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Study breakdown

How Emergency Departments Handle Cannabis-Related Emergencies

ReviewModerate evidence
The takeaway

This review outlines best practices for diagnosing and managing cannabis-related emergencies, including differences between natural and synthetic cannabinoid presentations.

Healthcare professionals, emergency medicine practitioners, and anyone wanting to understand how cannabis emergencies are medically managed.

What the researchers found

Emergency departments are seeing increasing cannabis-related visits; management differs significantly between natural cannabis and synthetic cannabinoid presentations, with synthetic products carrying higher risk of severe outcomes.

Why it matters

As cannabis use rises, ER visits for cannabis-related symptoms are climbing. Clinicians need clear guidance on distinguishing between natural and synthetic cannabinoid emergencies, which require different treatment approaches.

The numbers in context

No specific sample size — this is a clinical review synthesizing existing evidence on cannabis emergency presentations.

How the study worked

Narrative review of current literature on cannabinoid pathophysiology, clinical presentations, and evidence-based management strategies for acute cannabis-related emergencies.

What this study cannot tell us

As a narrative review, this does not include systematic evidence grading. Management recommendations may evolve as more clinical data accumulates.

How to read the evidence

Narrative review synthesizing current clinical evidence — provides practical guidance but lacks systematic methodology.

When this study was published

Recent review reflecting current emergency medicine practices in the context of expanding cannabis legalization.

The bigger picture

Emergency medicine is adapting to a new landscape where cannabis-related visits are routine. Clear clinical protocols help ensure patients receive appropriate care rather than one-size-fits-all treatment.

Questions still open

  • How do emergency outcomes differ between states with legal vs. illegal cannabis markets? Could standardized triage protocols reduce mismanagement of cannabis emergencies?

Common questions

What are the most common cannabis-related emergencies?
Acute intoxication symptoms (anxiety, paranoia, tachycardia), cannabinoid hyperemesis syndrome, and synthetic cannabinoid toxicity are among the most frequent presentations.
Are synthetic cannabinoid emergencies different from natural cannabis?
Yes — synthetic cannabinoids can cause seizures, severe psychosis, and organ damage, requiring more aggressive treatment than natural cannabis intoxication.

Read the original research

Diagnosis and management of cannabis-related emergencies.

Emergency medicine practice, 27(12), 1-24

Citation

Williams, Mollie V; Byerrum, Reese C. (2025). Diagnosis and management of cannabis-related emergencies.. Emergency medicine practice, 27(12), 1-24.

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