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给药途径
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oral only
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生物利用度
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at least 40 to 50%
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排泄
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urine, and to a lesser extent in feces
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半衰期
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2 to 3 days (average in one study 55 hours)
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法定药品分级
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Rx-only, not a controlled narcotic
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代谢
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hepatic, by cytochrome P450, isoenzymes 3A, and 1A2; metabolites are inactive
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妊娠期药物分类
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Teratogenic data in rats exist : drug should only be used when the benefit clearly exceeds the potential harm to the unborn
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