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Drug interactions

Lsd + Sertraline

Severity: Moderate

Lsd and Sertraline: moderate interaction.

Last updated

For healthcare professionals — reference only. This page is a brief summary, not medical advice and not a substitute for official labeling or clinical judgement. Always verify before prescribing or dispensing.

Summary

LSD acts as a serotonin receptor agonist, and SSRIs generally blunt its effects through receptor downregulation, though serotonin toxicity has been theorized and unpredictable reactions are reported. Evidence is limited and mostly anecdotal.

What this interaction means in plain words

Lsd and Sertraline can affect each other. The combination is often manageable, but it may need a change of dose, a change of timing, or extra checks while both are taken.

Evidence level: Low

Why it happens

Opposing and additive serotonergic effects at 5-HT2A receptors and synaptic serotonin; mechanism not fully established.

What to do

Advise against using LSD with sertraline. Monitor for serotonin syndrome and manage supportively if exposure occurs.

What to ask your pharmacist

  • Should I take them at different times of day?
  • Does the dose of either medicine need to change?
  • Is there anything I should avoid, such as alcohol or certain foods, while on both?

Bring a full list of your medicines, including over-the-counter products, supplements and herbal remedies, to every pharmacy visit.

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Frequently asked questions

Can I take Lsd with Sertraline?

MediHelp rates the interaction as moderate. Lsd and Sertraline can affect each other. The combination is often manageable, but it may need a change of dose, a change of timing, or extra checks while both are taken. LSD acts as a serotonin receptor agonist, and SSRIs generally blunt its effects through receptor downregulation, though serotonin toxicity has been theorized and unpredictable reactions are reported. Evidence is limited and mostly anecdotal.

How serious is the interaction between Lsd and Sertraline?

MediHelp rates it moderate, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Advise against using LSD with sertraline. Monitor for serotonin syndrome and manage supportively if exposure occurs.

What other medicines interact with Sertraline?

MediHelp also lists interactions of Sertraline with, for example, Isocarboxazid, Methylene blue, Phenelzine. The full list is on the Sertraline page.

Full monographs, dosing and an interaction checker in the MediHelp app

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