Understanding CHS
A comprehensive guide to Cannabinoid Hyperemesis Syndrome
What is CHS?
Cannabinoid Hyperemesis Syndrome (CHS) is a complex condition that affects some regular cannabis users. Despite cannabis often being used to treat nausea, CHS paradoxically causes severe episodes of vomiting and nausea in certain individuals.
Cannabinoid
Compounds found in cannabis that interact with your body's systems
Hyperemesis
Severe, persistent vomiting and overwhelming nausea
Syndrome
A group of symptoms that consistently occur together
Phases of CHS
Prodromal Phase
Can last months to yearsEarly warning signs that often go unrecognized
- Morning nausea
- Mild abdominal discomfort
- Fear of vomiting
- Anxiety about eating
- Normal eating patterns
Many continue regular cannabis use as symptoms are mild and irregular
Hyperemetic Phase
24-48 hours typical, can last longerIntense active phase with severe symptoms
- Intense cyclical vomiting
- Severe abdominal pain
- Compulsive hot showering
- Dehydration risk
- Weight loss
Medical attention often needed during this phase
Recovery Phase
Days to monthsHealing period after cannabis cessation
- Symptoms gradually resolve
- Return of normal eating
- Weight restoration
- Improved hydration
- Mental recovery
Symptoms can return if cannabis use resumes
Common Triggers
Cannabis Use
Primary trigger for CHS episodes
- All forms of cannabis can trigger
- No 'safe' amount established
- Individual sensitivity varies
- Duration of use matters
Stress
Can worsen symptoms or trigger episodes
- Emotional stress
- Physical stress
- Poor sleep
- Anxiety
Diet
Certain foods may aggravate symptoms
- Fatty foods
- Spicy foods
- Caffeine
- Alcohol
Environmental
External factors that may impact symptoms
- Temperature changes
- Travel/Motion
- Irregular eating
- Dehydration
Treatment Options
Immediate Relief
- Hot showers or baths
- Anti-nausea medications
- IV fluids for dehydration
- Capsaicin cream application
Long-term Management
- Cannabis cessation
- Stress management
- Diet modification
- Regular sleep schedule
Medical Support
- Regular check-ups
- Medication management
- Nutritional support
- Mental health care
Lifestyle Changes
- Exercise routine
- Meditation/relaxation
- Support group participation
- Trigger avoidance
When to Seek Emergency Care
Get immediate medical attention if you experience any of these symptoms: