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Morphine
PSY 315
| Question | Answer |
|---|---|
| admin GI tractin | iv im sc oral |
| distribution | all body tissues, binds to blood proties> kidneys liver lungs and spleen |
| metab | live>biotransfermation |
| excretion | through kidneys in 24 hrs 7-10% |
| Pharm effects | CNS: euphoria and analgesia GI TRACT: constipation, expanded intellect, hypnote effects, cardiovascular (skin vasodialation) |
| clicnal apps | -clincial analgesics -sometines hypnotes -terminal illness use -epidural pain killer |
| side effects | -constiption -respitory depresion (medulla/pons) -nasea -slight drop in body temp -imbalance in neurodorine output |
| meperidine | -demoral, pethadol -1rst synthetic analgsic -similar action to morphinem but must be admistered more often |
| fentanyl | -sublimaze -synthetic morphine 8 times more ptent then morphine |
| methadone | -morphine like agonist -used for morphine withdrawl other opiates -ms agonsits |
| LAAM | -synthetic opiate similar to morphine .5 life of 2-6 days> less admin the methadone |
| Naloxone | prototype of opiate antagonists that compley blocks recetors mu receptors opiate wwithdrawl |
| Nalrexone | -revia -competitre opite antagonist |
| antagonists | inhibits certainreceptors but doesnt affect others |
| morphinelike agonists | stimulates certain receptors but doenst affect others |
| agonsits antagonists | stimulates certain recptors and antagonizes others |
| partial agonists | partially stimualtes certain receptors and antagonizes others |
| what is naloxone used for | -opiate poisoning (op) -diagonosis of opiate addiction -examination of body own opiates |
| opiate withdrwal | -goose flesh -hot/cold flashes -running of bodily fluids - limb twtiching nightmirrors -stomach cramos, diarrhea, vomitting |
| key probs for naractic addiact | -med. use leading to addiaction -social circumstance of use -instant/intence euphria -aversion to withdrwak symtoms |
| principals that tcs operate | 1) no such thing as ex-abuser 2) reliance on mutual support 3) use of continual cofession and cathorsis |