Polymyxin B sulphate is a mixture of polymyxins B1 and B2, obtained from Bacillus polymyxa strains.

FL118 is a novel survivin inhibitor that inhibits cancer stem cell-like properties.FL118 is a novel camptothecin analog with anticancer activity that inhibits epithelial-mesenchymal transition through the Wnt/β-catenin signaling pathway, thereby inhibiting migration and invasion of human breast cancer cells.

p-Phenylenediamine, N,N'-diphenyl- is a bioactive chemical. It has been used to prevent vitamin E deficiency in lambs.