Retroviral refers to aplastic anemia, cyclosporine is mainly used for the treatment of non-severe aplastic anemia, non-severe aplastic anemia can be cured after standardized treatment, no need to take cyclosporine for the rest of your life. Aplastic anemia is a syndrome of bone marrow hematopoietic failure caused by various reasons, showing a decrease in the number of whole blood cells, which is mainly manifested by anemia, bleeding and infection. After standardized and effective treatment, most of the non-severe aplastic anemia can be relieved or even cured without taking cyclosporine for the rest of your life. Drugs include cyclosporine, anti-human thymoglobulin and so on. Cyclosporine belongs to the immunosuppressant, through selective inhibition of T-cell activity and proliferation, at the same time inhibit the activity of the immune system and play a role in the use of the general use of the course of treatment, when to achieve the best therapeutic effect, can be reduced or discontinued. Adverse reactions include rash, diarrhea, etc. This drug is contraindicated in patients who are allergic to the product and those with severe hepatic or renal impairment. When taking cyclosporine for reoccurring disorders, it should be used rationally under the guidance of a doctor, avoiding self-medication.