Xarelto

11 DESCRIPTION Rivaroxaban, a factor Xa (FXa) inhibitor, is the active ingredient in XARELTO ® Tablets and XARELTO ® for oral suspension with the chemical name 5-Chloro-N-({(5S)-2-oxo-3-[4-(3-oxo-4-morpholinyl)phenyl]-1,3-oxazolidin-5-yl}methyl)-2-thiophenecarboxamide.‍​‍‍‍​‍‍‍‍‍‍‍‍​‍ The molecular formula of rivaroxaban is C 19 H 18 ClN 3 O 5 S and the molecular weight is 435.89. The structural formula is: Rivaroxaban is a pure ( S )-enantiomer. It is an odorless, non-hygroscopic, white to yellowish powder. Rivaroxaban is only slightly soluble in organic solvents (e.g., acetone, polyethylene glycol 400) and is practically insoluble in water and aqueous media. Each XARELTO tablet contains 2.5 mg, 10 mg, 15 mg, or 20 mg of rivaroxaban. The inactive ingredients of XARELTO are: croscarmellose sodium, hypromellose, lactose monohydrate, magnesium stearate, microcrystalline cellulose, and sodium lauryl sulfate. Additionally, the proprietary film coating mixture used for XARELTO 2.5 mg is Opadry ® Light Yellow, containing ferric oxide yellow, hypromellose, polyethylene glycol 3350, and titanium dioxide, and for XARELTO 10 mg tablets is Opadry ® Pink and for XARELTO 15 mg tablets is Opadry ® Red, both containing ferric oxide red, hypromellose, polyethylene glycol 3350, and titanium dioxide, and for XARELTO 20 mg tablets is Opadry ® II Dark Red, containing ferric oxide red, polyethylene glycol 3350, polyvinyl alcohol (partially hydrolyzed), talc, and titanium dioxide. XARELTO for oral suspension is supplied as granules in bottles containing 155 mg of rivaroxaban (1 mg of rivaroxaban per mL after reconstitution). The inactive ingredients are: anhydrous citric acid, hypromellose, mannitol, microcrystalline cellulose and carboxymethylcellulose sodium, sodium benzoate, sucralose, sweet and creamy flavor and xanthan gum. Chemical Structure