Tag: Constricted pupils

Over 140 Americans die from opioid-related overdoses every day, a condition where constricted pupils, or miosis, are a classic sign. Understanding **what poisoning causes pupils to constrict** is vital for rapid diagnosis and potentially lifesaving intervention in an emergency, as it points to specific classes of toxins and drugs.

Opioids are one of the most common drug classes known to cause constricted pupils (miosis) by affecting the central nervous system. Understanding which medication causes the pupil to constrict is crucial for both medical professionals and patients to identify potential drug effects and overdoses.

According to medical professionals, observing pupil size can provide valuable clues about a person's state of intoxication, but it's not a straightforward answer. The physiological response to drugs is complex, meaning the answer to the question, "Are your pupils supposed to be big or small when high?", depends entirely on the substance consumed.