Background
codeine
A Dictionary of Psychology
codeine n. A white crystalline alkaloid and narcotic analgesic drug, synthesized partly from morphine and having similar, though much milder, ...
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morphine
The Columbia Encyclopedia, Sixth Edition
morphine principal derivative of opium , which is the juice in the unripe seed pods of the opium poppy , Papaver somniferum. It was first isolated from opium in 1803 by the German pharmacist F. W. A. Sertürner, who named it after Morpheus , the god of dreams. Given intravenously, it is ...
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OxyContin
The Oxford Pocket Dictionary of Current English
Ox·y·Con·tin / ˌäksēˈkäntin / • n. trademark
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analgesic
The Columbia Encyclopedia, Sixth Edition
analgesic , any of a diverse group of drugs used to relieve pain. Analgesic drugs include the nonsteroidal anti-inflammatory drugs (NSAIDs) such as the salicylates , narcotic drugs such as morphine , and synthetic drugs with morphinelike action such as meperidine (Demerol) and propoxyphene ...
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