Drug interactions
Ketorolac intranasal + Prazosin
Severity: Minor
Ketorolac intranasal and Prazosin: 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
Ketorolac is absorbed systemically after intranasal use and, like other NSAIDs, may reduce antihypertensive effectiveness. Short courses make a meaningful effect unlikely.
What this interaction means in plain words
Ketorolac intranasal and Prazosin 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
Prostaglandin synthesis inhibition causes sodium and fluid retention and reduced vasodilation.
What to do
Monitor blood pressure if used repeatedly. Keep courses short and adjust prazosin if control is lost.
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 Prazosin
- Alfuzosin + Prazosin Major
- Amifostine + Prazosin Major
- Avanafil + Prazosin Major
- Doxazosin + Prazosin Major
- Dutasteride-tamsulosin + Prazosin Major
- Phenoxybenzamine + Prazosin Major
Frequently asked questions
Can I take Ketorolac intranasal with Prazosin?
MediHelp rates the interaction as minor. Ketorolac intranasal and Prazosin have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised. Ketorolac is absorbed systemically after intranasal use and, like other NSAIDs, may reduce antihypertensive effectiveness. Short courses make a meaningful effect unlikely.
How serious is the interaction between Ketorolac intranasal and Prazosin?
MediHelp rates it minor, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Monitor blood pressure if used repeatedly. Keep courses short and adjust prazosin if control is lost.
What other medicines interact with Prazosin?
MediHelp also lists interactions of Prazosin with, for example, Alfuzosin, Amifostine, Avanafil. The full list is on the Prazosin page.
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