About 7~20 days. Usually, the course of acupuncture treatment is 7- 15 days. Basically, 10 days is a course of treatment. However, the length of the course of treatment has a great relationship with the illness, just like acute pain, such as stiff neck and backache, which will be relieved after 1 time. This is also a small course of treatment. If it is a chronic disease, such as sequelae of stroke, tinnitus or insomnia. At this time, the treatment time will be longer, that is, 10 day, and 20 days is a course of treatment. In general, there are many cases of treating facial paralysis. If facial paralysis is more serious, the course of treatment will be longer. If the symptoms are mild, the treatment process will be shorter.