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Drug interactions

Budesonide-formoterol + Potassium chloride

Severity: Minor

Budesonide-formoterol and Potassium chloride: 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

Formoterol can lower serum potassium by shifting it into cells, while potassium chloride raises it. The effects partly offset one another and the combination is generally not harmful.

What this interaction means in plain words

Budesonide-formoterol and Potassium chloride have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised.

Budesonide-formoterol belongs to Respiratory; Potassium chloride belongs to Gastrointestinal Tract.

Evidence level: Low

Why it happens

Opposing pharmacodynamic effects on serum potassium (beta2-mediated cellular uptake versus potassium replacement).

What to do

Monitor serum potassium when high doses of either drug are used or renal function is impaired, and adjust potassium replacement accordingly.

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 Budesonide-formoterol with Potassium chloride?

MediHelp rates the interaction as minor. Budesonide-formoterol and Potassium chloride have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised. Formoterol can lower serum potassium by shifting it into cells, while potassium chloride raises it. The effects partly offset one another and the combination is generally not harmful.

How serious is the interaction between Budesonide-formoterol and Potassium chloride?

MediHelp rates it minor, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Monitor serum potassium when high doses of either drug are used or renal function is impaired, and adjust potassium replacement accordingly.

What other medicines interact with Budesonide-formoterol?

MediHelp also lists interactions of Budesonide-formoterol with, for example, Adagrasib, Amiodarone, Amisulpride. The full list is on the Budesonide-formoterol page.

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