Superseded82% confidenceCautionTime unknown
含咖啡因的电解质片（如每片含咖啡因75-100mg）适合长距离后半程提神，但下午4点后或睡前3小时内运动不建议选含咖啡因款
1
Sources
82%
Confidence
Long-term
Relevance
-
First Seen
This knowledge claim has been superseded by newer content
长途驾驶提神建议单次摄入咖啡因100-200mg，超过200mg易出现手抖、心悸反而影响驾驶专注度；咖啡因半衰期约5-6小时，睡前6小时内不应服用Sources
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