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Drug interactions

Budesonide-formoterol + Potassium citrate

Severity: Minor

Budesonide-formoterol and Potassium citrate: 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 citrate supplies potassium. The two effects oppose each other, so this is rarely harmful and may even be beneficial.

What this interaction means in plain words

Budesonide-formoterol and Potassium citrate 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 citrate belongs to Gastrointestinal Tract.

Evidence level: Low

Why it happens

Opposing pharmacodynamic effects on serum potassium: beta2-mediated intracellular shift versus potassium supplementation.

What to do

No dose adjustment is needed. Monitor serum potassium if the patient has renal impairment or takes other potassium-affecting drugs.

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 citrate?

MediHelp rates the interaction as minor. Budesonide-formoterol and Potassium citrate 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 citrate supplies potassium. The two effects oppose each other, so this is rarely harmful and may even be beneficial.

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

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 dose adjustment is needed. Monitor serum potassium if the patient has renal impairment or takes other potassium-affecting drugs.

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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