SPL Set ID: b41423b8-dfec-4d79-ba3c-e43a87803d85

Duloxetine hydrochloride is a selective serotonin and norepinephrine reuptake inhibitor (SNRI). The chemical name of duloxetine hydrochloride is (+)-( S )- N -methyl-γ-(1-naphthyloxy)-2-thiophenepropylamine hydrochloride. The molecular formula is C 18 H 19 NOS•HCl, which corresponds to a molecular weight of 333.88. The structural formula is: Duloxetine hydrochloride, USP is a white to off-white powder, which is freely soluble in methanol, soluble in dichloromethane, and slightly soluble in water. The molecular formula of duloxetine free base is C 18 H 19 NOS and its molecular weight is 297.38. Each DRIZALMA SPRINKLE (duloxetine delayed-release capsule) for oral administration contains enteric-coated pellets containing a total of 22.4 mg, 33.6 mg, 44.9 mg or 67.3 mg of duloxetine hydrochloride, equivalent to 20 mg, 30 mg, 40 mg or 60 mg of duloxetine free base, respectively. These enteric-coated pellets are designed to prevent degradation of the drug in the acidic environment of the stomach. Inactive ingredients of the pellets include ascorbic acid, hypromellose, hypromellose phthalate, polyethylene glycol, starch, sucrose, sugar spheres, talc, titanium dioxide, and triethyl citrate. The capsule shell ingredients for 20 mg strength are D&C Yellow 10, FD &C Blue 1, FD &C Red 40, gelatin, sodium lauryl sulfate and titanium dioxide. The capsule shell ingredients for 30 mg strength are FD &C Blue 1, FD &C Red 40 and FD &C Red 3 (present in cap), gelatin, sodium lauryl sulfate and titanium dioxide. The capsule shell ingredients for 40 mg strength are gelatin, sodium lauryl sulfate and titanium dioxide. The capsule shell ingredients for 60 mg strength are D&C Yellow 10 (present in body), FD &C Blue 1, FD &C Red 40, FD &C Red 3 (present in cap), gelatin, sodium lauryl sulfate and titanium dioxide. The imprinting ink for 20 mg, 30 mg, 40 mg, and 60 mg strength capsules was made of ammonia solution, black iron oxide, butyl alcohol, dehydrated alcohol, isopropyl alcohol, potassium hydroxide, propylene glycol and shellac. DRIZALMA SPRINKLE does not comply with the USP dissolution test. structure-formula