Regadenoson Side Effects and Warnings

What are the precautions when taking this medicine?

• If you have lung disease, talk with healthcare provider.

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

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

• 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?

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

• Difficulty breathing. Slow breathing, shallow breathing, or trouble breathing are all signs of this. Call healthcare provider immediately.

• Headache.

• Flushing.

• High or 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.

• Difficulty breathing.

• Chest pain or pressure.

• Fast heartbeat.

• Severe dizziness or passing out.

• Severe headache.

• Any rash.

• No improvement in condition or feeling worse.