Zegui Longshang Capsule has no clear evidence of kidney damage according to the ingredients of the drug and the drug insert. However, individual patients may experience nausea, stomach discomfort, vague pain in the stomach, poor appetite and diarrhea after taking the drug. It is recommended to follow the doctor’s instructions to standardize the use of medication. Zegui Longshang Capsule is mainly composed of Zelan, Saponaria and Cinnamon. It has the efficacy of promoting stasis and dispersing knots, transforming qi and inducing diuresis, and can be used clinically to treat retention of urine due to bladder stasis and unfavorable qi, with symptoms such as frequent nocturnal urination, difficulty in urination, abdominal distension, or frequent urination, pain or discomfort in the lesser abdomen, perineum or lumbosacral area, testicular swelling and discomfort, and dribbling of white color after urination. It should be noted that it should be used with caution for those who are physically weak and have Yin deficiency, or those who have damp-heat infiltration (dampness and heat evils invading the intestines, bladder, pubic region, lower limbs, etc.); and it should be taken after meals.