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Dyazide Oral Precautions and Side Effects


IMPORTANT NOTE: The following information is intended to supplement, not substitute for, the expertise and judgment of your physician, pharmacist or other healthcare professional. It should not be construed to indicate that use of the drug is safe, appropriate or effective for you. Consult your healthcare professional before using this drug.

Table of Contents

Generic Name: TRIAMTERENE/HYDROCHLOROTHIAZIDE - ORAL
Pronounced: (HYE-droe-KLOR-oh-THYE-a-zide/try-AM-ter-een)

Dyazide Oral Precautions

Before taking this medication, tell your doctor or pharmacist if you are allergic to triamterene or hydrochlorothiazide; or if you have any other allergies. This product may contain inactive ingredients, which can cause allergic reactions or other problems. Talk to your pharmacist for more details.

Before using this medication, tell your doctor or pharmacist your medical history, especially of:

  • diabetes
  • gout
  • high level of potassium in the blood
  • kidney disease (including kidney stones)
  • liver disease
  • lupus

This drug may make you dizzy. Do not drive, use machinery, or do any activity that requires alertness until you are sure you can perform such activities safely. Limit alcoholic beverages.

Severe sweating, diarrhea, or vomiting can increase the risk for lightheadedness or a serious loss of body water (dehydration). Report prolonged diarrhea or vomiting to your doctor. To prevent dehydration, drink plenty of fluids unless your doctor directs you otherwise.

If you have diabetes, this product may affect your blood sugar levels. Check your blood sugar levels regularly as directed by your doctor. Your doctor may need to adjust your diabetes medication, exercise program, or diet.

This medication may make you more sensitive to the sun. Avoid prolonged sun exposure, tanning booths, and sunlamps. Use a sunscreen and wear protective clothing when outdoors.

Before having surgery, tell your doctor or dentist about all the products you use (including prescription drugs, nonprescription drugs, and herbal products).

Older adults may be more sensitive to the effects of this drug, especially dizziness.

During pregnancy, this medication should be used only when clearly needed. Discuss the risks and benefits with your doctor.

It is unknown if triamterene passes into breast milk. Hydrochlorothiazide passes into breast milk, but is unlikely to harm a nursing infant. Consult your doctor before breast-feeding.

Dyazide Oral Side Effects

See also Warning section.

Dizziness, lightheadedness, headache, or upset stomach may occur as your body adjusts to the medication. If any of these effects persist or worsen, tell your doctor or pharmacist promptly.

To lower your risk of dizziness and lightheadedness, get up slowly when rising from a sitting or lying position.

Remember that your doctor has prescribed this medication because he or she has judged that the benefit to you is greater than the risk of side effects. Many people using this medication do not have serious side effects.

Tell your doctor right away if any of these unlikely but serious side effects occur:

  • fainting
  • muscle cramps/weakness
  • slow/fast/irregular heartbeat
  • unusual decreased urination
  • unusual dry mouth/thirst
  • decrease in vision
  • eye pain

A very serious allergic reaction to this drug is rare. However, get medical help right away if you notice any symptoms of a serious allergic reaction, including:



CONDITIONS OF USE: The information in this database is intended to supplement, not substitute for, the expertise and judgment of healthcare professionals. The information is not intended to cover all possible uses, directions, precautions, drug interactions or adverse effects, nor should it be construed to indicate that use of a particular drug is safe, appropriate or effective for you or anyone else. A healthcare professional should be consulted before taking any drug, changing any diet or commencing or discontinuing any course of treatment.
Information last revised May 2011 Copyright(c) 2011 First DataBank, Inc.