Drug interactions
Pamidronate + Tenofovir df
Severity: Moderate
Pamidronate and Tenofovir df: 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
Both pamidronate and tenofovir disoproxil fumarate can harm the kidneys, and both are eliminated renally. Using them together may increase the risk of renal tubular injury and decline in kidney function, particularly in patients with existing renal impairment or dehydration.
What this interaction means in plain words
Pamidronate and Tenofovir df 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.
Why it happens
Additive nephrotoxicity (pharmacodynamic), with possible competition for renal elimination.
What to do
Monitor serum creatinine, phosphate and electrolytes before and during treatment, and ensure adequate hydration. Reduce the dose or consider an alternative if renal function declines.
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?
Pro+ members
Unlock the full page
Create an account and start a Pro+ trial to unlock the full management advice for Pamidronate and Tenofovir df, 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 Pamidronate
- Aluminum hydroxide + Pamidronate Moderate
- Dichlorphenamide + Pamidronate Moderate
- Foscarnet + Pamidronate Moderate
- Pamidronate + Tenofovir disoproxil Moderate
- Calcium carbonate + Pamidronate Minor
- Calcium + Pamidronate Minor
Frequently asked questions
Can I take Pamidronate with Tenofovir df?
MediHelp rates the interaction as moderate. Pamidronate and Tenofovir df 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. Both pamidronate and tenofovir disoproxil fumarate can harm the kidneys, and both are eliminated renally. Using them together may increase the risk of renal tubular injury and decline in kidney function, particularly in patients with existing renal impairment or dehydration.
How serious is the interaction between Pamidronate and Tenofovir df?
MediHelp rates it moderate, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Monitor serum creatinine, phosphate and electrolytes before and during treatment, and ensure adequate hydration. Reduce the dose or consider an alternative if renal function declines.
What other medicines interact with Pamidronate?
MediHelp also lists interactions of Pamidronate with, for example, Aluminum hydroxide, Dichlorphenamide, Foscarnet. The full list is on the Pamidronate 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.
