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Arrhythmias (Heart Rhythm Disturbances) and Adenosine

Read more about Adenosine.

Overview

Adenosine (Adenocard) is given intravenously to stop certain tachyarrhythmias (rapid heartbeat).

Effect of Adenosine on Arrhythmias (Heart Rhythm Disturbances)

Adenosine helps treat tachyarrhythmias by slowing the heartbeat.

Side Effects and Warnings

#What are the precautions when taking this medicine?

• If you have asthma, talk with healthcare provider.

• Check medicines with healthcare provider. This medicine may not mix well with other medicines.

• Adenoscan®: If you are taking aminophylline, dipyridamole, theophylline, or any medicine containing caffeine, talk with healthcare provider. These medicines can affect how well Adenoscan® works.

• Adenoscan®: Do not eat or drink anything containing caffeine (for example, tea, coffee, cola, and chocolate) for 12 hours before using Adenoscan®.

• Tell healthcare provider if you are pregnant or plan on getting pregnant.

• Tell healthcare provider if you are breast-feeding.

#What are some possible side effects of this medicine?

• Flushing.

• Headache.

• Feeling dizzy. Rise slowly over several minutes from sitting or lying position. Be careful climbing.

• Irritation where the shot is given.

• Throat, neck, or jaw pain.

• Low blood pressure.

#Reasons to call healthcare provider immediately

• If you suspect an overdose, call your local poison control center or emergency department immediately.

• Signs of a life-threatening reaction. These include wheezing; chest tightness; fever; itching; bad cough; blue skin color; fits; or swelling of face, lips, tongue, or throat.

• Irregular or slow heartbeat.

• Chest pain or pressure.

• Difficulty breathing.

• Any rash.

• No improvement in condition or feeling worse.

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