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Related Concept Videos

Clinical Trials01:16

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...
Clinical Trials: Overview01:11

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...
Pharmacovigilance01:19

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...
Bioequivalence studies: Biowaivers01:13

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...
Ethics in Research01:56

Ethics in Research

Today, scientists agree that good research is ethical in nature and is guided by a basic respect for human dignity and safety. However, this has not always been the case. Modern researchers must demonstrate that the research they perform is ethically sound.
Bioavailability Study Design: Healthy Subjects Versus Patients01:15

Bioavailability Study Design: Healthy Subjects Versus Patients

Bioavailability studies are essential for evaluating a drug's therapeutic efficacy and understanding its absorption patterns under various physiological conditions. Conducting such studies on target patient populations provides more relevant data by simulating real-world disease states. However, practical challenges often necessitate the use of young, healthy adult volunteers as study subjects.Patients may exhibit altered drug absorption patterns due to the effects of the disease itself,...

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A Clinical Trial Assessing the Safety, Efficacy, and Delivery of Olive-Oil-Based Three-Chamber Bags for Parenteral Nutrition
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Ethicovigilance in clinical trials.

David Shaw1, Alex McMahon

  • 1School of Medicine of the University of Glasgow and an associate of the Centre for Applied Ethics and Legal PhilosophyGlasgow University Dental School.

Bioethics
|April 18, 2012
PubMed
Summary

This critique finds Good Clinical Practice (GCP) ethically lacking due to vagueness and procedural density, while the Declaration of Helsinki (DoH) is overly prescriptive. Balanced ethical principles are key for clinical trial participant protection.

Keywords:
Placebosgood clinical practicelawregulationresearch ethics

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Area of Science:

  • Bioethics
  • Clinical Research Ethics
  • Regulatory Science

Background:

  • Existing critiques of Good Clinical Practice (GCP) are valid but incomplete.
  • GCP suffers from vague ethical principles and a procedural focus leading to overlooked ethical issues.
  • The Declaration of Helsinki (DoH) offers stronger ethical protection but is excessively prescriptive in certain areas.

Purpose of the Study:

  • To provide an ethical critique of the Good Clinical Practice (GCP) and Declaration of Helsinki (DoH) guidelines.
  • To identify the specific ethical shortcomings and strengths of both GCP and DoH.
  • To propose an optimal framework for ethical guidelines in clinical research.

Main Methods:

  • Ethical analysis of the content and application of GCP and DoH documents.
  • Comparative review of the ethical principles and procedural requirements within GCP and DoH.
  • Conceptual framework development for effective clinical research ethics.

Main Results:

  • GCP exhibits circular definitions, ethical vagueness, and fosters a 'box-ticking' culture, failing to adequately protect participants.
  • DoH provides more robust ethical guidance but errs on the side of being overly prescriptive.
  • Neither document perfectly balances ethical prescription with participant protection.

Conclusions:

  • Optimal ethical guidelines for clinical research should avoid both GCP's neglect and DoH's over-prescription.
  • Well-formulated ethical principles are essential for participant protection and fostering ethicovigilance.
  • A balanced approach ensures effective ethical oversight in clinical trials.