Unverified90% confidenceDecision RuleTime unknown

需在乘车/乘船前约30分钟服用才能有效预防，已经出现严重呕吐后再服用效果大打折扣

1

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90%

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Long-term

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Unverified需在出发前约30分钟服用才能起效，临上车或已晕车后再吃效果差86% similar Unverified需在出发前约30分钟服用才能起效，临上车或已晕车后再吃效果有限85% similar Unverified起效需30-60分钟，应在乘车出发前提前服用，上车后临时服用往往来不及82% similar Unverified需在乘车前约30分钟提前服用，临时上车再吃往往来不及起效79% similar Unverified起效需30-60分钟，属于需要提前服用的类型，临上车才吃可能来不及，不适合突发出行79% similar

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