“The hyperemetic phase of CHS typically lasts for only 2448 hours [6], but the risk for relapse is high if the patient returns to cannabis use.”
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3576702/
48 hours of severe vomiting is nasty. And the user is tempted to try stronger stuff down a slippery slope.
Life needs to come from a higher source. God gives love and mercy to all who humbly ask and with repentance - freedom from enslavement from such as this.