Immunotherapy composition and method

摘要

A composition for use in immunosuppression therapy is disclosed. The composition includes an immunosuppressant drug, such as cyclosporin A, and an ethanol extract of the root xylem of Tripterygium wilfordii. The extract is effective alone, or in combination with such an immunosuppressant, in the treatment of transplantation rejection. Also disclosed is a method of immunosuppression that includes administering to a subject a pharmaceutically effective amount of an immunosuppressant drug and an extract of the type above, in an amount effective to potentiate the action of the drug.