Paroxetine

Information about Paroxetine

Paroxetine structure

Paroxetine Paxil 10 jp

Paroxetine is a selective serotonin reuptake inhibitor (SSRI) used in the therapy of depression, anxiety disorders and obsessive-compulsive disorder.

Liver safety of Paroxetine

Paroxetine therapy can be associated with transient asymptomatic elevations in serum aminotransferase levels and has been linked to rare instances of clinically apparent acute liver injury.

Mechanism of action of Paroxetine

Paroxetine (pa rox' e teen) is a selective serotonin reuptake inhibitor (SSRI) that acts by blocking the reuptake of serotonin in CNS synaptic clefts, thus increasing serotonin levels in the brain which is associated with its psychiatric effects.

FDA approval information for Paroxetine

Paroxetine was approved for use in the United States in 1992 and it remains in wide use, with more than 15 million prescriptions being filled yearly.

Indications for paroxetine include major depression, obsessive-compulsive disorder, panic disorder, and anxiety disorders including social anxiety, post-trauma stress and generalized anxiety disorder. Paroxetine is also used for headache, premenstrual dysphoric disorder, diabetic neuropathy and premature ejaculation.

Dosage and administration for Paroxetine

Paroxetine is available as tablets of 10, 20, 30 and 40 mg and as an oral suspension in generic forms and under the brand names of Paxil and Pexeva. The recommended dosage for depression in adults is 20 mg once daily, increasing the dosage by 10 mg increments weekly to a maximum of 50 mg. Controlled release tablets are also available that have slightly different dosing recommendations.

Side effects of Paroxetine

Common side effects are drowsiness,dyspepsia, nausea, headache, increased sweating, increased appetite, weight gain and sexual dysfunction.

• Dailymed label info on Paroxetine
• FDA Paroxetine

The following are antidepressant subclasses and drugs

MAO Inhibitors Isocarboxazid, Phenelzine, Tranylcypromine

SNRIs Duloxetine, Levomilnacipran, Venlafaxine

SSRIs Citalopram, Escitalopram, Fluoxetine, Fluvoxamine, Paroxetine, Sertraline, Vilazodone, Vortioxetine

Tricyclics Amitriptyline, Amoxapine, Clomipramine, Desipramine, Doxepin, Imipramine, Nortriptyline, Protriptyline, Trimipramine

Miscellaneous Bupropion, Flibanserin, Mirtazapine, Nefazodone, Trazodone The following are antidepressant subclasses and drugs

MAO Inhibitors Isocarboxazid, Phenelzine, Tranylcypromine

SNRIs Duloxetine, Levomilnacipran, Venlafaxine

SSRIs Citalopram, Escitalopram, Fluoxetine, Fluvoxamine, Paroxetine, Sertraline, Vilazodone, Vortioxetine

Tricyclics Amitriptyline, Amoxapine, Clomipramine, Desipramine, Doxepin, Imipramine, Nortriptyline, Protriptyline, Trimipramine

Miscellaneous Bupropion, Flibanserin, Mirtazapine, Nefazodone, Trazodone