However, many experts consider these treatments to be ineffective for managing nausea and vomiting in people with CHS. Currently, doctors do not have treatment guidelines for the management of CHS. Most of the evidence on effective treatment and management comes from published case reports. People in the hyperemesis stage will experience intense and persistent nausea and vomiting. Many people with CHS go to their doctor or an emergency room (ER) for treatment.
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Ironically, one of the potential complications of long-term cannabis use is a condition called cannabis hyperemesis syndrome (CHS). Cannabinoid Hyperemesis Syndrome (CHS) is a condition caused by long-term marijuana use, characterized by recurrent nausea, vomiting, and abdominal pain. Individuals with CHS often find relief from symptoms through hot showers or baths. CHS is a rare but serious condition that may develop after years of heavy marijuana consumption. Cannabinoid Hyperemesis Syndrome is a condition that affects individuals who use marijuana regularly, particularly those who have been using it for years or in large quantities. This syndrome is characterized by severe and persistent nausea, vomiting, and abdominal pain that do not respond to traditional anti-nausea treatments, and in many cases, it leads to dehydration and weight loss.
The Exogenous Cannabinoids
CHS requires a multifaceted treatment approach that addresses both the physical causes of vomiting and any underlying anxiety or stress responses that may exacerbate symptoms. In addition to relief from hot showers, many patients benefit from anti-anxiety medications, suggesting an anxiety-related component to the syndrome. Key acute treatments for CHS include how long does it take to recover from cannabinoid hyperemesis syndrome haloperidol, benzodiazepines, hot showers, and topical capsaicin. Lorazepam has no studies assessing its utility in CHS, but a summary of case reports suggests an efficacy of 58.3% in 19 patients 3.
Cannabinoid Hyperemesis Syndrome (CHS) and the Cyclic Vomiting Syndrome (CVS) in Adults
Doctors currently lack knowledge of the condition, and there are no clinical guidelines for its treatment and management. One 2018 study found that 32.9% of self-reported frequent marijuana users who’d gone to the emergency room (ER) had symptoms of CHS. And a 2022 Canadian study found that ER visits for CHS-related problems had increased 13-fold between 2014 and 2021. (Recreational use and sale of cannabis in Canada was legalized starting in 2018). It’s not clear what percentage of all heavy marijuana users have experienced CHS.
Venkatesan et al. 21 described the features of CHS, including clinical features, cannabis use patterns, and symptom resolution after at least six months of abstinence, helping differentiate it from CVS. However, uncertainties remain about cannabis dosage, individual and genetic factors, the duration of abstinence, and the role of abdominal pain in its diagnosis. While most evidence for cannabinoid hyperemesis syndrome comes http://gvbheating.se/sober-living/non-diabetic-ketoacidosis-causes-symptoms/ from adult data, CHS is an increasingly recognized disease entity in pediatric populations.
Additionally, interactions between dopamine and CB1 signaling Alcoholics Anonymous pathways may contribute to haloperidol’s effectiveness in treating CHS 79. In this phase, patients gradually resume normal eating and dietary habits. Patients experience complete relief of the symptoms, which can last days, weeks, or even months. The duration of this phase ranges from weeks to months, depending on resuming marijuana use, which may trigger another relapse. Throughout this phase, the patient maintains an average weight and returns to their baseline state 49. However, chronic cannabis use may lead to CHS demonstrating its complex dual effects 10,20.
Cannabigerol (CBG) is a non-psychotropic cannabinoid that behaves as an antagonist at both the CB1 and 5-HT1A receptors 32. This antagonism reverses the anti-emetic actions of low-dose CBD, which likely occurs at the 5-HT1A receptor 33. The pro-emetic properties of CBD (at higher doses) and CBG may play a role in the severe nausea and vomiting observed in patients with Cannabinoid Hyperemesis Syndrome (Figure 2).
- These physiological alterations manifest as anxiety, tremors, and paranoia in some cannabis users.
- Available literature shows that about one-third of patients in the pediatric population do not experience nausea and vomiting, and only half experience resolution of symptoms with cessation of cannabis use.
The study gathered data on their cannabis use patterns, including how often they consumed it, how long they had been using, the age they started, and whether they required emergency or hospital care. Since 2004, doctors have identified key symptoms and characteristics of the condition that can help speed up diagnosis. However, researchers have yet to determine the cause of CHS since it does not affect all users of marijuana.
Now that this condition is better recognized, sharing a full history of marijuana use with medical providers is vital. Cannabinoid Hyperemesis Syndrome (CHS) is a condition that develops after prolonged, heavy marijuana use. It triggers intense, repeated vomiting episodes that can quickly disrupt your day-to-day life. People with CHS often find they can’t keep food down and may even risk dehydration because of how frequently they throw up.
- Shrine, indicating its use in ancient Jewish religious ceremonies 2.
- However, chronic cannabis use may lead to CHS demonstrating its complex dual effects 10,20.
- The syndrome is likely underreported given its recent recognition 74,75.
- There are significant differences between the adult and pediatric populations regarding CHS.
Diagnosis and management of cannabinoid hyperemesis syndrome
Upon return to the treatment centre, ginger (20-mg tablets; 1 or 2 tablets PO q4h PRN) was trialled for several days for treatment of nausea, without effect. Acetaminophen 1000 mg PO q6h PRN for pain did not relieve the patient’s stomach cramps. He achieved symptomatic relief by using a heating pad on his abdomen throughout the day and experienced about 20 min of relief by showering with hot water, which he did 3 to 12 times daily.

