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What condition does Hydrochlorothiazide treat?

Hydrochlorothiazide is used alone or along with other medications for the treatment of high blood pressure. This condition adds to the workload of the arteries and heart. If it continues for a long time, the arteries and heart may not work properly. This can damage the blood vessels of the heart, brain, and kidneys, resulting in heart failure, stroke, or kidney failure. High blood pressure may also increase the risk of heart attacks. These problems may be less likely to occur if blood pressure is controlled.

This prescription is also used to treat fluid retention that is caused by severe liver disease, congestive heart failure, kidney disease, or treatment with a steroid or hormone medicine.

Hydrochlorothiazide is a thiazide diuretic that is used to help reduce the amount of water in the body by increasing the flow of urine. This product is supplied as a capsule for oral use. The Food and Drug Administration (FDA) has already approved this medication.  

How does Hydrochlorothiazide work?

Hydrochlorothiazide help gets rid of your body of salt and water. It works by creating your kidneys release more salt into your urine. The salt then takes water with it from your blood. That lessens the total of fluid flowing through your blood vessels. It lessens the pressure on your vessel walls.

What is the recommended dosage for Hydrochlorothiazide?

This medicine is to be taken by mouth, usually once daily in the morning. If you take it too close to bedtime, you may need to wake up to urinate. It is best to take it at least 4 hours before your bedtime. You may take each dose with or without food. For the best result, remember to take it at the same time every day.

The recommended dosage is based on your medical condition and response. Your doctor will start this medication at a low dose and gradually increase your dose.

What are the side effects of Hydrochlorothiazide?

  • Weakness
  • Blurred vision
  • Light sensitivity
  • Nausea
  • Stomach or abdominal pain
  • Constipation
  • Yellow skin or eyes
  • Rashes
  • Low blood pressure

What are the precautions in taking Hydrochlorothiazide?

  • You may experience a severe allergic reaction. If it occurs, call your doctor right away.
  • Do not double the prescribed dosage. It is to avoid some complications.
  • While you are taking this prescription, avoid drinking alcohol.
  • Call for medical help right away if there are any signs of overdose.
  • Inform your doctor if you have any medical history, current medication, or allergies.
  • Do not use this past the expiration date.
  • If you have diabetes, this drug may affect your blood sugar. Check your blood sugar regularly as directed by your doctor. Your doctor may need to adjust your diet, exercise program, or diabetes medication.
  • Severe diarrhea, sweating, or vomiting could increase the risk of dehydration. Report prolonged vomiting or diarrhea to your doctor. To prevent dehydration, drink plenty of fluids unless your doctor directs you otherwise.
  • This medication may decrease your potassium levels. Ask your doctor about foods high in potassium or about using a salt substitute containing potassium. A potassium supplement may be prescribed by your doctor.