SINGLE-DOSE PHARMACOKINETICS OF CARBAMAZEPINE-10,11-EPOXIDE IN PATIENTS ON LAMOTRIGINE MONOTHERAPY

被引:22
作者
PISANI, F
XIAO, B
FAZIO, A
SPINA, E
PERUCCA, E
TOMSON, T
机构
[1] UNIV MESSINA,HOSP PSYCHIAT,I-98013 MESSINA,ITALY
[2] UNIV MESSINA,INST PHARMACOL,I-98013 MESSINA,ITALY
[3] UNIV PAVIA,DEPT MED PHARMACOL,I-27100 PAVIA,ITALY
[4] KAROLINSKA HOSP,DEPT NEUROL,S-10401 STOCKHOLM,SWEDEN
关键词
CARBAMAZEPINE-10,11-EPOXIDE; LAMOTRIGINE; DRUG INTERACTION;
D O I
10.1016/0920-1211(94)90068-X
中图分类号
R74 [神经病学与精神病学];
学科分类号
摘要
The pharmacokinetics of a single oral dose of carbamazepine-10,11-epoxide (CBZ-E, 100 mg) were compared in 10 patients on chronic monotherapy with lamotrigine (LTG, 200-300 mg/day) and in 10 drug-free healthy control subjects. CBZ-E pharmacokinetic parameters in LTG-treated patients were found to be similar to those observed in controls (half-life: 7.2 +/- 1.6 vs 6.1 +/- 0.9 h; apparent oral clearance: 110.8 +/- 53.1 vs 120.5 +/- 29.9 ml/h/kg; apparent volume of distribution: 1.08 +/- 0.37 vs 1.04 +/- 0.25 l/kg respectively; means +/- s.d.). These data indicate that, contrary to previous suggestions, LTG has no effect on the metabolic disposition of CBZ-E.
引用
收藏
页码:245 / 248
页数:4
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