Drug interactions
Minocycline + Zinc
Severity: Moderate
Minocycline and Zinc: moderate 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
Oral zinc can bind minocycline in the gut and reduce its absorption. This may lower antibiotic concentrations and efficacy.
What this interaction means in plain words
Minocycline 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.
Minocycline belongs to Anti Bacterial; Zinc belongs to Gastrointestinal Tract.
Why it happens
Chelation of minocycline by zinc cations in the gastrointestinal tract reduces absorption.
What to do
Separate doses by at least 2 hours, giving minocycline first. Monitor clinical response.
What to ask your pharmacist
- 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?
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Other interactions of Minocycline
- Acitretin + Minocycline Contraindicated
- Isotretinoin + Minocycline Contraindicated
- Cholera vaccine + Minocycline Major
- Methoxyflurane + Minocycline Major
- Minocycline + Palovarotene Major
- Minocycline + Pexidartinib Major
Other interactions of Zinc
- Alendronate + Zinc Moderate
- Baloxavir marboxil + Zinc Moderate
- Cefalexin + Zinc Moderate
- Ciprofloxacin + Zinc Moderate
- Delafloxacin + Zinc Moderate
- Dolutegravir + Zinc Moderate
Frequently asked questions
Can I take Minocycline with Zinc?
MediHelp rates the interaction as moderate. Minocycline 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 can bind minocycline in the gut and reduce its absorption. This may lower antibiotic concentrations and efficacy.
How serious is the interaction between Minocycline 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 minocycline first. Monitor clinical response.
What other medicines interact with Minocycline?
MediHelp also lists interactions of Minocycline with, for example, Acitretin, Isotretinoin, Cholera vaccine. The full list is on the Minocycline page.
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