Spectinomycin sulfate hydrate is a broad-spectrum antibiotic and inhibits the growth of a variety of gram-positive and gram-negative organisms. Spectinomycin sulfate hydrate acts by selectively targeting to the bacterial ribosome and interrupting protein synthesis. Spectinomycin sulfate hydrate is also a noncompetitive inhibitor of td intron RNA with an Ki value of 7.2 mM-.

Concizumab is an anti-TFPI monoclonal antibody (IgG4 type) that selectively binds to the Kunitz protease inhibitor (KPI) 2 domain of TFPI, blocking its interaction with the FXa active site.

Antho-rwamide I is a neuropeptide that can be isolated from the sea anemone Anthopleura elegantissima. Antho-rwamide I is resistant to nonspecific aminopeptidases, which increases the stability of the peptide after neuronal release.