《伤寒论·辨太阳病脉证并治法上》
太阳病，项背部僵硬不柔和、俯仰不能自如，本来应该没有汗，反而出现汗出、怕风等太阳中风症的，用桂枝加葛根汤主治。
太阳病，项背强几几，反汗出恶风者，桂枝加葛根汤主之。
Sun disease, stiff and unyielding neck and back, unable to bend and lean freely, no sweat should have occurred, but instead there is sweating and fear of wind, such as sunstroke symptoms, Guizhi Jia Gegentang is the main treatment.