Related Experiment Video
Updated: Aug 26, 2025
07:15
Tactile Vibrating Toolkit and Driving Simulation Platform for Driving-Related Research
Published on: December 18, 2020
4.6K
How do safety warnings on medicines affect prescribing?
Barbara Mintzes1, Ellen Reynolds2, Priya Bahri3
1Charles Perkins Centre and School of Pharmacy, Faculty of Medicine and Health, the University of Sydney, Sydney, Australia.
Expert Opinion on Drug Safety
|October 8, 2022
Summary
Regulatory agencies issue post-market safety advisories to improve medicine safety. However, inconsistent warnings and limited doctor awareness impact their effectiveness, potentially leading to varied patient risk.
Area of Science:
- Pharmacovigilance and Regulatory Science
- Public Health Policy
- Clinical Practice Research
Background:
- Adverse drug events necessitate post-approval safety advisories from regulatory bodies.
- International regulatory agencies issue varying safety advisories for medicines.
- Assessing the impact of these advisories on clinical practice is crucial for patient safety.
Approach:
- Comparative analysis of safety advisories from Australian, Canadian, Danish, UK, and US regulators (2007-2016).
- Evaluation of regulatory decision-making, prescribing patterns, and healthcare provider awareness.
- Inclusion of case studies and narrative review of existing research.
Key Points:
- Significant variability exists in the issuance, timing, and content of safety advisories across different national regulators.
- Post-market advisories are associated with an average 6% reduction in prescribing.
- Healthcare professionals demonstrate limited awareness, uptake, and sometimes skepticism towards safety warnings.
Conclusions:
- Disparities in safety warnings may expose patients to unequal levels of risk.
- Enhanced integration of safety information into clinical workflows is essential.
- Improved transparency, independence, and public involvement in regulatory decision-making are needed to optimize medicine safety.
Related Concept Videos
01:19Pharmacovigilance
963
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...
963
01:25Drug Regulation
1.7K
Drug regulation encompasses the management of drug usage by evaluating its safety and efficacy through assessments conducted by regulatory authorities. Regrettably, the history of drug regulation is marred by several catastrophic events. One such incident is the Elixir Sulfanilamide tragedy, in which the toxic compound diethyl glycol was included in a sweet-tasting medication, leading to numerous fatalities. This event prompted the enactment of the Food, Drug, and Cosmetic Act in 1938. Under...
1.7K
01:02Prescription, Nonprescription and Orphan Drugs
833
Prescription drugs require a prescription from a medical practitioner and can only be obtained from a pharmacy. They have many applications, including treating pain, anxiety, and hypertension.
The misuse and addiction to prescription drugs is a growing problem that can affect people of all age groups, specifically teenagers. This can happen when prescription medications are used in ways not intended by the prescriber, such as taking someone else's prescription or using medication for...
The misuse and addiction to prescription drugs is a growing problem that can affect people of all age groups, specifically teenagers. This can happen when prescription medications are used in ways not intended by the prescriber, such as taking someone else's prescription or using medication for...
833
01:21Factors Affecting Drug Response: Overview
2.1K
When it comes to infants and young children, they are typically administered smaller doses of medication in comparison to adults. This is primarily because their organ functions still need to fully develop, meaning their bodies are not as efficient at metabolizing or eliminating drugs. Additionally, their blood-brain barrier is more permeable than in adults. As a result, high concentrations of drugs can easily penetrate the central nervous system (CNS), potentially leading to neurological...
2.1K
01:15Drug Abuse and Addiction: Pharmacological Phenomena
625
Drug dependence, abuse, and addiction are complex phenomena that can precipitate various abnormal states. Physical dependence refers to a state of pharmacological adaptation to a drug. This adaptation often results in tolerance—a reduced response to the drug after repeated administrations. When the drug use is abruptly stopped, withdrawal symptoms occur due to the body's need to readjust from the pharmacologically induced imbalance. However, tolerance and withdrawal symptoms do not...
625
01:28Drug Therapy
90
The advent of drug therapy has profoundly shaped modern mental health care, providing targeted treatments for a range of psychological disorders. Psychotherapeutic drugs, classified into antianxiety, antidepressant, and antipsychotic medications, address symptoms across anxiety disorders, mood disorders, and schizophrenia. While these medications have transformed patient outcomes, they require careful management due to their potential side effects and limitations.
Antianxiety Medications
Antianxiety Medications
90