A history of heart diseases or high blood pressure.
If you also take dipyridamole or theophylline (you may need to stop taking it 12 hours before the test).
If you have had a prolonged illness that caused vomiting or diarrhea.
Hypovolemia (low blood volume)—May increase risk for the more serious side effect.
3 Proper Usage
To use Lexiscan properly, you must follow all instructions given by your doctor.
Regadenoson is injected into a vein through an IV. A healthcare provider will give you this injection.
After Regadenoson is injected, you will be given other intravenous (IV) medications that allow blood vessels to be seen more clearly on the radiologic examination.
Your breathing, blood pressure, oxygen levels, and other vital signs will be watched closely during your stress test.
4 Precautions to Take
Before using Lexiscan, there are some precautions you must take.
Regadenoson may cause severe allergic reactions which can be life-threatening. Inform your doctor immediately if you start having rash, itching, fainting, palpitation and swelling of hand, face or mouth.
It increases the risk of heart failure, stroke in a patient who has a history of heart diseases. Inform your doctor immediately if you feel chest pain, discomfort, nausea, pain in arm, jaws, neck occur.
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