<p>Sleep is a natural process and cannot be controlled by doctors. Vexation is caused by toxins and can be controlled by doctors. When there is vexation and agitation in the chest and diaphragm, whether it is accompanied with insomnia or somnolence, I prescribe a Suan Zao Ren Tang. No matter how Suan Zao Ren is prepared, there&rsquo;s always improvement.</p>
