SPL Set ID: eab90059-ea1c-46c1-884d-c15e7c562a01

Duloxetine delayed-release capsules USP is a selective serotonin and norepinephrine reuptake inhibitor (SSNRI) for oral administration. Its chemical designation is (+)-( S)-N -methyl-γ-(1-naphthyloxy)- 2-thiophenepropylamine hydrochloride. The empirical formula is C 18 H 19 NOS·HCl, which corresponds to a molecular weight of 333.88. The structural formula is: Duloxetine hydrochloride is a white to slightly brownish white solid, which is slightly soluble in water. Each capsule contains enteric-coated pellets of 20, 30, or 60 mg of duloxetine (equivalent to 22.4, 33.7, or 67.3 mg of duloxetine hydrochloride USP, respectively). These enteric-coated pellets are designed to prevent degradation of the drug in the acidic environment of the stomach. Inactive ingredients include gelatin, hypromellose, hypromellose phthalate, sucrose, sugar spheres, talc, titanium dioxide and triethyl citrate. The 20 mg capsules also contain FD & C Blue 2 and Iron Oxide Yellow and 60 mg capsules contain FD & C Blue 2. The 20 mg, 30 mg and 60 mg capsules are imprinted with black and grey ink which contains black iron oxide, butyl alcohol, dehydrated alcohol, isopropyl alcohol, potassium hydroxide, propylene glycol, purified water, shellac and strong ammonia solution. Grey ink also contains titanium dioxide. Image