How long after Lexiscan Can you give aminophylline?

How long after Lexiscan Can you give aminophylline?

7.1 Effects of Other Drugs on LEXISCAN Patients should avoid consumption of any products containing methylxanthines as well as any drugs containing theophylline or aminophylline for at least 12 hours before LEXISCAN administration.

What are contraindications for Lexiscan?

Who should not take LEXISCAN?

• autonomic neuropathy.
• high blood pressure.
• a sudden worsening of heart related chest pain called angina.
• a low supply of oxygen rich blood to the heart.
• inflammation of the covering of the heart or pericardium.
• fluid in the covering of the heart or pericardium.
• narrowing of the aortic heart valve.

What is the antidote to Lexiscan?

Regadenoson is a widely used and well-tolerated vasodilator agent for pharmacologic stress myocardial perfusing imaging. In patients at higher risk of adverse reactions such as those with end stage renal disease, it can be reversed with early administration of aminophylline.

What does a normal nuclear stress test mean?

Normal Results A normal test most often means that you were able to exercise as long as or longer than most people of your age and sex. You also did not have symptoms or changes in blood pressure, your ECG or the images of your heart that caused concern.

How fast do you push lexiscan?

The recommended intravenous dose of Lexiscan is 5 mL (0.4 mg regadenoson) • Administer Lexiscan as a rapid (approximately 10 seconds) injection into a peripheral vein using a 22 gauge or larger catheter or needle. Administer a 5 mL saline flush immediately after the injection of Lexiscan.

What is Lexiscan myoview stress test?

The lexiscan stress test involves injecting a medication called lexiscan into your IV while you are closely monitored. The medication makes the heart respond as if you are exercising. This test is used for people that are unable to exercise or can’t exercise for very long.

What is the reversal for adenosine?

5 Aminophylline is a nonselective adenosine receptor antagonist that has been used to reverse the adverse effects of regadenoson, adenosine, and dipyridamole.

Does Lexiscan lower the seizure threshold?

Lexiscan may lower the seizure threshold; obtain a seizure history. New-onset or recurrence of convulsive seizures has occurred following Lexiscan injection. Some seizures are prolonged and require emergent anticonvulsive management.

How much regadenoson do you give for Lexiscan?

Recommended dose: 5 mL (0.4 mg regadenoson) by intravenous injection. Lexiscan should be administered as a rapid (approximately 10 seconds) injection into a peripheral vein using a 22 gauge or larger catheter or needle. A 5 mL saline flush should be administered immediately after the Lexiscan injection.

What is the indication for Lexiscan IV?

Indication. Lexiscan is a prescription drug given through an IV line that increases blood flow through the arteries of the heart during a cardiac nuclear stress test. Lexiscan is given to patients when they are unable to exercise adequately for a stress test.

How is aminophylline used to treat Lexiscan toxicity?

Aminophylline is an adenosine antagonist, which may be used to shorten the duration of increased coronary blood flow induced by Lexiscan. Aminophylline has been used to terminate persistent pharmacodynamic effects. Aminophylline may be administered in doses ranging from 50 mg to 250 mg by slow IV injection (50 mg to 100 mg over 30-60 seconds).