SPL Set ID: 4c1a5a6d-bd69-473c-8caa-d0d242b7708d
1 drug(s) with this SPL Set ID
Dofetilide is an antiarrhythmic drug with Class III (cardiac action potential duration prolonging) properties. Its empirical formula is C 19 H 27 N 3 O 5 S 2 and it has a molecular weight of 441.6. The structural formula is The chemical name for dofetilide is: N -[4-[2-[methyl[2-[4-[(methylsulfonyl)amino]phenoxy]ethyl]amino]ethyl]phenyl]-methanesulfonamide. Dofetilide is a white to off-white powder. It is very slightly soluble in water and propan-2-ol and is soluble in 0.1M aqueous sodium hydroxide, acetone, and aqueous 0.1M hydrochloric acid. Dofetilide capsules contain the following inactive ingredients: Capsule fill: colloidal anhydrous silica, magnesium stearate, maize starch, microcrystalline cellulose Capsule shell: gelatin, titanium dioxide, and FD&C Yellow 6 Imprinting ink: iron oxide black, shellac, potassium hydroxide Dofetilide capsules are supplied for oral administration in three dosage strengths: 125 mcg (0.125 mg) light orange and white capsules, 250 mcg (0.25 mg) peach capsules, and 500 mcg (0.5 mg) peach and white capsules. Chemical Structure