Adenosine Contributions by ColleenO

Adenosine helps treat tachyarrhythmias by slowing the heartbeat.

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.

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

Adenosine helps treat tachyarrhythmias by slowing the heartbeat.