Results 11 to 20 of about 397,909 (400)

Morphine activates neuroinflammation in a manner parallel to endotoxin [PDF]

open access: yesProceedings of the National Academy of Sciences of the United States of America, 2012
Opioids create a neuroinflammatory response within the CNS, compromising opioid-induced analgesia and contributing to various unwanted actions. How this occurs is unknown but has been assumed to be via classic opioid receptors.
A. A. Somogyi   +42 more
core   +3 more sources

Attenuation by dextromethorphan on the higher liability to morphine-induced reward, caused by prenatal exposure of morphine in rat offspring

open access: yesJournal of Biomedical Science, 2009
Co-administration of dextromethorphan (DM) with morphine during pregnancy and throughout lactation has been found to reduce morphine physical dependence and tolerance in rat offspring.
Tao Pao-Luh   +3 more
doaj   +1 more source

Fentanyl depression of respiration: comparison with heroin and morphine

open access: yesbioRxiv, 2019
Background and Purpose Fentanyl overdose deaths have reached ‘epidemic’ levels in North America. Death in opioid overdose invariably results from respiratory depression.
R. Hill   +4 more
semanticscholar   +1 more source

Neural mechanisms underlying morphine withdrawal in addicted patients: a review [PDF]

open access: yesReviews in Clinical Medicine, 2015
Morphine is one of the most potent alkaloid in opium, which has substantial medical uses and needs and it is the first active principle purified from herbal source. Morphine has commonly been used for relief of moderate to severe pain as it acts directly
Nima Babhadiashar   +5 more
doaj   +3 more sources

Role of Pharmacokinetic Effects in the Potentiation of Morphine Analgesia by L-Type Calcium Channel Blockers in Mice

open access: yesJournal of Pharmacological Sciences, 2004
The present study was designed to investigate the pharmacokinetic interaction of morphine with three classes of L-type calcium channel blockers (CCB) and its relationship to morphine-induced mechanical antinociception in mice.
Norifumi Shimizu   +6 more
doaj   +1 more source

Ethanol reversal of tolerance to the respiratory depressant effects of morphine [PDF]

open access: yes, 2015
Opioids are the most common drugs associated with unintentional drug overdose. Death results from respiratory depression. Prolonged use of opioids results in the development of tolerance but the degree of tolerance is thought to vary between different ...
A Fugelstad   +62 more
core   +3 more sources

Melatonin attenuates morphine‐induced conditioned place preference in Wistar rats

open access: yesBrain and Behavior, 2021
Purpose Morphine is the predominantly used drug for postoperative and cancer pain management. However, the abuse potential of morphine is the primary disadvantage of using opioids in pain management.
Fahad S. Alshehri   +4 more
doaj   +1 more source

Morphine Antagonism

open access: yesJournal of Pharmacy and Pharmacology, 1957
Abstract A series of compounds which antagonise the depressant activity of morphine in dogs is described. The most active compounds are the previously described 2:4-diamino-5-phenylthiazole and tetrahydro-5-aminoacridine. A mixture of both substances is more active than either alone.
F H, SHAW, S, GERSHON, G A, BENTLEY
openaire   +2 more sources

Effects of low dose morphine on perceived sleep quality in patients with refractory breathlessness : a hypothesis generating study [PDF]

open access: yes, 2015
© 2015 Asian Pacific Society of Respirology. Background and objective The management of chronic refractory breathlessness is one of the indications for regular low-dose (≤30 mg/24 h) oral sustained release morphine.
Abernethy, Amy P.   +6 more
core   +1 more source

Phosphoproteomics and bioinformatics analyses of spinal cord proteins in rats with morphine tolerance. [PDF]

open access: yesPLoS ONE, 2014
Morphine is the most effective pain-relieving drug, but it can cause unwanted side effects. Direct neuraxial administration of morphine to spinal cord not only can provide effective, reliable pain relief but also can prevent the development of ...
Wen-Jinn Liaw   +7 more
doaj   +1 more source

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