Teen Left With ‘No Brain Activity’ After Participating In Dangerous TikTok Challenge

A 15-year-old Oklahoma girl is in intensive care after downing Benadryl for a viral, re-emerging TikTok challenge.

Leah Presson participated in the “Benadryl Challenge,” which encourages teens to film themselves while downing toxic amounts of the allergy medication to induce hallucinations and delirium.

After drinking the Benadryl, Presson experienced seizures and cardiac arrest, and after ...