Drug interactions
Olmesartan + Shepherd's purse
Severity: Minor
Olmesartan and Shepherd's purse: 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
Shepherd's purse has been reported to affect blood pressure, so it could theoretically interfere with olmesartan control. Clinical evidence is lacking.
What this interaction means in plain words
Olmesartan and Shepherd's purse have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised.
Why it happens
Not established; theoretical effect on vascular tone or blood pressure.
What to do
Advise patients to avoid shepherd's purse or monitor home blood pressure if used.
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 Olmesartan
- Aliskiren + Olmesartan Contraindicated
- Olmesartan + Sparsentan Contraindicated
- Aldesleukin + Olmesartan Major
- Amifostine + Olmesartan Major
- Amiloride + Olmesartan Major
- Amlodipine-benazepril + Olmesartan Major
Frequently asked questions
Can I take Olmesartan with Shepherd's purse?
MediHelp rates the interaction as minor. Olmesartan and Shepherd's purse have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised. Shepherd's purse has been reported to affect blood pressure, so it could theoretically interfere with olmesartan control. Clinical evidence is lacking.
How serious is the interaction between Olmesartan and Shepherd's purse?
MediHelp rates it minor, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Advise patients to avoid shepherd's purse or monitor home blood pressure if used.
What other medicines interact with Olmesartan?
MediHelp also lists interactions of Olmesartan with, for example, Aliskiren, Sparsentan, Aldesleukin. The full list is on the Olmesartan page.
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