Benjamas Janchawee

Pharmacoepidemiologic study of potential drug interactions in outpatients of a university hospital in Thailand

Benjamas Janchawee, Wibul Wongpoowarak, T. Owatranporn et al. · Journal of Clinical Pharmacy and Therapeutics · 2005 · 88 citations

Pharmacy, Pharmacology, Pharmacotherapy +13

Inhibitory effects of kratom leaf extract (Mitragyna speciosa Korth.) on the rat gastrointestinal tract

Somsmorn Chittrakarn, Kitja Sawangjaroen, Supaporn Prasettho et al. · Journal of Ethnopharmacology · 2007 · 80 citations

Medicine, Botany, Pharmacology +7

In Vitro–In Vivo Extrapolation Predicts Drug–Drug Interactions Arising from Inhibition of Codeine Glucuronidation by Dextropropoxyphene, Fluconazole, Ketoconazole, and Methadone in Humans

Pritsana Raungrut, Verawan Uchaipichat, David J. Elliot et al. · Journal of Pharmacology and Experimental Therapeutics · 2010 · 80 citations

Medicine, Pharmacokinetics, Pharmacology +17

A high‐performance liquid chromatographic method for determination of mitragynine in serum and its application to a pharmacokinetic study in rats

Benjamas Janchawee, Niwat Keawpradub, Somsmorn Chittrakarn et al. · Biomedical Chromatography · 2007 · 75 citations

Pharmacy, Pharmaceutical Analysis, Pharmacology +11

The neuromuscular blockade produced by pure alkaloid, mitragynine and methanol extract of kratom leaves (Mitragyna speciosa Korth.)

Somsmorn Chittrakarn, Niwat Keawpradub, Kitja Sawangjaroen et al. · Journal of Ethnopharmacology · 2010 · 68 citations

Medicine, Botany, Pharmacology +13