What is the first step to take in a patient with an adverse reaction to contrast media?

In the case of a patient presenting with an adverse reaction to contrast media, the first and most crucial step is to provide appropriate emergency care based on the symptoms exhibited by the patient. This immediate response is vital to ensure the safety and stabilization of the patient. Adverse reactions can vary widely in severity, from mild allergic responses to life-threatening conditions such as anaphylaxis.

By assessing the patient's symptoms and providing timely and appropriate care—such as administering oxygen, initiating intravenous access, or using other supportive measures—healthcare providers can significantly improve outcomes. This action directly addresses the patient's immediate needs and decreases the risk of further complications.

Following the delivery of emergency care, the next steps would typically involve notifying the physician, documenting the reaction for future reference, and potentially administering medications like antihistamines if indicated based on the clinical scenario. However, the priority remains to stabilize the patient first, before progressing with further actions.