Drug interactions
Drospirenone + Potassium citrate
Severity: Moderate
Drospirenone and Potassium citrate: 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
Drospirenone has antimineralocorticoid activity and can raise serum potassium. Adding potassium citrate increases the risk of hyperkalemia, especially in renal impairment.
What this interaction means in plain words
Drospirenone and Potassium citrate 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.
Drospirenone belongs to Endocrine; Potassium citrate belongs to Gastrointestinal Tract.
Why it happens
Additive potassium elevation from potassium supplementation and aldosterone antagonism reducing renal potassium excretion.
What to do
Check serum potassium during the first cycle and periodically thereafter. Avoid the combination in renal impairment or with other potassium-raising drugs.
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 Potassium citrate
Other interactions of Drospirenone
Frequently asked questions
Can I take Drospirenone with Potassium citrate?
MediHelp rates the interaction as moderate. Drospirenone and Potassium citrate 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. Drospirenone has antimineralocorticoid activity and can raise serum potassium. Adding potassium citrate increases the risk of hyperkalemia, especially in renal impairment.
How serious is the interaction between Drospirenone and Potassium citrate?
MediHelp rates it moderate, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Check serum potassium during the first cycle and periodically thereafter. Avoid the combination in renal impairment or with other potassium-raising drugs.
What other medicines interact with Potassium citrate?
MediHelp also lists interactions of Potassium citrate with, for example, Triamterene, Amiloride, Amlodipine-benazepril. The full list is on the Potassium citrate page.
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