1-Methyl-2-(methylthio)imidazole is an impurity of Methimazole, a thiourea antithyroid agent that prevents iodine organification, thus inhibiting the synthesis of thyroxine.

Rozanolixizumab (RYSTIGGO) is a high-affinity humanized immunoglobulin G4 monoclonal antibody targeting Fc receptors (FcRn) in human newborns for the study of pathogenic IgG in autoimmune and alloimmune diseases.

[Tyr36]-pTH-Related Protein (1-36) (human, rat)