Why Does Benadryl Make You Sleepy? The Science Behind Drowsiness

Why Does Benadryl Make You Sleepy? The Science Behind Drowsiness

The first time you take Benadryl for allergies, the drowsiness hits like a wave—unexpected, overwhelming, and undeniable. You blink through the blur of your eyelids, wondering why a pill meant to stop sneezing is turning you into a human lullaby. This paradox isn’t just a quirk; it’s a direct consequence of how the drug manipulates … Read more