H Echizen

Stereoselective first‐pass metabolism of highly cleared drugs: studies of the bioavailability of L‐ and D‐verapamil examined with a stable isotope technique.

B. Vogelgesang, H Echizen, Elke Schmidt et al. · British Journal of Clinical Pharmacology · 1984 · 180 citations · Full text

Pharmacy, Pharmacokinetics, Pharmacology +13

Identification of human CYP isoforms involved in the metabolism of propranolol enantiomers—N‐desisopropylation is mediated mainly by CYP1A2.

Katsuhiko Yoshimoto, H Echizen, Kazuhiro Chiba et al. · British Journal of Clinical Pharmacology · 1995 · 117 citations · Full text

Medicine, Pharmacokinetics, Pharmacology +17

Predictability of the in vivo metabolism of verapamil from in vitro data: contribution of individual metabolic pathways and stereoselective aspects.

H. Kroemer, H Echizen, H. Heidemann et al. · Journal of Pharmacology and Experimental Therapeutics · 1992 · 90 citations

Pharmacy, Pharmacokinetics, Pharmacology +17

Electrophysiologic Effects of Dextro- and Levo-Verapamil on Sinus Node and AV Node Function in Humans

H Echizen, Markus G. Manz, Michel Eichelbaum · Journal of Cardiovascular Pharmacology · 1988 · 67 citations

Medicine, Cardiology, Pharmacology +14

Developmental changes in the liver weight- and body weight-normalized clearance of theophylline, phenytoin and cyclosporine in children

M Kanamori, Harumi Takahashi, H Echizen · International Journal of Clinical Pharmacology and Therapeutics · 2002 · 43 citations

Pharmacy, Pharmacokinetics, Pharmacology +17