What is the primary medical use of opioids?

The primary medical use of opioids is to relieve pain. Opioids are a class of medications that bind to specific receptors in the brain and spinal cord, which helps to diminish the perception of pain and increase pain tolerance. They are highly effective for managing acute and chronic pain conditions, especially those resulting from injury, surgery, or terminal illness. Opioids work by altering the way the brain and nervous system respond to pain signals.

While inducing sleep can be a secondary effect of opioids due to their sedative properties, it is not their main indication. Similarly, although some opioids may have effects that can reduce anxiety, they are not primarily used for treating anxiety disorders. Lowering blood pressure is not a therapeutic use for opioids; this function is typically associated with other classes of medications. Therefore, the main focus of opioids remains their role in pain management.