Drug Interaction Report

Nilotinib and Sertraline: Interaction Details

AI-assisted, pharmacist-reviewed · AI content regenerated Jul 11, 2026 · Source data updated Jul 2, 2026 · Sources: FDA labeling, DDInter 2.0, cited literature

Nilotinib

No brand names on record
+

Sertraline

No brand names on record
Dr. Brian Staiger, PharmD, BCPS
Medically reviewed by
Updated Jul 2, 2026
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Interaction severity
Major
Potentially serious — often needs a change or close monitoring.
How we grade severity & evidence

Severity levels

  • Contraindicated: These should generally not be used together.
  • Major: Potentially serious — often needs a change or close monitoring.
  • Moderate: Can be significant — usually manageable with monitoring.
  • Minor: Usually limited clinical impact.

Evidence grades

  • Established: Well documented — supported by controlled studies or strong clinical data.
  • Probable: Good supporting evidence, though not definitively proven.
  • Suspected: Some evidence suggests this interaction, but it is not well established.
  • Possible: Limited or conflicting evidence; the interaction may occur.
  • Theoretical: Predicted from the drugs' pharmacology; not yet confirmed in people.

Ratings come from the documented interaction literature and are reviewed by a pharmacist. They describe the documented risk of the combination, not what will necessarily happen to you — your dose, timing, and health picture all matter.

Of 116 documented Nilotinib interactions, 107 are rated major — including this one.
Worried about symptoms right now? Contact your pharmacist or prescriber, or call Poison Control at 1-800-222-1222 (US). Call 911 for an emergency.
At a glance + Theoretical Effects may be stronger
The Bottom Line
Nilotinib and sertraline can each stretch the heart's QT interval, and together the effect may add up, so guidance is to avoid combining them when possible. Talk with your doctor or pharmacist before changing anything; they can monitor your heart and mineral levels if you need both.

Both of these medicines can affect your heart's rhythm. Nilotinib (a cancer medicine) and sertraline (used for depression and anxiety) can each slightly stretch out a part of your heartbeat called the QT interval. When you take them together, that effect can add up, which in rare cases could lead to an abnormal heartbeat.

This is a caution based on how the drugs work, not on a lot of real-world reports. Please don't stop either medicine on your own. Let your doctor or pharmacist know you take both. They can check your heart with a simple EKG and watch your body's mineral levels so this stays safe and well managed.

Interaction: Additive QT interval prolongation from concurrent nilotinib and sertraline, raising the theoretical risk of ventricular arrhythmias including torsades de pointes.

  • Mechanism: Pharmacodynamic additivity; both agents independently prolong the QT interval. Neither is a prodrug relevant here.
  • Direction: Increased combined QT effect.
  • Evidence: Theoretical; severity rated major. Onset unspecified.
  • Management: Manufacturer labeling advises avoiding coadministration. If unavoidable, obtain baseline and follow-up ECGs, correct and monitor K+ and Mg2+, and review other QT-prolonging agents. Nilotinib carries a boxed warning for QT prolongation, warranting particular caution.
Onset
unspecified
Evidence
theoretical
Severity
Major

What happens

An increased risk of QT interval prolongation

Interaction Deep Dive

Because concurrent use raises the potential for QT prolongation and/or ventricular arrhythmias, sertraline should not be given together with this drug1.

Why it happens (mechanism)

Additive QT interval prolongation

How to manage this interaction

The main strategy here is caution and monitoring. Drug labeling suggests avoiding this combination when possible, so your care team may consider whether an alternative to one of the medicines is appropriate. If you need both, they can manage it safely.

  • Keep taking both medicines exactly as prescribed unless your prescriber tells you otherwise.
  • Your team may order an EKG to check your heart rhythm and may check blood minerals like potassium and magnesium.
  • Tell your pharmacist about any other medicines you take, since some also affect heart rhythm.
  • Report fainting, dizziness, or a racing or pounding heartbeat right away.

Management is individual — confirm any change with your pharmacist or prescriber.

Common questions

Can I take Nilotinib and Sertraline together?

Nilotinib and sertraline can each stretch the heart's QT interval, and together the effect may add up, so guidance is to avoid combining them when possible. Talk with your doctor or pharmacist before changing anything; they can monitor your heart and mineral levels if you need both. Always confirm with your pharmacist or prescriber before making any change.

How serious is the Nilotinib and Sertraline interaction?

It is rated major. Potentially serious — often needs a change or close monitoring.

How quickly could this interaction happen?

The documented onset is "unspecified". The timing of this interaction is not well characterized.

How is the Nilotinib and Sertraline interaction managed?

The main strategy here is caution and monitoring. Drug labeling suggests avoiding this combination when possible, so your care team may consider whether an alternative to one of the medicines is appropriate. If you need both, they can manage it safely. Keep taking both medicines exactly as prescribed unless your prescriber tells you otherwise. Your team may order an EKG to check your heart rhythm… Management is individual — always follow your own care team's guidance.

How strong is the evidence for this interaction?

The evidence is graded "theoretical". Predicted from the drugs' pharmacology; not yet confirmed in people.

Questions for your pharmacist

  • Does my dose of Nilotinib or Sertraline need adjusting while I take them together?
  • What symptoms should prompt me to call you or my prescriber right away?
  • Does the timing of my doses matter for this combination?
  • Is there a safer alternative to one of these medications for me?

References (1)

  1. Product Information: ZOLOFT oral tablets, oral solution, sertraline hydrochloride oral tablets, oral solution. Viatris Specialty LLC (per FDA), Morgantown, WV, 2023. DailyMed
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Beyond drug–drug

These medications also interact with supplements

Prescription drugs aren't the whole picture — herbal and dietary supplements can interact with them too. From the evidence-graded Natural Medicines database:

major · moderate · minor — check everything you take with our drug–supplement interaction checker.

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This information is for education, not a substitute for professional medical advice. Do not start, stop, or change any medication without talking to your pharmacist or prescriber.