Results 11 to 20 of about 562,340 (252)

DFT study of species derived from the narcotic antagonist naloxone

open access: diamondBiointerface Research in Applied Chemistry, 2020
The functional hybrid B3LYP and the 6-31G* basis set have been employed to study the theoretical structures of free base, cationic and hydrochloride species of naloxone in gas phase and in aqueous solution.
M. Marquez, Silvia Antonia Brandán
openalex   +2 more sources

Failure of narcotic antagonist to alter electroacupuncture modification of halothane anaesthesia in the dog [PDF]

open access: bronzeCanadian Anaesthetists' Society journal, 1982
Aye-Aye L. Tay   +4 more
openalex   +2 more sources

A Theory of Natural Addiction [PDF]

open access: yes, 2007
Economic theories of rational addiction aim to describe consumer behavior in the presence of habit-forming goods. We provide a biological foundation for this body of work by formally specifying conditions under which it is optimal to form a habit.
Ainslie   +102 more
core   +1 more source

Comparative study of intrathecal dexmedetomidine, fentanyl, and magnesium sulfate as adjuvants to 0.5% hyperbaric bupivacaine for knee arthroscopic surgeries

open access: yesAl-Azhar Assiut Medical Journal
Background and aim Fentanyl is one of the short-acting narcotic analgesics with potent morphine-like action. Dexmedetomidine is a highly selective α2 adrenergic agonist which has been used for premedication and as an adjunct to general anesthesia.
Osama H. Ahmed   +2 more
doaj   +1 more source

The Efficacy of Peripheral Opioid Antagonists in Opioid-Induced Constipation and Postoperative Ileus: A Systematic Review of the Literature. [PDF]

open access: yes, 2017
Opioid-induced constipation has a negative impact on quality of life for patients with chronic pain and can affect more than a third of patients. A related but separate entity is postoperative ileus, which is an abnormal pattern of gastrointestinal ...
Baratta, Jaime L.   +5 more
core   +1 more source

Nonsteroidal Anti‐Inflammatory Drugs and Risk of Gastrointestinal Bleeding: A Systematic Review and Meta‐Analysis

open access: yesClinical Pharmacology &Therapeutics, EarlyView.
Nonsteroidal anti‐inflammatory drugs (NSAIDs) are widely used for pain and inflammation but are associated with gastrointestinal (GI) bleeding. While this risk is well established, most studies evaluate NSAIDs as a homogenous class, limiting clinical decision‐making based on individual agent safety.
Abdelrahman G. Tawfik   +7 more
wiley   +1 more source

Identification of Tetrahydrocannabidiol Metabolites in Human Urine

open access: yesDrug Testing and Analysis, EarlyView.
The detection of Phase I and II metabolites of tetrahydrocannabidiol (H4CBD) in urine after oral ingestion of 25‐mg H4CBD by a volunteer is described. The proposed metabolite structures are based on ESI+ spectra recorded by HPLC‐HRMS and EI spectra after trimethylsilylation recorded by GC–MS.
Willi Schirmer   +3 more
wiley   +1 more source

Science as an Antagonist in Dannie Abse's poetry

open access: yesSocial Sciences and Humanities Open
This article examines Dannie Abse’s attitude toward science through a close reading and analysis of some of his selected poems. He is a physician who uses poetry as a means for critique, of science in general and medicine in particular, for he believes ...
Zaynab Layth Abdul Jabbar   +1 more
doaj   +1 more source

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