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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:dateCreated |
1981-1-29
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pubmed:abstractText |
The influence of dopaminergic modifiers on morphine-induced analgesia and lethality was studied comparing both the effect of a single pre-dose of haloperidol and and continuous pretreatment for three weeks with haloperidol. A single administration of haloperidol enhanced morphine-induced analgesia probably due to the receptor blocking action of haloperidol which supports the reduction of dopamine release produced by morphine. The daily haloperidol administration for 3 weeks however decreased the analgesic action of morphine in consequence of a dopamine receptor supersensitivity developed in this time. The lethality was increased under both conditions. These results suggest that the dopaminergic system, dependent upon its sensitivity, plays a modulating role in morphine-induced analgesia, but not in morphine-induced lethality.
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pubmed:language |
eng
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pubmed:journal | |
pubmed:citationSubset |
IM
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pubmed:chemical | |
pubmed:status |
MEDLINE
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pubmed:issn |
0171-9750
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:volume |
4
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
471-4
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pubmed:dateRevised |
2003-11-14
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pubmed:meshHeading |
pubmed-meshheading:6933966-Analgesics,
pubmed-meshheading:6933966-Animals,
pubmed-meshheading:6933966-Dopamine,
pubmed-meshheading:6933966-Dose-Response Relationship, Drug,
pubmed-meshheading:6933966-Drug Interactions,
pubmed-meshheading:6933966-Female,
pubmed-meshheading:6933966-Haloperidol,
pubmed-meshheading:6933966-Morphine,
pubmed-meshheading:6933966-Rats
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pubmed:year |
1980
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pubmed:articleTitle |
The influence of haloperidol pretreatment on the morphine toxicity.
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pubmed:publicationType |
Journal Article
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