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Interazioni tra farmaci

Cobicistat + Flutamide

Gravità: Moderata

Cobicistat and Flutamide: moderate interaction.

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Sintesi

Cobicistat is a strong CYP3A4 inhibitor and may raise flutamide exposure, although flutamide is mainly cleared by CYP1A2. Higher levels of flutamide or its metabolites could increase the risk of hepatotoxicity.

Cosa significa questa interazione in parole semplici

Cobicistat and Flutamide can affect each other. The combination is often manageable, but it may need a change of dose, a change of timing, or extra checks while both are taken.

Cobicistat belongs to Miscellaneous; Flutamide belongs to Endocrine.

Livello di evidenza: Low

Perché avviene

Cobicistat inhibits CYP3A4, reducing metabolism of flutamide and its metabolites.

Cosa fare

Monitor liver enzymes closely and counsel patients on symptoms of liver injury. Consider an alternative antiandrogen or antiretroviral if abnormalities arise.

Cosa chiedere al farmacista

  • Should I take them at different times of day?
  • Does the dose of either medicine need to change?
  • Is there anything I should avoid, such as alcohol or certain foods, while on both?

Bring a full list of your medicines, including over-the-counter products, supplements and herbal remedies, to every pharmacy visit.

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Domande frequenti

Can I take Cobicistat with Flutamide?

MediHelp rates the interaction as moderate. Cobicistat and Flutamide can affect each other. The combination is often manageable, but it may need a change of dose, a change of timing, or extra checks while both are taken. Cobicistat is a strong CYP3A4 inhibitor and may raise flutamide exposure, although flutamide is mainly cleared by CYP1A2. Higher levels of flutamide or its metabolites could increase the risk of hepatotoxicity.

How serious is the interaction between Cobicistat and Flutamide?

MediHelp rates it moderate, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Monitor liver enzymes closely and counsel patients on symptoms of liver injury. Consider an alternative antiandrogen or antiretroviral if abnormalities arise.

What other medicines interact with Flutamide?

MediHelp also lists interactions of Flutamide with, for example, Idelalisib, Levoketoconazole, Pexidartinib. The full list is on the Flutamide page.

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