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Medicines flutamideQuestion & answer

flutamide · Medicine question

How can flutamide affect theophylline blood concentrations?

iatroX medicinesPublished 8 November 2026

The answer

Answer

Flutamide can increase theophylline plasma concentrations when the two medicines are taken together.

Sources for this answer

Flutamide 250 mg TabletsViatris (formerly Mylan or Upjohn) · emc · SmPC §4.5 Interaction with other medicinal products · Version 3Document updated 9 October 2020

Sources checked 8 November 2026

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flutamide

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