Fentanyl shows up where people least expect it. It gets pressed into counterfeit pills and mixed into other street drugs, so someone can take it without ever knowing. That changes the math for families. You may be watching a loved one who has no idea what they actually took.

This is why learning the signs matters. Spotting them early can help you act before a situation turns dangerous. Below, we walk through what to watch for and what you can do next.