Regadenoson increases blood flow through the arteries of the heart during a cardiac nuclear stress test. It is given through an IV line to patients who are unable to exercise for a stress test.

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Regadenoson Cautionary Labels


Regadenoson Brand Names


Regadenoson may be found in some form under the following brand names:

Regadenoson Drug Class

Regadenoson is part of the drug class:

Regadenoson Interactions

This is not a complete list of Regadenosondrug interactions. Ask your doctor or pharmacist for more information.

Regadenoson and Pregnancy

Tell your doctor if you are pregnant or plan to become pregnant.

The FDA categorizes medications based on safety for use during pregnancy. Five categories - A, B, C, D, and X, are used to classify the possible risks to an unborn baby when a medication is taken during pregnancy.

Regadenoson falls into category C:

In animal studies, pregnant animals were given this medication and had some babies born with problems. No well-controlled studies have been done in humans, though. Therefore, this medication may be used if the potential benefits to the mother outweigh the potential risks to the unborn child.


There are no well-controlled studies that have been done in pregnant women. Regadenoson should be used during pregnancy only if the possible benefit outweighs the possible risk to the unborn baby.


No studies have been done in animals, and no well-controlled studies have been done in pregnant women. Regadenoson should be given to a pregnant woman only if clearly needed.

Regadenoson Dosage

Take regadenoson exactly as prescribed by your doctor. Follow the directions on your prescription label carefully.

The Regadenoson dose your doctor recommends will be based on the following (use any or all that apply):

  • the condition being treated
  • other medical conditions you have
  • other medications you are taking
  • how you respond to this medication
  • your weight
  • your height
  • your age
  • your gender

Regadenoson is available in the following doses:

  • Regadenoson 0.4 Mg/5 Ml Intravenous Solution

Forms of Medication

Regadenoson is available in the following forms:

  • Injectable Solution
  • Prefilled Syringe