SPL Set ID: 0e60aa4b-72c2-4ef4-ab01-c9cf94240ff1
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: microcrystalline cellulose, corn starch, colloidal silicon dioxide and magnesium stearate. The capsule shells contain gelatin, titanium dioxide, FD&C yellow 6 and black imprint ink. The black imprint ink contains shellac, alcohol, isopropyl alcohol, butyl alcohol, propylene glycol, ammonia solution, black iron oxide and potassium hydroxide. Dofetilide capsules are supplied for oral administration in three dosage strengths: 125 mcg (0.125 mg) orange and white capsules, 250 mcg (0.25 mg) peach capsules, and 500 mcg (0.5 mg) peach and white capsules. structural formula