A drug used to relieve pain. They include over-the-counter pain-relievers (such as ibuprofen or acetaminophen) and opioid drugs such as morphine, codeine and fentanyl.
« Back to Glossary IndexA drug used to relieve pain. They include over-the-counter pain-relievers (such as ibuprofen or acetaminophen) and opioid drugs such as morphine, codeine and fentanyl.
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