Do not take Dyazide if you: are allergic to triamterene and hydrochlorothiazide or any sulfonamide-derived drugs, have difficulty urinating, have severe or worsening kidney or liver problems, are breastfeeding, have high potassium levels, have: Galactose intolerance, Lapp lactase deficiency, Glucose-galactose malabsorption. Before you use Dyazide talk to your doctor if you: are allergic to penicillin, have diabetes, liver or kidney disease, have a history of kidney stones, have lupus or gout, are dehydrated or suffer from excessive vomiting, diarrhea, or sweating, are using any form of potassium supplementation, are taking any other “water pills”, are pregnant, are less than 18 or over 65 years. Hydrochlorothiazide in Dyazide can cause Sudden Eye Disorders: sudden nearsightedness, blurred vision, an increased pressure in your eyes, eye pain. While taking Dyazide, exposure to sunlight should be minimized. Avoid driving or using machinery while taking Dyazide as it may cause dizziness, lightheadedness, or fainting.
Tell your doctor, nurse, or pharmacist about all the medicines you take, including vitamins, minerals, or alternative medicines, especially: alcohol, sleeping pills, or strong pain medications, amphotericin B, an antifungal drug, anticancer drugs, including methotrexate, antidepressants, antidiabetic drugs, bile acid resins used to lower cholesterol, corticosteroids, digoxin, a heart medication, drugs that slow down or speed up bowel function, drugs used to treat epilepsy, gout medications, lithium used to treat bipolar disease, blood pressure lowering drugs, skeletal muscle relaxants used to relieve muscle spasms.