8 Common Medications That Can Harm Your Kidneys (And Safer Steps to Protect Them)

5. 5. 5. 5. Angiograms)Iodine-based contrast agents used in some imaging tests can stress kidney tissue in people at higher risk. A common protective strategy is hydration before and after the procedure, following medical guidance.

       

       

 

 

Most patients tolerate contrast well, but it’s wise to tell your doctor about any history of kidney issues ahead of time.

6. 6. 6. 6. Diuretics (“Water Pills”) — Furosemide, HydrochlorothiazideDiuretics help remove excess fluid to manage high blood pressure or swelling. If fluid loss is too strong—or if you’re not drinking enough—dehydration can occur, which may strain kidney function.

       

       

 

 

Safe use often involves:

Maintaining appropriate fluid intake (as advised)
Monitoring electrolytes and kidney function when needed
7. Certain Antivirals and Chemotherapy Medications
Some antiviral therapies and chemotherapy agents carry higher kidney risk due to potential direct toxicity, especially at higher doses. These treatments are typically managed with close supervision and routine lab monitoring to reduce harm.

 

 

8. Lithium (Mood