Do not take this medicine with any of the following medications:

-cidofovir
-eplerenone
-potassium supplements
-tranylcypromine
This medicine may also interact with the following medications:

-certain medicines for blood pressure, heart disease like benazepril, lisinopril, losartan, valsartan
-dofetilide
-lithium
-medicines for diabetes
-medicines that relax muscles for surgery
-NSAIDs, medicines for pain and inflammation, like ibuprofen or naproxen
-other diuretics
-penicillin G potassium

They need to know if you have any of these conditions:

-high blood level of potassium
-kidney disease or trouble making urine
-liver disease
-an unusual or allergic reaction to triamterene, other diuretics, medicines, foods, dyes, or preservatives
-pregnant or trying to get pregnant
-breast-feeding

Visit your doctor or health care professional for regular checks on your progress. Check your blood pressure as directed. Ask your doctor or health care professional what your blood pressure should be, and when you should contact him or her.
Check with your doctor or health care professional if you get an attack of severe diarrhea, nausea and vomiting, or if you sweat a lot. The loss of too much body fluid can make it dangerous for you to take this medicine.
If you are diabetic, this medicine may increase your blood sugar levels. Check with your doctor or health care professional before you change the dose of your diabetic medicine.
This medicine can make you more sensitive to the sun. Keep out of the sun. If you cannot avoid being in the sun, wear protective clothing and use sunscreen. Do not use sun lamps or tanning beds/booths.

Keep out of the reach of children and pets.
Store at room temperature between 15 and 30 degrees C (59 and 86 degrees F). Throw away any unused drug after the expiration date.