Patients diagnosed with cannabinoid hyperemesis syndrome that are safe for discharge from the emergency department will be sent an outpatient prescription for haloperidol to be used as needed at home. The study goal is to see if having this medication available helps to prevent return emergency department visits for recurrent or persistent symptoms.
Cannabinoid hyperemesis syndrome is a relatively new syndrome characterized by nausea, vomiting, and abdominal pain in the setting of excessive cannabis use. This clinical entity has become increasingly prevalent as the concentration of THC has increased in marijuana products over the past several decades. The symptoms have been treated successfully with several medications however the most efficacious appears to be dopamine antagonists such as haloperidol and droperidol. These dopamine antagonists have been used safely and successfully in the inpatient and emergency department settings to decrease the frequency and intensity of nausea, vomiting, and abdominal pain in patients suffering from cannabinoid hyperemesis syndrome. The investigators plan to evaluate haloperidol, a dopamine antagonist available as an oral formulation, as an option for outpatient management of these symptoms.
Study Type
INTERVENTIONAL
Allocation
NA
Purpose
TREATMENT
Masking
NONE
Enrollment
100
This intervention involves providing patients an outpatient prescription for as needed haloperidol to attempt to control symptoms of cannabinoid hyperemesis and to attempt to prevent return to the emergency department for that reason.
University of Illinois Hospital
Chicago, Illinois, United States
Rate of return to the emergency department
The investigators plan to measure the percentage of people who return to the emergency department for recurrence of symptoms attributable to cannabinoid hyperemesis syndrome
Time frame: 1 month
Improvement in symptoms
The investigators plan to report patient reported change in symptoms attributable to cannabinoid hyperemesis syndrome. The subjects will report change in their symptoms via a 5 point likert scale with 1 being no change in symptoms at all and 5 being complete resolution of symptoms.
Time frame: 1 month
Medication side effects
The investigators plan to report the rate of patient reported side effects that are considered attributable to cannabinoid hyperemesis syndrome
Time frame: 1 month
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