发散风寒——生姜
2024-11-10 11:07
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花花世界
生姜为姜科生姜的新鲜根茎。
性味归经:辛,微温。归肺、脾、胃经。
功效与应用:1.解表散寒。用于外感风寒表证。本品辛散,发汗解表,对于外感风寒轻证,可单煎配红糖热服;
重者,可加入辛温解表剂中增强发汗之效。如桂枝汤。
2.温中止呕。用于多种呕吐证。本品能温胃和中,降逆止呕,为止呕良药。治胃寒呕吐,常与半夏为伍,如小半夏汤;
治热证呕吐,可与竹茹、黄连等配伍。
3.化痰止咳。用于风寒咳嗽。本品能温肺散寒、化痰止咳,常配其他温肺化痰止咳药。
此外,本品能解半夏、南星、鱼蟹之毒。可用生姜汁冲服或煎汤内服。
使用注意:阴虚内热及热盛之证慎用。
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