Drug interactions
Drospirenone + Formoterol-mometasone
Severity: Minor
Drospirenone and Formoterol-mometasone: 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
Drospirenone has antimineralocorticoid activity that can raise potassium, whereas formoterol can lower it. The effects mostly offset and the interaction is of little clinical importance.
What this interaction means in plain words
Drospirenone and Formoterol-mometasone have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised.
Drospirenone belongs to Endocrine; Formoterol-mometasone belongs to Respiratory.
Why it happens
Opposing potassium effects: beta2-mediated intracellular shift versus antimineralocorticoid potassium retention.
What to do
No adjustment needed. Check potassium if the patient has renal impairment or takes other potassium-raising 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?
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Other interactions of Formoterol-mometasone
Other interactions of Drospirenone
Frequently asked questions
Can I take Drospirenone with Formoterol-mometasone?
MediHelp rates the interaction as minor. Drospirenone and Formoterol-mometasone have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised. Drospirenone has antimineralocorticoid activity that can raise potassium, whereas formoterol can lower it. The effects mostly offset and the interaction is of little clinical importance.
How serious is the interaction between Drospirenone and Formoterol-mometasone?
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 adjustment needed. Check potassium if the patient has renal impairment or takes other potassium-raising drugs.
What other medicines interact with Formoterol-mometasone?
MediHelp also lists interactions of Formoterol-mometasone with, for example, Amiodarone, Amisulpride, Amoxapine. The full list is on the Formoterol-mometasone page.
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