‘Zombie’ Drug Crisis in San Francisco:Shocking videos showing individuals in a “zombie-like” state on the streets of San Francisco have gone viral across social media, sparking widespread concern and debate about the city’s ongoing drug epidemic. The footage that displays people who are bent over motionless or disoriented has become a disturbing symbol of the devastating impact of synthetic drugs like fentanyl and emerging substances such as xylazine.
‘Zombie’ Drug Crisis in San Francisco: Viral Videos
Recent clips circulating online depict dozens of individuals standing hunched, swaying, or frozen in place in areas like the Tenderloin district. This posture is often referred to as the “fentanyl fold,” a condition linked to heavy opioid sedation.
Imagine spending money to visit San Francisco.
The place is a dump filled with zombie drug addicts and career criminals. pic.twitter.com/hik4bgMczw
— Citizen Free Press (@CitizenFreePres) September 19, 2023
The visuals have fueled global hysteria because many viewers question whether the scenes are exaggerated or staged. However, officials note that while some viral clips may be old, they still reflect a very real and ongoing public health crisis.
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The Science Behind the ‘Zombie-like’ State
Experts emphasize that the term “zombie drug” is not literal but descriptive of the physical effects caused by certain substances.
1. Fentanyl
Fentanyl, which functions as a synthetic opioid, possesses a strength that exceeds heroin by 50 times. The substance functions as the main cause that leads to San Francisco overdose fatalities.
The substance causes breathing to slow down and consciousness to decrease until users reach a semiconscious state, which results in a “frozen” body position.
2. Xylazine (‘Tranq’)
Veterinary doctors use xylazine as a non-opioid sedative because they need to control their animals. Fentanyl is now being used as the common drug, which results in xylazine becoming a frequent addition to its use. The drug produces intense sedation, which causes a reduction in heart rate together with extremely low blood pressure.
The drug is commonly referred to as a “zombie drug” because it can render users unresponsive while causing them to lose their physical abilities.
Health experts warn that people often don’t even know xylazine is present in the drugs they consume.
Scale of the Crisis in San Francisco

The mid-2010s experienced a dramatic rise in overdose deaths because fentanyl became widely available. The city of Tenderloin declared a state of emergency during the year 2021. The city reported approximately 625 overdose fatalities during the year 2025. The first month of 2026 recorded almost 100 fatalities according to initial reports.
SAN FRANCISCO 7th & Market st pic.twitter.com/d7fP7aCzqL
— jj smith (@war24182236) April 30, 2026
The authorities believe that the ongoing crisis remains unresolved despite recent data which shows a small decrease in death rates.
While the city’s Mayor, London Breed, has touted that his administration has led the “takedowns” of drug trafficking rings, the reality on the streets captured in these videos suggests a different story. There is mounting pressure to implement “shelter-first” mandates and more rigorous street sweeps in San Francisco.
San Francisco authorities implement multiple strategies for their drug problem solution:
- Expand its addiction treatment operations through new recovery facilities
- Enhance its drug enforcement capabilities through increased police activities and higher drug seizure rates.
- Increase naloxone distribution to enable people to reverse their overdoses.
- New drugs which enter the market through its monitoring system.
Experts believe that sustainable solutions need to confront fundamental problems which include both homelessness and inadequate mental health services.
Are People Turning Into ‘Zombies’?
Medical specialists state that the word “zombie” is being used as a metaphor. The people involved experience extreme drug-induced sedation which keeps them unconscious and prevents recovery.












