Related Experiment Video
Updated: Jun 20, 2026
10:17
High-throughput and Comprehensive Drug Surveillance Using Multisegment Injection-Capillary Electrophoresis-Mass Spectrometry
Published on: April 23, 2019
[Postmarketing surveillance studies in community pharmacies]
Karen Nieber1, Walter Lehmacher
1Universität Leipzig, Institut für Pharmazie, Talstr. 33, 04103 Leipzig. Nieber@rz.uni-leipzig.de
Medizinische Monatsschrift Fur Pharmazeuten
|September 26, 2009
Summary
Pharmacy-based studies on non-prescription medicines provide valid insights into usage, effectiveness, and safety. This research highlights the importance of postmarketing surveillance for over-the-counter drugs.
Area of Science:
- Pharmacovigilance
- Drug utilization research
- Pharmacy practice
Context:
- Postmarketing surveillance is standard for prescription drugs but less common for non-prescription medicines.
- Pharmacy-based observational studies are underutilized for evaluating over-the-counter (OTC) medications.
- This study focuses on 22 postmarketing surveillance studies conducted in German community pharmacies.
Purpose:
- To assess the validity and contribution of pharmacy-based observational studies to understanding self-medication practices.
- To evaluate the knowledge gained regarding the use, effectiveness, and safety of non-prescription drugs.
- To determine the reliability of findings from postmarketing surveillance of OTC medications.
Summary:
- Postmarketing surveillance studies involving non-prescription medications in German pharmacies were analyzed.
- The comparative evaluation demonstrated that these studies yield valid and meaningful data on drug usage, effectiveness, and safety.
- Findings indicate that claims regarding drug efficacy in such studies may sometimes be influenced by marketing objectives.
Impact:
- Establishes the value of pharmacy-based surveillance for non-prescription medicines.
- Provides evidence for the utility of observational studies in drug safety and effectiveness research for OTC products.
- Highlights the need for critical appraisal of efficacy claims in the context of marketing interests.
Related Concept Videos
01:19Pharmacovigilance
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...
01:11Clinical 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...
01:26Therapeutic Drug Monitoring: Drug Analysis Methods
Therapeutic Drug Monitoring (TDM) is a clinical practice that measures specific drug levels in a patient's blood or body tissues to tailor drug therapy effectively. This monitoring is critical for managing drugs with narrow therapeutic indices like digoxin and phenytoin, ensuring they are both safe and effective. For instance, monitoring theophylline levels in asthma patients involves precision and sensitivity to adjust doses according to individual responses to therapy, ensuring efficacy and...
01:16Clinical 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...
01:12Analysis of Population Pharmacokinetic Data
Analysis of population pharmacokinetic data involves studying the behavior of drugs within diverse populations to understand their pharmacokinetic parameters. Traditional pharmacokinetic methods typically involve collecting samples from a few individuals and estimating these parameters. While these methods are commonly used, they have limitations in capturing the variability in drug response among individuals or heterogeneous populations. Population pharmacokinetics is employed to address these...
01:26Pharmaceutical Poisoning: Potential Scenarios
Pharmaceutical poisoning can occur through various channels, impacting an estimated 2 million hospitalized patients in the U.S. annually with serious adverse drug responses. These scenarios encompass both therapeutic uses, such as drug toxicity, where even standard dosages can lead to severe central nervous system depression, and non-therapeutic exposures, including accidental ingestion by children, and environmental and occupational exposures.Unintentional poisonings often involve exploratory...