Duloxetine Hydrochloride

Duloxetine Hydrochloride

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Questions & Answers

Side Effects & Adverse Reactions

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Legal Issues

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FDA Safety Alerts

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Manufacturer Warnings

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FDA Labeling Changes

There are currently no FDA labeling changes available for this drug.

Uses

1.1 Major Depressive Disorder

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.

1.2 Generalized Anxiety Disorder

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.

1.3 Diabetic Peripheral Neuropathic Pain

Duloxetine delayed-release capsules, USP are indicated for the management of neuropathic pain (DPNP) associated with diabetic peripheral neuropathy [see Clinical Studies (14.3)].

1.5 Chronic Musculoskeletal Pain

Duloxetine delayed-release capsules, USP are indicated for the management of chronic musculoskeletal pain. This has been established in studies in patients with chronic low back pain (CLBP) and chronic pain due to osteoarthritis [see Clinical Studies (14.5)].

History

There is currently no drug history available for this drug.

Other Information

Duloxetine hydrochloride, 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 C18H19NOS•HCl, which corresponds to a molecular weight of 333.88. The structural formula is:

structure

Duloxetine hydrochloride, USP is a white to slightly brownish white solid, which is slightly soluble in water.

Each capsule contains enteric-coated pellets of 22.45, 33.68, or 67.36 mg of duloxetine hydrochloride, USP equivalent to 20, 30, 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:

20 mg: FD&C Blue No. 2, gelatin, hypromellose, methacrylic acid copolymer dispersion, polyethylene glycol 400, sodium lauryl sulfate, sucrose, sugar spheres, talc, titanium dioxide, triethyl citrate, black imprinting ink (It contains black iron oxide, potassium hydroxide, propylene glycol, and shellac).

30 mg: FD&C Blue No. 1, FD&C Red No. 40, gelatin, hypromellose, methacrylic acid copolymer dispersion, polyethylene glycol 400, sodium lauryl sulfate, sucrose, sugar spheres, talc, titanium dioxide, triethyl citrate, black imprinting ink (It contains black iron oxide, potassium hydroxide, propylene glycol, and shellac), white imprinting ink (It contains povidone, shellac, sodium hydroxide, and titanium dioxide).

60 mg: FD&C Blue No. 2, gelatin, hypromellose, iron oxide yellow, methacrylic acid copolymer dispersion, polyethylene glycol 400, sodium lauryl sulfate, sucrose, sugar spheres, talc, titanium dioxide, triethyl citrate, white imprinting ink (It contains povidone, shellac, sodium hydroxide, and titanium dioxide).

Duloxetine Hydrochloride Manufacturers


  • Proficient Rx Lp
    Duloxetine Hydrochloride (Duloxetin Hydrochloride) Capsule, Delayed Release [Proficient Rx Lp]
  • Direct Rx
    Duloxetine Hydrochloride Capsule, Delayed Release Pellets [Direct Rx]
  • Major Pharmaceuticals
    Duloxetine Hydrochloride (Duloxetin Hydrochloride) Capsule, Delayed Release [Major Pharmaceuticals]
  • Unit Dose Services
    Duloxetine Hydrochloride (Duloxetin Hydrochloride) Capsule, Delayed Release [Unit Dose Services]
  • Unit Dose Services
    Duloxetine Hydrochloride (Duloxetin Hydrochloride) Capsule, Delayed Release [Unit Dose Services]
  • Preferred Pharmaceuticals, Inc.
    Duloxetine Hydrochloride Capsule, Delayed Release [Preferred Pharmaceuticals, Inc.]
  • Torrent Pharmaceuticals Limited
    Duloxetine Hydrochloride (Duloxetin Hydrochloride) Capsule, Delayed Release [Torrent Pharmaceuticals Limited]
  • Apotex Corp.
    Duloxetine Hydrochloride (Duloxetine Hydrochloride ) Capsule, Delayed Release Duloxetine Hydrochloride (Duloxetine Hydrochloride ) Capsule, Delayed Release [Apotex Corp.]
  • Proficient Rx Lp
    Duloxetine Hydrochloride Capsule, Delayed Release [Proficient Rx Lp]
  • Cardinal Health
    Duloxetine Hydrochloride (Duloxetin Hydrochloride) Capsule, Delayed Release [Cardinal Health]

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