Many common medications increase sun sensitivity, leading to severe burns or long-term skin damage. Learn which drugs cause photosensitivity, how to protect your skin, and why regular sunscreen often isn't enough.
Learn how to tell the difference between medication errors and drug side effects-why confusing them puts patients at risk and how to spot each one correctly.
Many people think antihistamines stop working over time, but true tolerance is rare. Learn why your allergy meds might seem less effective-and what actually helps when they don't.
Eccentric training is the most effective, evidence-based treatment for tendinopathy. Learn how to do it right for Achilles and patellar tendon pain, why injections often fail, and what really works long-term.
Learn how CYP2C9 and VKORC1 gene variants affect warfarin dosing and bleeding risk. Discover why genetic testing can prevent dangerous side effects and improve anticoagulation control.
Most headaches are harmless, but sudden, severe pain with neurological symptoms could signal a life-threatening condition. Learn the red flags that mean immediate medical care is needed.
Look-alike and sound-alike medication names cause thousands of preventable errors each year. Learn which drug pairs are most dangerous, why mistakes keep happening, and how patients and staff can stop them.
Over 270 medications are still in short supply in the U.S. as of December 2025, including chemotherapy drugs, IV fluids, and ADHD medications. Learn which ones are hardest to find and what you can do if your prescription is affected.
Learn how to report a suspected adverse drug reaction to the FDA using MedWatch. Step-by-step guide for patients, caregivers, and providers on what to report, how to submit, and why it matters for drug safety.
Knowing when to seek a second opinion about medication side effects can prevent serious health risks. Learn the key signs, which drugs carry the highest risk, and how to prepare for a second opinion that actually makes a difference.