心血管疾患のリスクはセレコキシブ投与量によって増加し,最大リスクは400mg BIDである. 発症時の心血管疾患のリスクが高い患者は,セレコキシブで不釣り合いに大きな有害事象を経験しました.
科学分野:
- 心臓病学 心臓病学
- 薬理学 薬理学とは
- クリニック・トライアル 臨床試験
背景:
- 以前の研究では,サイクロオキシゲネーゼ-2阻害剤で心血管疾患のリスクが増加することが示されました.
- セレコキシブ投与量または基礎心血管状態のリスクへの影響に関するデータは限られていた.
研究 の 目的:
- セレコキシブに関連した心臓血管疾患のリスクを3つの投与レジメントで評価する.
- ベースラインの心血管疾患リスクと,心血管疾患に対するセレコキシブの効果との関係を評価する.
主な方法:
- 6つのプラセボ対照試験のデータを患者レベルで統合した分析.
- 7950人の患者が含まれており,少なくとも3年間の追跡計画がありました.
- 評価されたセレコキシブ用量は,400 mg QD,200 mg BID,および400 mg BIDでした.
主要な成果:
- 複合評価の総合的な危険比率は1.6 (95%CI,1.1〜2.3) であった.
- セルコキシブ投与で心血管疾患のリスクが有意に増加した (P=0.0005).
- 最も高いリスクは400 mg BID用量 (HR, 3.1; 95% CI, 1.5 から 6.1) と,最も低いリスクは400 mg QD (HR, 1.1; 95% CI, 0.6 から 2.0) と関連していました.
- 発症時の心血管疾患のリスクが高い患者は,セレコキシブ関連の有害事象が不均衡に増加した (P for interaction=0.034).
結論:
- 証拠は,セレコキシブ投与量と患者の基礎心血管リスクに基づいて,異なる心血管リスクを示唆しています.
- 発見は,選択性サイクロオキシゲネーゼ-2抑制から恩恵を受ける患者の治療決定を導くのに役立ちます.
関連する概念動画
Clinical Trials
Clinical trials are prospective experimental studies conducted on humans to determine the safety and efficacy of treatments, drugs, diet methods, and medical devices. Using statistics in clinical trials enables researchers to derive reasonable and accurate conclusions from the collected data, allowing them to make wise decisions in uncertain situations. In medical research, statistical methods are crucial for preventing errors and bias.
There are four phases in a clinical trial. A phase one...
There are four phases in a clinical trial. A phase one...
Clinical Trials: Overview
Clinical development focuses on how the drug will interact with the human body and encompasses four key phases of clinical trials, each serving a specific purpose in assessing the safety and effectiveness of new drugs. These phases overlap and build upon one another. Phase I involves a small group of healthy volunteers (typically 20-80 individuals) or, in cases where significant toxicity is expected, patients with the targeted disease, such as cancer or AIDS. The volunteers are tested for...
Pharmacovigilance
Post-marketing surveillance is a critical component of pharmaceutical regulation, often uncovering unanticipated adverse drug reactions (ADRs) once a drug is widely used over an extended period.
This process, termed pharmacovigilance, aims to detect, evaluate, and minimize harmful effects related to medication use. The data collection for pharmacovigilance depends on spontaneous reporting systems, where healthcare professionals or patients voluntarily report suspected ADRs.
In some cases, there...
This process, termed pharmacovigilance, aims to detect, evaluate, and minimize harmful effects related to medication use. The data collection for pharmacovigilance depends on spontaneous reporting systems, where healthcare professionals or patients voluntarily report suspected ADRs.
In some cases, there...
Cardiovascular Drugs: Classification based on Therapeutic Indications
Cardiovascular diseases, encompassing a range of conditions, can significantly affect the heart's operations and the overall circulatory system. These conditions impair the heart's ability to pump blood, leading to a deficit in oxygen supply to crucial organs. Anomalies in the heart's electrical system, known as arrhythmias, can cause heartbeats to accelerate or slow down. Usually, heart rates increase during physical activity and decrease while resting or sleeping. However, frequent irregular...
Types of Biopharmaceutical Studies: Controlled and Non-Controlled Approaches
Biopharmaceutical studies constitute a vital field aiming to enhance drug delivery methods and refine therapeutic approaches, drawing upon diverse interdisciplinary knowledge. In research methodologies, the choice between controlled and non-controlled studies significantly influences the study's reliability and accuracy.
Non-controlled studies, commonly employed for initial exploration, lack a control group, rendering them susceptible to biases and external influences. In contrast, controlled...
Non-controlled studies, commonly employed for initial exploration, lack a control group, rendering them susceptible to biases and external influences. In contrast, controlled...
Bioequivalence studies: Biowaivers
In certain scenarios, in vitro dissolution tests can replace in vivo bioequivalence studies. This is particularly true when a drug product, though available in varying strengths, maintains proportional similarity in its active and inactive ingredients. In such cases, the need for in vivo bioequivalence studies for lower strength variants may be waived, provided dissolution tests and in vivo studies on the highest strength yield satisfactory results.Bioequivalence can be indicated through...


