Reports suggest that self-styled vigilantes in San Francisco are spraying Narcan, a medication aimed at reversing opioid overdoses, into the noses of homeless individuals without their consent. These actions are often filmed and shared online, apparently as a means to boast about their behavior on social media.
This disturbing trend appears to have emerged as a way to push homeless people off the streets. One incident involved a 43-year-old man named Nestor Garcia, who was attacked at United Nations Plaza, causing severe nausea and vomiting after the Narcan was administered without warning.
Garcia described feeling completely out of control; he was nodding off when a stranger forced the Narcan nozzle into his nose, leading to a painful withdrawal experience. “He knew I was still awake. He certainly had bad intentions,” Garcia stated, recalling the incident with distress.
The shock of the sudden withdrawal was debilitating for him, feeling as if he were trapped in a nightmare.
Narcan is known for its ability to quickly reverse opioid overdoses by blocking opioid receptors in the brain. It’s typically harmless for those without opioids in their system. However, for individuals dependent on opioids, it can provoke harsh withdrawal symptoms like intense nausea, sweating, and an overwhelming craving for more substances.
The drug’s effects typically last about an hour, during which time the user cannot take opioids, making it an extremely uncomfortable experience for many.
San Francisco has seen over 3,500 overdose deaths in the last four years, prompting health officials to distribute Narcan widely since 2021. Interestingly, this life-saving medication is now being misused as a weapon by locals aiming to remove homeless individuals from city areas.
Several individuals on the streets shared their fears, stating they’ve encountered strangers threatening to spray Narcan at them. One man, Kenneth Byrd, expressed his disbelief: “They use it like a weapon.” Another, Henry Jones, recounted an experience that left him shaken, stating he wouldn’t wish such treatment on anyone.
Despite some online commenters applauding the tactics as a form of vigilante justice, the incidents have bred an atmosphere of fear among the homeless population. A viral Instagram clip shows someone administering Narcan to a drug user on the sidewalk, with the caption celebrating it as a way to “clean up the streets.” This video has garnered millions of views and many positive comments, which could be seen as alarming.
In the midst of San Francisco’s ongoing struggle with rampant drug use and a visible homelessness crisis, community responses have varied. Residents often voice their frustrations regarding inadequate enforcement and support from city officials. Plans have been proposed to increase police presence and mobile command units, but many argue these measures are insufficient.
Health experts have condemned the misuse of Narcan and stressed the ethical implications of such actions. Dr. Ayesha Appa, an addiction specialist, described the practice as not only mean but also dangerous, especially for those with existing health issues.
The Department of Public Health has echoed these concerns, emphasizing that Narcan should be administered responsibly and not used to inflict distress on individuals in vulnerable situations.

