Are allergic to triamterene-HCTZ, triamterene, hydrochlorothiazide, or any inactive component used to make triamterene-HCTZ. Your healthcare provider or pharmacist has a list of the inactive ingredients.
Are allergic to sulfonamides ("sulfa" drugs).
Have kidney disease, including acute or chronic kidney failure (renal failure).
Have high potassium levels (hyperkalemia) before starting triamterene-HCTZ.
Are not producing any urine (anuria).
Final Thoughts on Precautions and Warnings With Triamterene-HCTZ
There are a number of situations in which triamterene-HCTZ should not be taken, as well as several warnings and precautions people should be aware of before taking it. However, it is possible that not all of the precautions and warnings with triamterene-HCTZ were discussed in this article. Therefore, you should talk with your healthcare provider about the specific warnings and precautions that may apply to you.