Mersalyl sodiumProduct ingredient for Mersalyl

Mersalyl is the sodium salt form of mersalyl acid, a mercurial diuretic. It is an outdated drug, and its approval has been discontinued by the FDA. Mersalyl acid is currently replaced by less toxic non-mercury containing diuretics ^4,6. The sodium salt of a mercury-containing derivative of salicylamide, was formerly used (often in combination with theophylline) to treat edema, due to its powerful diuretic properties ⁶. Interestingly, it has been found to have antiviral properties in mice ¹³.