Legally available narcotic medications, including morphine and codeine, are used primarily for blocking pain.
These medicines are generally used as analgesics. Analgesic are also known as painkillers and are used to relieve different kind of pains.
There are three main type of painkillers: simple, non-opioid analgesics. compound analgesics and opioid analgesics or narcotics.
Morphine and codeine come under opioid analgesics and are used for anesthesia and pain relief.
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