Drug interactions
Dichlorphenamide + Sevelamer
Severity: Moderate
Dichlorphenamide and Sevelamer: 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
Both agents can be associated with metabolic acidosis: dichlorphenamide through renal bicarbonate loss from carbonic anhydrase inhibition, and sevelamer hydrochloride through its chloride load. Together they may lower serum bicarbonate further, particularly in patients with kidney disease.
What this interaction means in plain words
Dichlorphenamide and Sevelamer 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.
Dichlorphenamide belongs to Miscellaneous; Sevelamer belongs to Miscellaneous.
Why it happens
Additive pharmacodynamic effect on acid-base balance, with bicarbonate loss from carbonic anhydrase inhibition plus chloride load from sevelamer hydrochloride.
What to do
Monitor serum bicarbonate and electrolytes at baseline and periodically during combined use. Consider sevelamer carbonate rather than the hydrochloride salt, and correct acidosis if it develops.
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 Dichlorphenamide
Other interactions of Sevelamer
- Carbamazepine + Sevelamer Moderate
- Ciprofloxacin + Sevelamer Moderate
- Erdafitinib + Sevelamer Moderate
- Gabapentin + Sevelamer Moderate
- Mycophenolic acid + Sevelamer Moderate
- Roxadustat + Sevelamer Moderate
Frequently asked questions
Can I take Dichlorphenamide with Sevelamer?
MediHelp rates the interaction as moderate. Dichlorphenamide and Sevelamer 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. Both agents can be associated with metabolic acidosis: dichlorphenamide through renal bicarbonate loss from carbonic anhydrase inhibition, and sevelamer hydrochloride through its chloride load. Together they may lower serum bicarbonate further, particularly in patients with kidney disease.
How serious is the interaction between Dichlorphenamide and Sevelamer?
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 serum bicarbonate and electrolytes at baseline and periodically during combined use. Consider sevelamer carbonate rather than the hydrochloride salt, and correct acidosis if it develops.
What other medicines interact with Dichlorphenamide?
MediHelp also lists interactions of Dichlorphenamide with, for example, Acetazolamide, Acetylsalicylic acid, Ammonium chloride. The full list is on the Dichlorphenamide page.
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