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Paroxetine

Generic Name
Paroxetine
Brand Names
Paxil, Pexeva
Drug Type
Small Molecule
Chemical Formula
C19H20FNO3
CAS Number
61869-08-7
Unique Ingredient Identifier
41VRH5220H

Overview

Paroxetine is a selective serotonin reuptake inhibitor (SSRI) drug commonly known as Paxil. It has a variety of uses, including the treatment of anxiety disorders, major depression, posttraumatic stress disorder, and symptoms of menopause, among others. It was approved by the FDA in the early 1990s and marketed by SmithKline Beecham. A unique feature of this drug is that it is highly potent and selective in its inhibition of serotonin reuptake and has little effect on other neurotransmitters. Because of its potent inhibition of serotonin reuptake, paroxetine is more likely to cause withdrawal effects upon cessation. Paroxetine is well tolerated in most patients with a similar adverse effect profile to other members of its drug class. The controlled release formulation was designed to decrease the likelihood of nausea that is sometimes associated with paroxetine.

Background

Paroxetine is a selective serotonin reuptake inhibitor (SSRI) drug commonly known as Paxil. It has a variety of uses, including the treatment of anxiety disorders, major depression, posttraumatic stress disorder, and symptoms of menopause, among others. It was approved by the FDA in the early 1990s and marketed by SmithKline Beecham. A unique feature of this drug is that it is highly potent and selective in its inhibition of serotonin reuptake and has little effect on other neurotransmitters. Because of its potent inhibition of serotonin reuptake, paroxetine is more likely to cause withdrawal effects upon cessation. Paroxetine is well tolerated in most patients with a similar adverse effect profile to other members of its drug class. The controlled release formulation was designed to decrease the likelihood of nausea that is sometimes associated with paroxetine.

Indication

Paroxetine is indicated for the management of depression, obsessive-compulsive disorder, panic disorder, social anxiety disorder, generalized anxiety disorder, posttraumatic stress disorder. One form of paroxetine, commercially known as Brisdelle, is used to manage mild to moderate vasomotor symptoms of menopause. Off-label, paroxetine may be used for the treatment of premature ejaculation or irritable bowel syndrome (IBS).

Associated Conditions

  • Generalized Anxiety Disorder
  • Irritable Bowel Syndrome (IBS)
  • Major Depressive Disorder (MDD)
  • Obsessive Compulsive Disorder (OCD)
  • Panic Disorder
  • Post Traumatic Stress Disorder (PTSD)
  • Premature Ejaculation
  • Premenstrual Dysphoric Disorder (PMDD)
  • Social Anxiety Disorder (SAD)
  • Vasomotor Symptoms Associated With Menopause

Clinical Trials

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FDA Drug Approvals

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Approved Product
Manufacturer
NDC Code
Route
Strength
Effective Date
Chartwell RX, LLC
62135-426
ORAL
25 mg in 1 1
12/13/2022
Contract Pharmacy Services-PA
67046-531
ORAL
20 mg in 1 1
7/31/2010
Solco Healthcare LLC
43547-409
ORAL
7.5 mg in 1 1
8/15/2017
Apotex Corp
60505-4378
ORAL
25 mg in 1 1
1/10/2024
Rhodes Pharmaceuticals L.P.
42858-707
ORAL
37.5 mg in 1 1
9/30/2023

EMA Drug Approvals

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No EMA approvals found for this drug.

HSA Drug Approvals

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NMPA Drug Approvals

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PPB Drug Approvals

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TGA Drug Approvals

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