Duloxetine

Duloxetine

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Questions & Answers

Side Effects & Adverse Reactions

There is currently no warning information available for this product. We apologize for any inconvenience.

Legal Issues

There is currently no legal information available for this drug.

FDA Safety Alerts

There are currently no FDA safety alerts available for this drug.

Manufacturer Warnings

There is currently no manufacturer warning information available for this drug.

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

Chemical Structure

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

Each capsule contains enteric-coated pellets of 22.4, 33.7, or 67.3 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 crospovidone, hydroxy propyl cellulose, hypromellose, hypromellose phthalate, methylene chloride, sugar spheres, talc, titanium dioxide, and triethylcitrate. The empty hard gelatin capsule shells contain gelatin, titanium dioxide, and sodium lauryl sulphate. In addition, the 20 mg and 60 mg contain FD&C Blue No. 2 and iron oxide yellow and 30 mg contains FD&C Blue No. 2. The capsules are printed with edible ink containing black iron oxide, potassium hydroxide, propylene glycol, shellac, and strong ammonia solution.

Duloxetine Manufacturers


  • Preferred Pharmaceuticals, Inc.
    Duloxetine (Duloxetine Hydrochloride) Capsule, Delayed Release [Preferred Pharmaceuticals, Inc.]
  • Preferred Pharmaceuticals, Inc.
    Duloxetine Capsule, Delayed Release Pellets [Preferred Pharmaceuticals, Inc.]
  • Sun Pharma Global Fze
    Duloxetine Capsule, Delayed Release [Sun Pharma Global Fze]
  • American Health Packaging
    Duloxetine Capsule, Delayed Release [American Health Packaging]
  • Actavis Elizabeth Llc
    Duloxetine Capsule, Delayed Release [Actavis Elizabeth Llc]
  • Prasco Laboratories
    Duloxetine (Duloxetine Hydrochloride) Capsule, Delayed Release [Prasco Laboratories]
  • Kaiser Foundation Hospitals
    Duloxetine (Duloxetine Hydrochloride) Capsule, Delayed Release [Kaiser Foundation Hospitals]
  • Remedyrepack Inc.
    Duloxetine Capsule, Delayed Release [Remedyrepack Inc. ]
  • Remedyrepack Inc.
    Duloxetine Capsule, Delayed Release [Remedyrepack Inc. ]
  • Cadila Healthcare Limited
    Duloxetine Capsule, Delayed Release [Cadila Healthcare Limited]
  • Remedyrepack Inc.
    Duloxetine Capsule, Delayed Release [Remedyrepack Inc. ]
  • Cadila Healthcare Limited
    Duloxetine Capsule, Delayed Release [Cadila Healthcare Limited]
  • Bryant Ranch Prepack
    Duloxetine Capsule, Delayed Release [Bryant Ranch Prepack]
  • Bryant Ranch Prepack
    Duloxetine Capsule, Delayed Release [Bryant Ranch Prepack]
  • Citron Pharma Llc
    Duloxetine (Duloxetine Hydrochloride) Capsule, Delayed Release [Citron Pharma Llc]
  • Direct Rx
    Duloxetine Capsule, Delayed Release [Direct Rx]
  • Avkare, Inc.
    Duloxetine (Duloxetine) Capsule, Delayed Release [Avkare, Inc.]
  • Prasco Laboratories
    Duloxetine (Duloxetine Hydrochloride) Capsule, Delayed Release [Prasco Laboratories]
  • Aurobindo Pharma Limited
    Duloxetine (Duloxetine Hydrochloride) Capsule, Delayed Release [Aurobindo Pharma Limited]
  • Zydus Pharmaceuticals (Usa) Inc.
    Duloxetine Capsule, Delayed Release [Zydus Pharmaceuticals (Usa) Inc.]
  • Bluepoint Laboratories
    Duloxetine Capsule, Delayed Release [Bluepoint Laboratories]
  • Trigen Laboratories, Llc
    Duloxetine Capsule, Delayed Release [Trigen Laboratories, Llc]
  • Carilion Materials Management
    Duloxetine (Duloxetine Hydrochloride) Capsule, Delayed Release [Carilion Materials Management]
  • Teva Pharmaceuticals Usa Inc
    Duloxetine Capsule, Delayed Release [Teva Pharmaceuticals Usa Inc]
  • Tya Pharmaceuticals
    Duloxetine Capsule, Delayed Release [Tya Pharmaceuticals]
  • Cardinal Health
    Duloxetine Capsule, Delayed Release [Cardinal Health]
  • Dr. Reddy’s Laboratories Limited
    Duloxetine Capsule, Delayed Release Pellets [Dr. Reddy’s Laboratories Limited]
  • Lupin Pharmaceuticals, Inc.
    Duloxetine Capsule, Delayed Release [Lupin Pharmaceuticals, Inc.]
  • Medsource Pharmaceuticals
    Duloxetine Capsule, Delayed Release Pellets [Medsource Pharmaceuticals]

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