Medication Errors: What They Are, How They Happen, and How to Stop Them

When you take a pill, you expect it to help—not hurt. But medication errors, mistakes in prescribing, dispensing, or taking medicine that can lead to harm or death. Also known as drug errors, they’re one of the leading causes of preventable hospital visits in North America. These aren’t just rare accidents. They happen every day because of simple oversights: wrong dosage, confused drug names, missed instructions, or not knowing how a pill interacts with food, alcohol, or another medication.

Drug interactions, when two or more medications react in a harmful way inside your body are a big part of the problem. Mixing alcohol with antibiotics like metronidazole or painkillers might seem harmless, but it can crash your blood pressure or overload your liver. Prescription safety, the practice of ensuring every step of your medication journey—from doctor’s note to your medicine cabinet—is accurate and safe isn’t just the doctor’s job. It’s yours too. That’s why asking your pharmacist questions—like "What happens if I skip a dose?" or "Can this interact with my vitamins?"—isn’t being difficult. It’s staying alive.

Even something as small as confusing brand and generic names can cause trouble. One person takes "Neurontin" thinking it’s unique, not realizing it’s just gabapentin. Another takes "Keftab" and doesn’t know it’s cephalexin, so they avoid it after a bad reaction to another antibiotic. Medication adherence, taking your drugs exactly as directed, at the right time, in the right amount is harder than it sounds. Life gets busy. Pills look alike. Instructions are confusing. And if you’re on five or more meds, you’re not alone—most people over 65 are. But skipping doses or doubling up can land you in the ER.

The system isn’t perfect. Generic drug competition doesn’t always mean lower prices. Regulatory exclusivity can delay cheaper versions for years. Pharmacies are rushed. Doctors are overloaded. But you don’t have to be a victim. You can be the last line of defense. Know your meds. Write them down. Ask again if something doesn’t make sense. Check labels every time you pick up a refill—because the bottle might say something different than last month.

What you’ll find here aren’t just stories. These are real cases, real fixes, and real advice from people who’ve been there. From how to talk to your doctor about generics, to why timing your pills matters more than you think, to what to do if you accidentally take two doses—this collection gives you the tools to spot trouble before it hits. No fluff. No jargon. Just what you need to keep yourself and your loved ones safe.

Five Essential Rules for Taking Medication Safely

Five Essential Rules for Taking Medication Safely

Follow these five essential rules to take your medication safely and avoid dangerous errors. Learn how to check pills, time doses correctly, avoid interactions, understand why you're taking each drug, and build habits that keep you protected.

Ruaridh Wood 19.11.2025