Also part of the UPMC family:

Hydralazine (Generic Name)Other Names: Apresoline®

UPMC Content 2

Dosage form

Oral tablets: 10 mg, 25 mg, 50 mg, 100 mg

About this drug

Hydralazine (hi-DRAL-uh-zeen) is used to treat high blood pressure or heart failure. It works by relaxing blood vessels and increasing the supply of blood and oxygen to the heart. These actions help decrease the work load of the heart, and lower blood pressure. This medicine is a vasodilator (VAY-zo-dye-LAY-ter).

Side effects

Common side effects are:

  • Headaches
  • Dizziness or lightheadedness
  • Loss of appetite
  • Nausea
  • Diarrhea
  • Fast or irregular heart beat

Rare side effects include:

  • Constipation
  • Shortness of breath
  • Flushed face
  • Flu-like symptoms such as fever, muscle aches, chills, and sore throat

If any of these side effects becomes severe or bothers you, call your doctor. Do not take over-the-counter medicine for your symptoms.

Drug interactions

Tell your doctor or pharmacist about any prescription medicine, over-the-counter medicine, or herbal products that you are taking. He or she will check for interactions.

If you miss a dose

If you miss a medicine dose, take it as soon as you remember. If it is almost time for your
next dose, skip the missed dose. Take your next dose at its scheduled time, and continue
your usual dosing schedule. Do not “double up” on doses to catch up.

How to take this medicine

Take this medicine with fluids at the same time every day, unless your doctor tells you otherwise. You may take it with or without food.

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