Medications lose potency over time due to chemical breakdown from heat, moisture, and light. Expiration dates guarantee at least 90% strength - not safety. Some drugs fail faster than others. Never risk expired antibiotics, epinephrine, or insulin.
Learn the key difference between dose-related and non-dose-related side effects in pharmacology. Understand why some reactions are predictable and others strike without warning - and how this affects your medication safety.
OTC sunscreens aren't just for the beach. Learn how SPF, broad spectrum, and reapplication really work to protect your skin from sun damage and skin cancer - backed by science and real-world testing.
PAMORAs like methylnaltrexone, naloxegol, and naldemedine treat opioid-induced constipation without reducing pain relief. Learn how they work, who benefits most, and why they’re often more effective than traditional laxatives.
Lithium, valproate, and carbamazepine are powerful mood stabilizers with dangerous drug interactions. Learn how NSAIDs, diuretics, and other meds can affect their levels-and what to do to stay safe.
Levothyroxine and proton pump inhibitors can interfere with each other, reducing thyroid hormone absorption. Learn how PPIs affect levothyroxine, what to do if your TSH rises, and safer alternatives to manage both conditions.
Switching to generic medications is safe for most people, but monitoring your health is crucial - especially if you're on drugs with narrow therapeutic indices like thyroid meds, blood thinners, or seizure drugs. Track symptoms, lab results, and NDC numbers after the switch.
Learn how to read OTC drug labels to avoid dangerous overdoses. Understand active ingredients like acetaminophen and ibuprofen, why brand names are misleading, and how to safely combine medications.
Combining NSAIDs like ibuprofen or naproxen with blood thinners can cause life-threatening bleeding. Learn the risks, safer alternatives, and what to do if you're already taking both.
Generic drugs are not cheap imitations - they're FDA-approved equivalents of brand-name medications with the same active ingredients and effectiveness. Learn the truth behind the myths and why generics save billions without sacrificing safety.