There is no stipulation in the instruction manual of Huangtengxin Tablet that how many days to take for a course of treatment, the use of the drug should be based on the patient’s specific condition, and follow the doctor’s instructions to use the drug. Generally, the first 3-7 days of dosage can be given, no obvious discomfort after taking the drug, and the condition has been reduced, you can appropriately increase the course of treatment. Huangtengxin Tablet is a kind of Chinese patent medicine, composed of Huangtengxin. It has the effect of clearing away heat and detoxification, and is used for the treatment of gynecological inflammation, bacterial dysentery, enteritis, respiratory tract infections, urinary tract infections, surgical infections, conjunctivitis and other diseases. The adverse reactions of the drug are mild gastrointestinal discomfort, loss of appetite, constipation, swelling and so on in individual cases after using the drug. It is contraindicated for those who are allergic to alkaloids and used with caution for those who have reacted to safranin. Use with caution in pregnant women, infants and jaundice patients. The instruction of the drug does not specify how many days to take a course of treatment. According to the patient’s condition, 3-7 days of medication can be given first, if there is no obvious discomfort after taking the medicine, and the condition has improved, the course of treatment can be increased appropriately. Huangtouxin tablets should be used under the guidance of a professional doctor, not blindly self-medication, in order to avoid adverse reactions.