BAXTER ONCOLOGY"Uromitexan (mesna) New Zealand Data Sheet Uromitexan Data Sheet 7 August 2014 Page 1 of 14 Baxter UROMITEXAN Mesna 400mg tablets and 600mg film coated tablet Active ingredient:mesna Inactive ingredients: calcium hydrogen phosphate, lactos e monohydrate, starch-maize,cellulose microcrystalline, povidone, magnesium stearate. Coating: hypromellose, Macrogol 6000, simethicone, titanium dioxide. Molecular formula: C2H5NaO3S2 with a molecular weight of 164.18. Structural formula: HS-CH 2 -CH 2-SO3Na+DESCRIPTION The active ingredient, mesna, is a synthetic sulphydryl compound designated as sodium 2- mercapto-ethane sulphonate.Uromitexan tablets are white oblong, biconvexfilm-coated tablets, scored on one side and marked M 4 or M 6, containing 400mg or 600mg (respectively) of mesna" ONCOLOGY