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1 May 2026Oral drugsSource update: March 2024

Sertraline oral

Sertraline guidance for major depression and severe post-traumatic stress disorder, with tapering and interaction precautions.

Prescription under medical supervision
This guide page is for structured reference only and does not replace a clinician, pharmacist, or emergency review. Dose choice, route choice, interactions, and safety decisions still need professional judgment.

Therapeutic action

Antidepressant, selective serotonin re-uptake inhibitor (SSRI).

Indications

  • Major depression, if fluoxetine or paroxetine are poorly tolerated or contra-indicated.
  • Severe post-traumatic stress disorder.

Forms and strengths

  • 50 mg tablet.
  • 100 mg tablet.

Dose

Major depression

  • Adult: 25 mg once daily for 3 days, then 50 mg once daily.
  • In case of insufficient response after 3 weeks, increase up to 100 mg daily maximum.

Severe post-traumatic stress disorder

  • Adult: 50 mg once daily.

Duration

  • Major depression: at least 9 months. Discontinue treatment gradually; if signs of relapse or withdrawal occur, increase the dose and decrease it more gradually.
  • Severe post-traumatic stress disorder: 2 to 3 months after symptoms resolve. Discontinue treatment gradually over at least 2 weeks.

Contra-indications, adverse effects, precautions

  • Do not administer to patients with severe hepatic impairment. Reduce the dose by half in patients with mild to moderate hepatic impairment.
  • Administer with caution and monitor use in patients with epilepsy, diabetes, history of gastrointestinal bleeding, bipolar disorders, suicidal ideation in young adults, or closed-angle glaucoma.
  • May cause gastrointestinal disturbances, drowsiness, fatigue, headache, dizziness, seizures, sexual dysfunction, blurred vision, and hyponatraemia especially in older patients.
  • May also cause anxiety, insomnia, agitation, aggressive behaviour, and suicidal ideation in young adults.
  • Withdrawal symptoms are very frequent if discontinued abruptly, including dizziness, paraesthesia, nightmares, anxiety, tremors, and headaches.
  • Avoid combination with aspirin, NSAIDs, warfarin, and serotonergic drugs such as other SSRIs, tricyclic antidepressants, ondansetron, and tramadol.
  • Monitor combination with risperidone and drugs that lower the seizure threshold.
  • Avoid alcohol during treatment.
  • Pregnancy and breast-feeding: no contra-indication; re-evaluate whether treatment is still necessary. If continued, maintain sertraline at effective dose and observe the neonate if exposure occurred in the third trimester.

Source

MSF Essential drugs practical guidelines (January 2026)

This page reproduces the structured reference information for this batch while leaving out the Storage and Remarks sections.

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