Taking tretinoin may cause amenorrhea. However, it should be noted that amenorrhea is not necessarily caused by taking Lei Gong Teng, but may also be caused by other factors. Lei Gong Teng is a traditional Chinese medicine with a bitter, pungent flavor, cool nature and great toxicity. Lei Gong Teng has the efficacy of dispelling wind and removing dampness and detoxification, and can be used to treat rheumatoid arthritis, lupus erythematosus, psoriasis and other diseases. Although Lei Gong Teng has many effects and functions, people with heart, liver, kidney organic lesions and leukopenia should be cautious of using this drug, in addition, pregnant women should be prohibited from using this drug. When using Lei Gongteng, some adverse reactions may occur, such as nausea, abdominal pain, constipation, etc. Some women may also experience menstrual disorders or even amenorrhea and other symptoms. If patients have the need for medication, it is recommended that they go to a regular medical institution in time after doctor’s consultation and follow the doctor’s instructions to use the medication. However, it should be noted that amenorrhea is not necessarily caused by taking Lei Gongteng, but may also be caused by other factors. It is recommended that patients go to the hospital in time to identify the cause of the disease, and then early treatment, so as not to delay the condition.