Taking this medicine symptomatically, incense is generally not harmful to people. However, as incense is warm in nature, it should be used with caution by those who have a deficiency of yin and fire (deficiency of yin and essence in the body, resulting in hyperactive fire) or a deficiency of qi and subsidence. Incense, flavor pungent, bitter, slightly warm. It belongs to the spleen, stomach and kidney meridians. Shenxiang has the effect of promoting the downward movement of rebellious qi. It is used for chest and abdominal distension and pain caused by stagnant qi, vomiting and hiccups, and wheezing and coughing, and can be combined with other qi regulating medicines such as Chen Pi, Hou Pu, Su Zi, Muxiang, and Betel Nut. Shenxiang is used for warming the kidneys, for cold kidney yang, for cold semen and premature ejaculation, and for soreness and coldness of the lower back and knees due to dysfunction of the kidneys (the kidneys are not able to incorporate gases), and for warming the interior of the body, such as cinnamon and aconite. If you need to use Chinese medicine incense, you need to be guided by a professional Chinese doctor to identify the evidence, not to buy and use on their own, so as not to cause adverse effects on the body.