《伤寒论·辨太阳病脉证并治中》
太阳伤寒证，脉象浮紧，未使用发汗法治疗，而出现衄血，衄血后表证仍未解的，可以用麻黄汤主治。
伤寒脉浮紧，不发汗，因致衄者，麻黄汤主之。
Sun stroke, pulse is floating and intense, diaphoresis method has not been applied as treatment, yet nosebleed occurs, and symptoms on the surface still can't be relieved, where Ephedra Decoction can be implemented as treatment.
<s>[INST] Identify the key themes in this Classical Chinese text and explain them in English: 伤寒脉浮紧，不发汗，因致衄者，麻黄汤主之。 [/INST] Sun stroke, pulse is floating and intense, diaphoresis method has not been applied as treatment, yet nosebleed occurs, and symptoms on the surface still can't be relieved, where Ephedra Decoction can be implemented as treatment.</s>
Identify the key themes in this Classical Chinese text and explain them in English: 伤寒脉浮紧，不发汗，因致衄者，麻黄汤主之。
user
Sun stroke, pulse is floating and intense, diaphoresis method has not been applied as treatment, yet nosebleed occurs, and symptoms on the surface still can't be relieved, where Ephedra Decoction can be implemented as treatment.
assistant