Sodium Bicarbonate and Bosutinib: Interaction Details
AI-assisted, pharmacist-reviewed · Source data updated Aug 8, 2026 · Sources: FDA labeling, DDInter 2.0, cited literature
Bosutinib
Sodium Bicarbonate
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.
What happens
Reduced bosutinib exposure
Interaction Deep Dive
Exercise caution when coadministering bosutinib and antacids as this may result in decreased plasma concentrations of bosutinib. Separate dosing of bosutinib and antacids by at least 2 hours1.
Why it happens (mechanism)
Interference with bosutinib absorption due to increased gastric pH caused by antacids
Common questions
Can I take Sodium Bicarbonate and Bosutinib together?
Reduced bosutinib exposure Always confirm with your pharmacist or prescriber before making any change.
How serious is the Sodium Bicarbonate and Bosutinib interaction?
It is rated moderate. Can be significant — usually manageable with monitoring.
How quickly could this interaction happen?
The documented onset is "unspecified". The timing of this interaction is not well characterized.
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 Sodium Bicarbonate or Bosutinib 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 anything you'd monitor while I'm on both?
References (1)
- Product Information: BOSULIF(R) oral tablets oral capsules, bosutinib oral tablets oral capsules. Pfizer Labs (per FDA), New York, NY, 2023. DailyMed
Keep reading about Bosutinib
Keep reading about Sodium Bicarbonate
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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