Definition: Antalgesic refers to a medication that reduces pain by inhibiting certain receptors in the brain or spinal cord. It's often used as a treatment for chronic, severe pain conditions such as arthritis or cancer-related pain. Its specific mechanism involves blocking neurotransmitters that lead to pain signals. This type of drug can be effective in relieving various types of pain, including inflammation, neuropathic pain, and chemotherapy-induced nausea and vomiting.
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