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Interactions médicamenteuses

Doxycycline + Zinc

Gravité: Modérée

Doxycycline and Zinc: moderate interaction.

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Résumé

Oral zinc salts can bind doxycycline in the gut and reduce its absorption. This may lower antibiotic concentrations and risk reduced efficacy, although doxycycline is less affected than older tetracyclines.

Ce que signifie cette interaction, en termes simples

Doxycycline and Zinc 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.

Doxycycline belongs to Anti Bacterial; Zinc belongs to Gastrointestinal Tract.

Niveau de preuve: High

Pourquoi elle survient

Chelation of doxycycline by zinc cations in the gastrointestinal tract reduces absorption.

Conduite à tenir

Separate doses by at least 2 hours, giving doxycycline first where possible. Consider this especially for serious infections.

Questions à poser à votre pharmacien

  • 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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Questions fréquentes

Can I take Doxycycline with Zinc?

MediHelp rates the interaction as moderate. Doxycycline and Zinc 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. Oral zinc salts can bind doxycycline in the gut and reduce its absorption. This may lower antibiotic concentrations and risk reduced efficacy, although doxycycline is less affected than older tetracyclines.

How serious is the interaction between Doxycycline and Zinc?

MediHelp rates it moderate, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Separate doses by at least 2 hours, giving doxycycline first where possible. Consider this especially for serious infections.

What other medicines interact with Doxycycline?

MediHelp also lists interactions of Doxycycline with, for example, Acitretin, Aminolevulinic acid, Cholera vaccine. The full list is on the Doxycycline page.

Monographies complètes, posologies et vérificateur d'interactions dans l'application MediHelp

Ouvrez le référentiel complet, vérifiez les interactions entre plusieurs médicaments et utilisez les outils de posologie dans l'application MediHelp.

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