You probably don’t think twice before grabbing something from your medicine cabinet for allergies, sleep, or a nagging cold. After all, over-the-counter medications are widely available, affordable, and marketed as safe for everyday use. But here’s what many people don’t realize: some of these “harmless” OTC drugs can directly impact how your brain works—especially with frequent use or as you age. In fact, certain common medications have been linked to memory problems, confusion, and even increased risk of cognitive decline over time. Understanding these risks doesn’t mean you need to panic—it means you can make smarter, safer choices.
