Drug interactions
Flotufolastat f + Nilutamide
Severity: Minor
Flotufolastat f and Nilutamide: 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
Androgen receptor-targeted therapy can change prostate cancer uptake of PSMA PET tracers such as flotufolastat F 18, potentially causing false negative or altered findings. The effect on scan performance has not been established.
What this interaction means in plain words
Flotufolastat f and Nilutamide have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised.
Why it happens
Androgen pathway blockade may alter PSMA expression and tracer uptake in prostate tumors.
What to do
Interpret PET results with the androgen blockade in mind and involve the nuclear medicine physician; do not stop therapy solely for imaging without oncology input.
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 Nilutamide
Frequently asked questions
Can I take Flotufolastat f with Nilutamide?
MediHelp rates the interaction as minor. Flotufolastat f and Nilutamide have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised. Androgen receptor-targeted therapy can change prostate cancer uptake of PSMA PET tracers such as flotufolastat F 18, potentially causing false negative or altered findings. The effect on scan performance has not been established.
How serious is the interaction between Flotufolastat f and Nilutamide?
MediHelp rates it minor, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Interpret PET results with the androgen blockade in mind and involve the nuclear medicine physician; do not stop therapy solely for imaging without oncology input.
What other medicines interact with Nilutamide?
MediHelp also lists interactions of Nilutamide with, for example, Dihydroergotamine intranasal, Mavacamten, Artemether / lumefantrine. The full list is on the Nilutamide page.
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