The active ingredient of Dimaval®, the sodium salt of (RS)-2,3-bis(sulfanyl)propane-1-sulfonic acid, previously known as (RS)-2,3-Di-mercapto-1- propanesulfonic acid (DMPS), is a complexing agent from the group of vicinal dimercaptans. Indications: Clinically manifested, chronic and acute poisoning with mercury (metallic mercury, vapor, inorganic and organic compounds); Chronic poisoning with lead. By virtue of its two vicinal mercaptan groups …