Jerusalem, Israel: The daily, long-term use of cannabis is associated with improved analgesia and reduced opioid use in patients with treatment-resistant chronic pain conditions, according to clinical trial data reported online ahead of print in The Clinical Journal of Pain.
Investigators with Hebrew University in Israel evaluated the use of cannabis on pain in a cohort of 176 patients, each of whom had been previously unresponsive to all conventional pain medications. Subjects inhaled THC-dominant cannabis daily (up to 20 grams per month) for a period of at least six months.
A majority of participants (66 percent) experienced improvement in their pain symptom scores after cannabis therapy, and most reported “robust” improvements in their quality of life. Subjects’ overall consumption of opioid drugs declined 44 percent by the end of the trial, and a significant percentage of participants discontinued opioid therapy altogether over the course of the study.
Authors concluded, “In summary, this long-term