Abnormal elevations of the blood potassium can occur and is more common in patients with kidney disorders or in the elderly. Blood potassium levels should be monitored and the patient should be in close contact with their physician. Strict compliance with dosing is mandatory. This combination of drugs can cause sunburns if in the sun directly. Elevated blood potassium levels is the most serious side effect.
Dehydration is possible, but uncommon.
Triamterene may interfere with folic acid metabolism and contribute to red blood cell enlargement. Monitoring of the blood count is advised. See side effect for hydrochlorothiazide. Liver and kidney damage is uncommon but blood monitoring is advised. By accessing the PPA Web site, you agree to the terms and conditions contained in its disclaimers.