直中阴经．或无热恶寒．或呕吐不止．或冷痛泄泻．或战栗蜷卧．面如刀括．或四肢逆冷．或夹阴面青．或下后利不止，或舌卷囊缩．厥冷．或胃寒呃逆脉沉迟无力者．悉当温之