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Drug interactions

Raltegravir + Sodium zirconium cyclosilicate

Severity: Minor

Raltegravir and Sodium zirconium cyclosilicate: 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

Sodium zirconium cyclosilicate raises gastric pH, and raltegravir absorption can change with elevated gastric pH, potentially increasing exposure. The effect is generally not considered clinically significant for raltegravir at standard doses.

What this interaction means in plain words

Raltegravir and Sodium zirconium cyclosilicate have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised.

Raltegravir belongs to Anti Virals; Sodium zirconium cyclosilicate belongs to Miscellaneous.

Evidence level: Low

Why it happens

Increased gastric pH may alter the solubility and absorption of raltegravir.

What to do

Administer raltegravir at least 2 hours before or after sodium zirconium cyclosilicate; no dose change is needed.

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?

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

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Frequently asked questions

Can I take Raltegravir with Sodium zirconium cyclosilicate?

MediHelp rates the interaction as minor. Raltegravir and Sodium zirconium cyclosilicate have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised. Sodium zirconium cyclosilicate raises gastric pH, and raltegravir absorption can change with elevated gastric pH, potentially increasing exposure. The effect is generally not considered clinically significant for raltegravir at standard doses.

How serious is the interaction between Raltegravir and Sodium zirconium cyclosilicate?

MediHelp rates it minor, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Administer raltegravir at least 2 hours before or after sodium zirconium cyclosilicate; no dose change is needed.

What other medicines interact with Raltegravir?

MediHelp also lists interactions of Raltegravir with, for example, Elvitegravir / cobicistat / emtricitabine / tenofovir df, Aluminum hydroxide / magnesium carbonate, Aluminum hydroxide / magnesium trisilicate. The full list is on the Raltegravir page.

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