Take a deeper dive into our peer-reviewed emergency medicine content with the EMplify podcast. Join hosts Sam Ashoo, MD and T.R. Eckler, MD for educational, conversational reviews of current evidence guaranteed to help you make your best clinical decisions. Each high-yield episode gives you practical, time-tested guidance from practicing emergency medicine clinicians and subject-matter experts. Listen and learn!
In this episode, Sam Ashoo, MD and T.R. Eckler, MD discuss the December 2025 Emergency Medicine Practice article, Diagnosis and Management of Cannabis-Related Emergencies
Episode Outline:
- [0:00] Introduction
- Welcome and show overview by Sam Ashoo
- Mention of resources at ebmedicine.net
- [0:46] Episode Start
- Hosts introduce themselves: Sam Ashoo and Dr. T.R. Eckler
- Dr. Eckler’s background and experience with cannabis cases in Colorado
- [1:16] Topic Introduction
- Focus on diagnosis and management of cannabis-related emergencies
- Prevalence and importance in emergency medicine
- [1:34] Legal Landscape
- Overview of cannabis legality across states
- Medicinal vs. non-medicinal use
- [3:03] Increase in ED Visits
- Statistics: ~1 million cannabis-related ED visits annually
- Demographics: younger population most affected
- [3:52] Synthetics and Challenges
- Discussion of synthetic cannabinoids and their risks
- Issues with detection and legality
- [4:50] Clinical Spectrum
- Range of presentations: from nausea/vomiting to psychosis and seizures
- Impact on different age groups
- [6:34] FDA-Approved Uses
- Cannabis-derived products approved for specific medical conditions
- [7:20] Physiology and Pathophysiology
- Cannabinoid receptors (CB1 and CB2) and their effects
- Differences between plant-derived and synthetic cannabinoids
- [9:10] Chronic Use and Withdrawal
- Downregulation of receptors, withdrawal symptoms, and persistent nausea
- [10:20] Product Forms and Delivery Methods
- Smoking, edibles, oils, tinctures, suppositories, topicals, etc.
- Risks associated with concentrated forms (e.g., wax, oils)
- [12:00] Clinical Effects by System
- Psychiatric: anxiety, psychosis, paranoia
- Cardiovascular: tachycardia, MI risk, QT prolongation
- Pulmonary, renal, metabolic, dental, and ocular effects
- [13:50] Cannabinoid Hyperemesis Syndrome (CHS)
- Phases: prodrome, hyperemesis, recovery
- Hot showers as a diagnostic clue
- [16:00] Withdrawal Syndrome
- Symptoms and timeline
- Exacerbation with synthetic cannabinoids
- [18:15] Counseling and Management
- Importance of cessation and patient education
- Timeline for symptom improvement
- [18:42] Differential Diagnosis
- Broad differential for persistent nausea/vomiting and abdominal pain
- Importance of considering other causes
- [20:55] Diagnostics and Testing
- Limitations of drug screens (false positives/negatives)
- Importance of EKG, labs, and imaging as indicated
- [23:10] Treatment Approaches
- First-line: benzodiazepines, antiemetics (ondansetron, metoclopramide)
- Second-line: butyrophenones (haloperidol, droperidol), olanzapine
- Capsaicin as adjunct therapy
- [29:50] Complications and Special Considerations
- Risks of undertreatment (e.g., Boerhaave syndrome, aspiration)
- Pediatric and pregnant populations: unique risks and reporting requirements
- [36:00] Five Practice-Changing Takeaways
- Elicit cannabis use history
- Know testing limitations
- Consider ECG and appropriate labs
- Use butyrophenones when indicated
- Admit if symptoms are refractory
- [39:00] Conclusion
Emergency Medicine Residents, get your free subscription by writing resident@ebmedicine.net

In this episode, Sam Ashoo, MD and T.R. Eckler, MD discuss the December 2025 Emergency Medicine Practice article, Diagnosis and Management of Cannabis-Related Emergencies
Episode Outline:
- [0:00] Introduction
- Welcome and show overview by Sam Ashoo
- Mention of resources at ebmedicine.net
- [0:46] Episode Start
- Hosts introduce themselves: Sam Ashoo and Dr. T.R. Eckler
- Dr. Eckler’s background and experience with cannabis cases in Colorado
- [1:16] Topic Introduction
- Focus on diagnosis and management of cannabis-related emergencies
- Prevalence and importance in emergency medicine
- [1:34] Legal Landscape
- Overview of cannabis legality across states
- Medicinal vs. non-medicinal use
- [3:03] Increase in ED Visits
- Statistics: ~1 million cannabis-related ED visits annually
- Demographics: younger population most affected
- [3:52] Synthetics and Challenges
- Discussion of synthetic cannabinoids and their risks
- Issues with detection and legality
- [4:50] Clinical Spectrum
- Range of presentations: from nausea/vomiting to psychosis and seizures
- Impact on different age groups
- [6:34] FDA-Approved Uses
- Cannabis-derived products approved for specific medical conditions
- [7:20] Physiology and Pathophysiology
- Cannabinoid receptors (CB1 and CB2) and their effects
- Differences between plant-derived and synthetic cannabinoids
- [9:10] Chronic Use and Withdrawal
- Downregulation of receptors, withdrawal symptoms, and persistent nausea
- [10:20] Product Forms and Delivery Methods
- Smoking, edibles, oils, tinctures, suppositories, topicals, etc.
- Risks associated with concentrated forms (e.g., wax, oils)
- [12:00] Clinical Effects by System
- Psychiatric: anxiety, psychosis, paranoia
- Cardiovascular: tachycardia, MI risk, QT prolongation
- Pulmonary, renal, metabolic, dental, and ocular effects
- [13:50] Cannabinoid Hyperemesis Syndrome (CHS)
- Phases: prodrome, hyperemesis, recovery
- Hot showers as a diagnostic clue
- [16:00] Withdrawal Syndrome
- Symptoms and timeline
- Exacerbation with synthetic cannabinoids
- [18:15] Counseling and Management
- Importance of cessation and patient education
- Timeline for symptom improvement
- [18:42] Differential Diagnosis
- Broad differential for persistent nausea/vomiting and abdominal pain
- Importance of considering other causes
- [20:55] Diagnostics and Testing
- Limitations of drug screens (false positives/negatives)
- Importance of EKG, labs, and imaging as indicated
- [23:10] Treatment Approaches
- First-line: benzodiazepines, antiemetics (ondansetron, metoclopramide)
- Second-line: butyrophenones (haloperidol, droperidol), olanzapine
- Capsaicin as adjunct therapy
- [29:50] Complications and Special Considerations
- Risks of undertreatment (e.g., Boerhaave syndrome, aspiration)
- Pediatric and pregnant populations: unique risks and reporting requirements
- [36:00] Five Practice-Changing Takeaways
- Elicit cannabis use history
- Know testing limitations
- Consider ECG and appropriate labs
- Use butyrophenones when indicated
- Admit if symptoms are refractory
- [39:00] Conclusion
Emergency Medicine Residents, get your free subscription by writing resident@ebmedicine.net

Sam Ashoo, MD, FACEP, is board certified in emergency medicine and clinical informatics. He serves as EB Medicine’s editor-in-chief of interactive clinical pathways and FOAMEd blog, and host of EB Medicine’s EMplify podcast. Follow him below for more…

