Does Piroxicam Interact with Angiotensin Ii?
Piroxicam and Angiotensin Ii have a moderate drug interaction according to U.S. FDA drug labeling data. May diminish antihypertensive effect and in elderly, volume depleted, or renally impaired patients may result in renal function deterioration. The mechanism involves reduced antihypertensive efficacy and renal hemodynamic changes. Patients taking both medications should consult their healthcare provider before starting, stopping, or changing the dosage of either drug. This information is based on official FDA drug labeling sourced from OpenFDA and the NIH National Library of Medicine.
- Severity
- Moderate
- Piroxicam Class
- Nonsteroidal Anti-inflammatory Drug
- Angiotensin Ii Class
- Vasoconstrictor
- Management
- Monitor for effects
- Data Source
- U.S. FDA via OpenFDA
How This Interaction Works
The interaction between Piroxicam and Angiotensin Ii occurs because reduced antihypertensive efficacy and renal hemodynamic changes. Clinically, this means may diminish antihypertensive effect and in elderly, volume depleted, or renally impaired patients may result in renal function deterioration. This is classified as a moderate interaction. While it may not require stopping either medication, your healthcare provider should be aware you are taking both so they can monitor for potential effects and adjust treatment if necessary.
What To Tell Your Doctor or Pharmacist
If you are taking Piroxicam and your doctor is considering prescribing Angiotensin Ii (or vice versa), make sure to:
- Inform your doctor and pharmacist of all current medications, including over-the-counter drugs and supplements
- Ask whether the benefits of combining these medications outweigh the risks for your specific situation
- Ask what symptoms to watch for that would indicate the interaction is causing problems
- Ask whether any dosage adjustments are needed
- Never stop or change either medication without first consulting your healthcare provider