Drug Safety Guides
Educational articles to help you understand FDA adverse event data, drug safety topics, and how to use this information responsibly.
Understanding the Data
Learn how FDA adverse event data works and what it can tell you.
What Is FAERS? Understanding FDA Adverse Event Data
Learn what the FDA Adverse Event Reporting System (FAERS) is, how reports are collected, and what this data can and cannot tell you about drug safety.
Read guide →Drug Side Effects vs. Adverse Events: What's the Difference?
Understand the important distinction between expected drug side effects and adverse events reported to the FDA, and why this matters for interpreting safety data.
Read guide →How to Read Drug Safety Data on This Site
A practical guide to understanding the statistics, charts, and metrics shown on Drug Fact Check drug pages, reaction pages, and analysis pages.
Read guide →Common Adverse Reactions Explained: What They Actually Mean
Learn what the most frequently reported adverse reactions in the FDA FAERS database actually mean, from 'drug ineffective' to 'off-label use' and beyond.
Read guide →Drug Safety
Important safety topics including interactions and generic drugs.
Drug Interactions: What You Need to Know
Understand how drug interactions work, why polypharmacy increases risk, and how to identify potential interaction warnings in FDA adverse event data.
Read guide →Generic vs. Brand-Name Drugs: Safety and Reporting Differences
Learn how generic and brand-name drugs compare in safety and adverse event reporting, and why FAERS data may look different for generic versions.
Read guide →Taking Action
How to use this information and contribute to drug safety.
How to Talk to Your Doctor About Medication Concerns
Practical advice for discussing drug side effects, adverse event data, and medication concerns with your healthcare provider effectively.
Read guide →How and Why to Report Side Effects to the FDA
Learn how to submit an adverse event report to the FDA through MedWatch, why your report matters, and what happens after you file it.
Read guide →Disclaimer
These guides are for educational purposes only and do not constitute medical advice. Always consult your healthcare provider about your specific medications and health concerns.