OKLAHOMA — A 15-year-old Oklahoma girl is brain dead after participating in the dangerous TikTok trend known as the “Benadryl challenge,” her family has confirmed in a heartbreaking update.

The teen, whose name has been withheld by family request, overdosed on large amounts of Benadryl (diphenhydramine) in an attempt to experience hallucinations, a reckless trend that has circulated on social media for years. She was rushed to the hospital in critical condition and placed on life support.

Despite aggressive medical intervention, doctors determined she suffered irreversible brain damage. The family has shared devastating photos of her in the hospital, including one showing her intubated with a stuffed animal by her side, as they prepare to say their final goodbyes.

Benadryl is an over-the-counter antihistamine, but in extreme doses it can cause severe hallucinations, seizures, heart arrhythmias, and potentially fatal complications — especially in adolescents. Health officials have repeatedly warned against the “Benadryl challenge,” which has already claimed several young lives across the country.

The girl’s family is devastated and is now speaking out in hopes of preventing other teens from making the same tragic mistake. They described her as a vibrant, beautiful girl with her whole life ahead of her before the incident.

This latest tragedy highlights the ongoing dangers of viral social media challenges, particularly those involving easily accessible medications. Medical experts strongly advise parents to monitor their children’s online activity and properly secure all medications in the home.

Our deepest condolences go out to the girl’s family and loved ones during this unimaginable time. 💔

This is a developing story.