Drug interactions
Shepherd's purse + Timolol
Severity: Minor
Shepherd's purse and Timolol: 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 and vascular tone, so it could interfere with blood pressure control achieved with timolol. Evidence is theoretical.
What this interaction means in plain words
Shepherd's purse and Timolol 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
Herbal constituents may have variable effects on vascular tone and blood pressure; mechanism not established.
What to do
Advise patients to avoid shepherd's purse products, or check blood pressure regularly if they are 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?
Pro+ members
Unlock the full page
Create an account and start a Pro+ trial to unlock the full management advice for Shepherd's purse and Timolol, the additional notes, the evidence detail and the whole-prescription interaction checker.
- Full clinical management advice
- Additional notes
- Evidence detail
- Interaction checker for a whole prescription
Try Pro+ free for 14 days on the web. No card needed.
Other interactions of Timolol
- Acebutolol + Timolol Major
- Albuterol + Timolol Major
- Aldesleukin + Timolol Major
- Amifostine + Timolol Major
- Amiodarone + Timolol Major
- Arformoterol + Timolol Major
Frequently asked questions
Can I take Shepherd's purse with Timolol?
MediHelp rates the interaction as minor. Shepherd's purse and Timolol 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 and vascular tone, so it could interfere with blood pressure control achieved with timolol. Evidence is theoretical.
How serious is the interaction between Shepherd's purse and Timolol?
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 products, or check blood pressure regularly if they are used.
What other medicines interact with Timolol?
MediHelp also lists interactions of Timolol with, for example, Acebutolol, Albuterol, Aldesleukin. The full list is on the Timolol page.
Full monographs, dosing and an interaction checker in the MediHelp app
Open the complete reference, check multi-drug interactions and use dosing tools in the MediHelp app.
