Drug interactions
Mesalamine + Methazolamide
Severity: Minor
Mesalamine and Methazolamide: 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
The legacy concern is based on salicylate interactions with carbonic anhydrase inhibitors. Mesalamine is poorly absorbed and gives low systemic salicylate exposure, so a clinically meaningful effect is not established.
What this interaction means in plain words
Mesalamine and Methazolamide 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
Competition for renal tubular secretion is theoretical and extrapolated from high-dose salicylates; not established for mesalamine.
What to do
No routine action is needed. Monitor for acidosis or CNS symptoms only if renal function is impaired or doses are high.
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 Mesalamine
Frequently asked questions
Can I take Mesalamine with Methazolamide?
MediHelp rates the interaction as minor. Mesalamine and Methazolamide have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised. The legacy concern is based on salicylate interactions with carbonic anhydrase inhibitors. Mesalamine is poorly absorbed and gives low systemic salicylate exposure, so a clinically meaningful effect is not established.
How serious is the interaction between Mesalamine and Methazolamide?
MediHelp rates it minor, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: No routine action is needed. Monitor for acidosis or CNS symptoms only if renal function is impaired or doses are high.
What other medicines interact with Mesalamine?
MediHelp also lists interactions of Mesalamine with, for example, Measles mumps rubella and varicella vaccine live, Varicella virus vaccine live, Aceclofenac. The full list is on the Mesalamine page.
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