Men generally do not use Gui Zhi Fu Ling Pills unless there is Qi stagnation and blood stasis in the lower Jiao. This is because the main function of Gui Zhi Fu Ling Pill is to activate blood circulation and eliminate blood stasis (to promote blood circulation and eliminate blood stasis in the body), and to alleviate and eliminate the symptoms of obstruction in the abdomen of women. Gui Zhi Fu Ling Pill is composed of Gui Zhi, Poria, Mudan Pi, Radix Paeoniae Alba and Peach Kernel, which has the functions of activating blood circulation, eliminating blood stasis and removing symptoms, and it is mainly used for the treatment of female abdominal mass in the abdomen, and also for the treatment of dysmenorrhea, amenorrhea, and post-partum dysmenorrhea, and other conditions. Therefore, men generally do not use Gui Zhi Fu Ling Wan. However, if men also have lower jiao qi stagnation and blood stasis (blood stagnation due to lack of qi flow), such as tingling and lumps in the lower abdomen, using Gui Zhi Fu Ling Pills is also possible. In fact, according to the theory of Chinese medicine, most of the traditional Chinese medicines can be used by both men and women, the main thing in Chinese medicine is to recognize the evidence, as long as the evidence is similar to the mechanism of disease, generally can use the same kind of medicine for treatment, called the same treatment for different diseases. Of course, Gui Zhi Fu Ling Pill is a traditional Chinese medicine, need to be used under the guidance of a TCM physician to better utilize the therapeutic effect.