How long is systemic lupus erythematosus active?

Systemic lupus erythematosus activity period can not be clear, some patients in the medication about 10 days can be controlled, some patients need about half a year. Cause the disease with immune abnormalities, endocrine and infection and other reasons are related, the probability of female disease will be higher. Normal will show weight loss, fever and fatigue symptoms, and will show butterfly erythema on the skin surface phenomenon. After early detection, cooperate with the doctor as soon as possible and use penicillamine drugs and methotrexate to control the development of the disease.