"Analgesic drugs" refer to medications that relieve or reduce pain. They help to ease discomfort by blocking or reducing the sensation of pain in the body. Full definition
Use with caution with other sedative or analgesic drugs as these are likely to produce additive effects. (zoetisus.com)
Analgesic drugs act in various ways on the peripheral and central nervous system; they include paracetamol (acetaminophen), the nonsteroidal anti-inflammatory drugs (NSAIDs) such as the salicylates, narcotic drugs such as morphine, synthetic drugs with narcotic properties such as tramadol, and various others. (religion.blogs.cnn.com)
«They're not powerful analgesic drugs; their effects are modest. (aaas.org)