Results 141 to 150 of about 824 (158)
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Evaluation of In Vitro Absorption, Distribution, Metabolism, and Excretion (ADME) Properties of Mitragynine, 7-Hydroxymitragynine, and Mitraphylline

Planta Medica, 2014
Mitragyna speciosa (kratom) is a popular herb in Southeast Asia, which is traditionally used to treat withdrawal symptoms associated with opiate addiction. Mitragynine, 7-hydroxymitragynine, and mitraphylline are reported to be the central nervous system active alkaloids which bind to the opiate receptors.
Vamshi K, Manda   +5 more
openaire   +2 more sources

Substance Use Disorder Following Consumption of a Novel Synthetic 7-Hydroxymitragynine Product

Journal of Addiction Medicine
Background: Products containing semi-synthetic 7-hydroxymitragynine (7-OH), a potent mu-opioid receptor (MOR) agonist, have proliferated in the United States. In kratom leaf, trace amounts of 7-OH are formed by spontaneous oxidization of kratom’s primary alkaloid, mitragynine.
Brandon Reif   +5 more
openaire   +2 more sources

In Vitro and In Vivo Pharmacokinetic Characterization of 7-Hydroxymitragynine, an Active Metabolite of Mitragynine, in Sprague-Dawley Rats

European Journal of Drug Metabolism and Pharmacokinetics
Kratom, a Southeast Asian tree, has been researched for its potential as a therapeutic for substance use disorders. The most abundant alkaloid in kratom, mitragynine, is being investigated individually for opioid use disorder. However, the active metabolite of mitragynine,7-hydroxymitragynine (7-HMG) has raised concerns because of its high binding ...
Yi-Hua Chiang   +9 more
openaire   +2 more sources

Interactions of Kratom Alkaloids–Mitragynine, 7-Hydroxymitragynine, and Mitragynine Pseudoindoxyl with Lipid Bilayers: A Molecular Dynamics Study

International Journal of Pharmaceuticals, Nutraceuticals and Cosmetic Science
Kratom, a plant native to Southeast Asia, has gained attention as a potential alternative to opioids for pain relief and managing withdrawal symptoms. However, concerns about its safety persist due to reported adverse effects and drug interactions. Despite having at least 50 alkaloids, the pharmacological properties of kratom remain poorly understood ...
Nur Syahirunelisa Mohd Zubri   +5 more
openaire   +1 more source

LC–MS-MS method for mitragynine and 7-hydroxymitragynine in hair and its application in authentic hair samples of suspected kratom abusers

Journal of Analytical Toxicology
Abstract Kratom is a natural psychoactive product known primarily in Southeast Asia, including Thailand, Malaysia, etc. It is also known as krathom, kakuam, ithang, thom (Thailand), biak-biak, ketum (Malaysia) and mambog (Philippines) and is sometimes used as an opium substitute. It is stimulant at doses of 1–5 g, analgesic at doses of 5–
Jongsook Rhee   +7 more
openaire   +2 more sources

Determination of ADME properties of mitragynine, 7-hydroxymitragynine, and mitraphylline

Planta Medica, 2014
VK Manda   +5 more
openaire   +1 more source

Determination of Mitragynine and 7‐Hydroxymitragynine in Raw Kratom Plant Material by a Multisegment Injection Capillary Zone Electrophoresis‐Tandem Mass Spectrometry

Journal of Separation Science
ABSTRACTA novel validated analytical approach implementing multisegment injection strategy into the capillary zone electrophoresis‐tandem mass spectrometry hyphenation for determination of two psychoactive alkaloids, mitragynine (MIT), and 7‐hydoxymitraginine (7‐OH‐MIT), in kratom raw samples was introduced.
Andrea Horniakova   +2 more
openaire   +2 more sources

Complicating Factors Surrounding Concurrent Use of Kratom and a Novel 7-hydroxymitragynine Product Among a Participant Enrolled in a Kratom Clinical Trial

Journal of Addiction Medicine
Background: 7-Hydroxymitragynine (7-OH) is a highly selective mu opioid receptor agonist with binding affinity greater than morphine. Although trace amounts of 7-OH are found in kratom, it is formed by metabolism in humans after kratom ingestion.
Kirsten E. Smith   +7 more
openaire   +2 more sources

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