The FDA Office of Generic Drugs ensures affordable, high-quality generic medications reach patients by reviewing applications, enforcing bioequivalence standards, and managing patent exclusivity under GDUFA and the Hatch-Waxman Act.
Clindamycin can trigger a dangerous gut infection called C. difficile. Learn the warning signs, when to seek care, and how to protect yourself from this serious antibiotic side effect.
Quercetin supplements can dangerously raise levels of common medications by blocking liver enzymes. Learn which drugs are affected, who's at risk, and how to avoid life-threatening interactions.
Evergreening lets pharmaceutical companies extend drug patents with minor tweaks, blocking cheaper generics and keeping prices high. Learn how this legal strategy impacts drug access and what’s being done to stop it.
Grapefruit can dangerously interfere with warfarin and certain SSRIs by blocking CYP450 enzymes that break down medications. Learn which drugs are at risk, why timing doesn't help, and what to do to stay safe.
The FDA's Purple Book is the official guide to biosimilars and interchangeable biological products in the U.S. Learn how it works, why interchangeability matters, and how to find approved products for safer, lower-cost treatment options.
Stability testing ensures pharmaceuticals remain safe and effective after manufacturing. Learn how ICH guidelines, real-time monitoring, and advanced analytics protect drug quality over time.
A drug formulary is your insurance plan's list of covered medications, organized into tiers that affect your out-of-pocket costs. Learn how tiers work, how to check your formulary, and what to do if your drug isn't covered.
Learn how to verify drug authenticity using official tools like the EU FMD and U.S. DSCSA systems. Spot counterfeit drugs, use QR codes, and understand the latest verification technologies to protect your health.
Chemotherapy remains a cornerstone of cancer treatment, but drug interactions can be dangerous. Learn how common medications, supplements, and genetics affect chemo safety and effectiveness.