Drug interactions
Dasatinib + Finasteride
Severity: Minor
Dasatinib and Finasteride: minor 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
Dasatinib is a weak CYP3A4 inhibitor and may slightly raise finasteride exposure. Clinically significant effects are not expected.
What this interaction means in plain words
Dasatinib and Finasteride have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised.
Dasatinib belongs to Oncology; Finasteride belongs to Genitourinary.
Why it happens
Weak inhibition of CYP3A4-mediated finasteride metabolism.
What to do
No dose adjustment is required. Monitor for finasteride adverse effects as usual.
What to ask your pharmacist
- Is there anything I should notice while taking both?
- Do I need to tell my doctor at the next visit?
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Other interactions of Finasteride
- Finasteride + Levoketoconazole Moderate
- Finasteride + Nefazodone Moderate
- Finasteride + Rifampin Moderate
- Finasteride + St john's wort Moderate
- Amobarbital + Finasteride Minor
- Aprepitant + Finasteride Minor
Other interactions of Dasatinib
- Dasatinib + Saquinavir Contraindicated
- Dasatinib + Thioridazine Contraindicated
- Adagrasib + Dasatinib Major
- Amiodarone + Dasatinib Major
- Amisulpride + Dasatinib Major
- Amitriptyline + Dasatinib Major
Frequently asked questions
Can I take Dasatinib with Finasteride?
MediHelp rates the interaction as minor. Dasatinib and Finasteride have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised. Dasatinib is a weak CYP3A4 inhibitor and may slightly raise finasteride exposure. Clinically significant effects are not expected.
How serious is the interaction between Dasatinib and Finasteride?
MediHelp rates it minor, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: No dose adjustment is required. Monitor for finasteride adverse effects as usual.
What other medicines interact with Finasteride?
MediHelp also lists interactions of Finasteride with, for example, Levoketoconazole, Nefazodone, Rifampin. The full list is on the Finasteride page.
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