1·Steam may cause somnolence and faint.
蒸汽可能导致嗜睡和昏厥。
2·The most frequently reported adverse events were headache and somnolence.
报道最常见的副作用是头疼和嗜睡。
3·All patients had insidious onset and slow progression of behavioral and cognitive dysfunction accompanied by daytime somnolence and headache.
所有患者均起病隐匿，其行为和认知功能障碍的进展速度也较为缓慢，并伴有日间嗜睡和头痛症状。
4·Age of onset of periodic somnolence mostly in their teens.
周期性嗜睡的发病年龄大多在十几岁。
5·Side effects include somnolence, urinary retention and elevation in liver enzymes.
副作用包括嗜睡、尿滞留和肝指数上升。