卷下黄连汤

黄连甘草干姜桂枝人参半夏大枣胸中有热．胃中有邪气．腹痛欲呕吐．此方主之．邪气传里．下寒上热．夫胃中有邪．则阴阳不交．阴不得升．而独治于下．为下寒而腹痛．阳不得降．而独治于上．为上热而呕吐．上热者泄之以苦．黄连之职也．下寒者．散之以辛．姜桂半夏之任也．脾欲缓急食甘以缓之．人参甘枣之用．其在斯乎．