Rubidium Rb 82 injection is used in adults to help diagnose heart disease. It is used in a procedure called a positron emission tomography (PET) scan to help your doctor see an image of your heart.
This medicine shows how much blood is getting to your heart muscle when you are resting or exercising (stressed). Rubidium Rb 82 belongs to the group of medicines called radiopharmaceuticals (radioactive agents).
This medicine will be used only by or under the direct supervision of your doctor. This product is available in the kit dosage form.
2 What to Know Before Using
In deciding to use a medicine, the risks of taking the medicine must be weighed against the good it will do. This is a decision you and your doctor will make.
For this medicine, the following should be considered:
Allergies: Tell your doctor if you have ever had any unusual or allergic reaction to this medicine or any other medicines. Also, tell your healthcare professional if you have any other types of allergies, such as to foods, dyes, preservatives, or animals. For non-prescription products, read the label or package ingredients carefully.
Pediatric Population: Appropriate studies have not been performed on the relationship of age to the effects of rubidium Rb 82 injection in the pediatric population. Safety and efficacy have not been established.
Geriatric Population:Appropriate studies performed to date have not demonstrated geriatric-specific problems that would limit the usefulness of rubidium Rb 82 injection in the elderly. However, elderly patients are more likely to have age-related heart problems, which may require caution in patients receiving rubidium Rb 82 injection.
Pregnancy: All Trimesters: Category C: Animal studies have shown an adverse effect and there are no adequate studies in pregnant women OR no animal studies have been conducted and there are no adequate studies in pregnant women.
Breastfeeding: There are no adequate studies in women for determining infant risk when using this medication during breastfeeding. Weigh the potential benefits against the potential risks before taking this medication while breastfeeding.
Drug Interactions: Although certain medicines should not be used together at all, in other cases two different medicines may be used together even if an interaction might occur. In these cases, your doctor may want to change the dose or other precautions may be necessary. Tell your healthcare professional if you are taking any other prescription or nonprescription (over-the-counter [OTC]) medicine.
Other Interactions: Certain medicines should not be used at or around the time of eating food or eating certain types of food since interactions may occur. Using alcohol or tobacco with certain medicines may also cause interactions to occur. Discuss with your healthcare professional the use of your medicine with food, alcohol, or tobacco.
Other Medical Problems: The presence of other medical problems may affect the use of this medicine.
Make sure you tell your doctor if you have any other medical problems, especially:
Congestive heart failure—Use with caution. May cause side effects to become worse.
A doctor or other trained health professional will give you this medicine. This medicine is given through a needle placed in one of your veins just before you have a PET scan.
You will need to urinate right away and as often as possible for at least one hour after the PET scan.
4 Precautions to Take
It is very important that your doctor checks your progress very closely while you are receiving this medicine.
This will allow your doctor to see if the medicine is working properly and to decide if you should continue to receive it.
You might receive a medicine to make your heart beat faster. This is called a pharmacologic stress test. It is used together with the PET scan to show how well your heart muscle works when it is stressed.
If you have questions about this test, talk to your doctor. While receiving this medicine, you will be exposed to radiation. If you have any questions about this, talk to your doctor.
5 Potential Side Effects
Along with its needed effects, a medicine may cause some unwanted effects. Although not all of these side effects may occur, if they do occur they may need medical attention.
Some side effects may occur that usually do not need medical attention. These side effects may go away during treatment as your body adjusts to the medicine.
Also, your health care professional may be able to tell you about ways to prevent or reduce some of these side effects.
Check with your health care professional if any of the following side effects continue or are bothersome or if you have any questions about them:
discoloration of the skin
the feeling of pressure
warmth at the injection site
Other side effects not listed may also occur in some patients. If you notice any other effects, check with your healthcare professional.
Call your doctor for medical advice about side effects. You may report side effects to the FDA at 1-800-FDA-1088.
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