Can you stop taking Zoloft cold turkey?
Direct Answer
Stopping Zoloft abruptly is not recommended. Like other SSRIs, sudden discontinuation can cause discontinuation syndrome — dizziness, brain zaps, nausea, irritability, and flu-like symptoms. Zoloft has a shorter half-life (26 hours) than some SSRIs, which means withdrawal symptoms may be more noticeable than with fluoxetine (Prozac), which has a very long half-life. A gradual taper over 2-4 weeks, reducing the dose by 25-50% at each step, significantly reduces these effects. Work with your prescriber to create a tapering schedule.
Based on published clinical trial data and FDA prescribing information. This is not medical advice — always consult your healthcare provider.
Supporting Evidence
Stopping Safely
SSRI discontinuation syndrome is severe and common with sertraline. Abrupt stopping causes electric shock sensations ("brain zaps"), severe dizziness, flu-like symptoms, rebound anxiety, and intense irritability.
Warning symptoms:
- "Brain zaps" — electric shock sensations in the head
- Severe dizziness or vertigo
- Flu-like symptoms without fever
Side Effects
Serious (rare)
- Suicidal ideation (especially in under-25, first weeks) — Black Box
- Serotonin syndrome (with other serotonergic drugs)
- Bleeding risk (especially GI with NSAIDs)
Funding transparency: Pfizer originally funded major trials. Publication bias: negative studies often unpublished. FDA analysis showed average effect size modest (NNT ~10, but much less in mild-moderate depression). See full funding details
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