Docetaxel has a wide range of clinical applications, including breast cancer, ovarian cancer, head and neck tumors, and stomach cancer. The dosage is generally based on the patient’s own condition, including height, weight, and calculation of body surface area. After one administration, the next group of therapies will be given after 3 weeks, and the whole course of administration is about 4-6 weeks, and there are also weekly therapies, which are based on different treatment plans, according to the patient’s condition, plus the characteristics of the disease, for example, head and neck tumors, and whether to combine with radiotherapy and chemotherapy, and which kind of drugs to combine with chemotherapy and targeted therapy are considered comprehensively. Of course, it also has a lot to do with the patient’s wishes, for example, docetaxel may be very serious adverse reactions is hair loss, some people can be very rejected, but from the therapeutic point of view or slightly different degree of adjustment. Generally 3 weeks of therapy application is more, the other according to the patient’s situation, the doctor will do different degrees of adjustment, including dose adjustment, dosing interval adjustment, combined with chemotherapy drug adjustment, all decided to give the way and the dose will have different degrees of difference.