Doxepin (or SINEQUAN, SILENOR®) is mainly prescribed to treat depressive disorders, anxiety disorders, itchiness, and insomnia.
Class: Tricyclic (TCA)
FDA Approval: 2007
Dosage Forms: 10 mg, 25 mg, 50 mg, 75 mg, 100 mg, 150 mg; 3 mg, 6 mg
Biological Half-life: 8-24 hours
Side Effects: Dizziness, dry mouth, constipation, confusion, fatigue, hypotension, bradycardia, nightmares, agitation, weight gain, sweating, difficulty urinating, increased suicide risk
Routes of Administration: Oral, IM, IV, Topical
Pregnancy Category: B (US)