Pseudoisocyanine iodide (Standard) is the analytical standard of Pseudoisocyanine (iodide) (HY-107740). This product is intended for research and analytical applications. Pseudoisocyanine iodide (1,1-Diethyl-2,2-cyanine iodide) is an inhibitor of organic cation transporters (OCT1, OCT2, OCT3) and plasma membrane monoamine transporter (PMAT). Pseudoisocyanine iodide has antidepressant activity[1][2].