Duloxetine delayed-release capsules USP are indicated for the treatment of major depressive disorder (MDD). The efficacy of duloxetine delayed-release capsules USP was established in four short-term and one maintenance trial in adults [see Clinical Studies (14.1)].
A major depressive episode (DSM-IV) implies a prominent and relatively persistent (nearly every day for at least 2 weeks) depressed or dysphoric mood that usually interferes with daily functioning, and includes at least 5 of the following 9 symptoms: depressed mood, loss of interest in usual activities, significant change in weight and/or appetite, insomnia or hypersomnia, psychomotor agitation or retardation, increased fatigue, feelings of guilt or worthlessness, slowed thinking or impaired concentration, or a suicide attempt or suicidal ideation.
Duloxetine delayed-release capsules USP are indicated for the treatment of generalized anxiety disorder (GAD). The efficacy of duloxetine delayed-release capsules USP was established in three short-term trials and one maintenance trial in adults [see Clinical Studies (14.2)].
Generalized anxiety disorder is defined by the DSM-IV as excessive anxiety and worry, present more days than not, for at least 6 months. The excessive anxiety and worry must be difficult to control and must cause significant distress or impairment in normal functioning. It must be associated with at least 3 of the following 6 symptoms: restlessness or feeling keyed up or on edge, being easily fatigued, difficulty concentrating or mind going blank, irritability, muscle tension, and/or sleep disturbance.
Duloxetine delayed-release capsules USP are indicated for the management of neuropathic pain (DPNP) associated with diabetic peripheral neuropathy [see Clinical Studies (14.3)].
Duloxetine hydrochloride is a selective serotonin and norepinephrine reuptake inhibitor (SSNRI) for oral administration. Its chemical designation is (+)-(S)-N-methyl-?-(1-naphthyloxy)-2-thiophenepropylamine hydrochloride. The molecular formula is C18H19NOS•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 22.4 mg, 33.7 mg, or 67.3 mg of duloxetine hydrochloride USP equivalent to 20 mg, 30 mg, or 60 mg of duloxetine, respectively. These enteric-coated pellets are designed to prevent degradation of the drug in the acidic environment of the stomach. Inactive ingredients include sugar spheres, maize starch, hypromellose, mannitol, talc, sucrose, methacrylic acid co-polymer dispersion, triethyl citrate and sodium hydroxide. The capsule shells contain gelatin, sodium lauryl sulfate, titanium dioxide, FD & C Blue No. 2, and iron oxide yellow (20 mg and 60 mg).
For 20 mg & 30 mg strengths, imprinting black ink contains shellac, dehydrated alcohol, isopropyl alcohol, butyl alcohol, propylene glycol, strong ammonia solution, black iron oxide, potassium hydroxide, and purified water.
For 60 mg strength, imprinting white ink contains shellac, dehydrated alcohol, isopropyl alcohol, butyl alcohol, propylene glycol, strong ammonia solution, titanium dioxide, potassium hydroxide, and purified water.
Active Duloxetine Ingredients
- Duloxetine Hydrochloride
Duloxetine NDC Codes
Duloxetine Structured Product Labels
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