Teriflunomide (TFN) is an inhibitor of de novo pyrimidine synthesis and the active metabolite of leflunomide. Leflunomide is prescribed to patients worldwide as an immunomodulatory and anti-inflammatory disease-modifying prodrug. Leflunomide inhibited the growth of human prostate cancer xenographs in mice. and leflunomide or TFN promoted cytostasis and/or apoptosis in cultured cells. https://www.hairtobeautyers.shop/product-category/hair-treatment/