Neotuberostemonine (NTS) is one of the main antitussive alkaloids in the root of Stemona tuberosa Lour it has a significant protective effect on bleomycin (BLM)-induced pulmonary fibrosis through suppressing the recruitment and M2 polarization of macrophages. Neotuberostemonine demonstrates antitussive properties in guinea pigs.

TP508 is a 23 amino acid synthetic peptide representing residues 508-530 of human prothrombin which is identified as a potential receptor-binding domain based on competition for high-affinity thrombin binding to fibroblasts.TP508 (Chrysalin) is an investigational peptide drug that was developed for use in stimulating repair of dermal and musculoskeletal tissues.

FK-330 dihydrate (FR-260330 dihydrate) is a novel and effective nitric oxide synthase inhibitor. It can prevent ischemia and reperfusion injury in rat liver transplantation.