apremilast - Medications

The active ingredient in OTEZLA/OTEZLA XR tablets is apremilast. Apremilast drug substance is non-hygroscopic. Apremilast drug substance is practically insoluble in water and slightly soluble in alcohol. Apremilast is a phosphodiesterase 4 (PDE4) inhibitor. Apremilast is known chemically as N-[2-[(1S)-1-(3-ethoxy-4-methoxyphenyl)-2-(methylsulfonyl)ethyl]-2,3-dihydro-1,3-dioxo-1H-isoindol-4-yl]acetamide. Its empirical formula is C 22 H 24 N 2 O 7 S and the molecular weight is 460.5. The chemical structure is: OTEZLA (apremilast) tablets are supplied in 10 mg, 20 mg, and 30 mg strengths for oral administration. Each tablet contains apremilast as the active ingredient and the following inactive ingredients: croscarmellose sodium, iron oxide red, iron oxide yellow (20 and 30 mg only), iron oxide black (30 mg only), lactose monohydrate, magnesium stearate, microcrystalline cellulose, polyethylene glycol, polyvinyl alcohol, talc, titanium dioxide. OTEZLA XR (apremilast) extended-release tablets are supplied in a 75 mg strength for oral administration. Each tablet contains apremilast as the active ingredient and the following inactive ingredients: cellulose acetate, colloidal silicon dioxide, ferrosoferric oxide, hydroxypropyl methylcellulose acetate succinate, hypromellose, iron oxide red, magnesium stearate, mannitol, microcrystalline cellulose, polyethylene glycol, polyethylene oxide, sodium chloride, titanium dioxide. Chemical Structure