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A pain-relieving property of cannabis attributed to cannabinoids and terpenes interacting with pain receptors.
Analgesic refers to the pain-relieving properties of cannabis, which have been recognized by humans for thousands of years. Cannabis acts as a natural analgesic through multiple mechanisms in the endocannabinoid system, making it one of the most versatile plant-based pain management tools available.
Cannabis provides pain relief through several pathways. THC binds to CB1 receptors in the brain and spinal cord, modulating pain signal transmission and altering the emotional perception of pain, making it feel less distressing even if it does not completely disappear. CBD interacts with TRPV1 receptors and inflammatory pathways to reduce pain at the source. Terpenes like caryophyllene (CB2 agonist), linalool, and myrcene add independent analgesic properties. The combined effect of these compounds working together often provides more effective pain relief than any single compound alone.
Cannabis is used for various types of pain including neuropathic pain, inflammatory pain, cancer-related pain, headaches, and musculoskeletal pain. For localized pain, topicals and transdermal products can provide targeted relief. For systemic pain, inhalation offers the fastest onset while edibles provide the longest duration. Many patients use cannabis to reduce or replace opioid pain medications, with studies showing that states with medical cannabis programs have seen reductions in opioid prescriptions and overdose deaths.