The nurse reviews the patient’s chart and advocates for which intervention?

The patient presents to the emergency department complaining of lightheadedness and states, “I feel like my heart is racing.” Upon assessment, the nurse notes the patient is diaphoretic and pale. Vital signs are significant for a heart rate of 220 bpm, blood pressure of 70/50 mm Hg, and oxygen saturations of 96%. The 12-lead EKG indicates supraventricular tachycardia. Which medication does the nurse prepare to administer?

The 20-year-old patient with asthma presents to the emergency department with increased work of breathing and severe wheezing after exposure to household dust and mold. The patient used the albuterol inhaler 6 times in the previous 4 hours with minimal relief. Upon inspection, the nurse notes extensive accessory respiratory muscle use with moderate supraclavicular retractions and nasal flaring. The nurse auscultates expiratory wheezing in all lung fields. The patient is afebrile, normotensive, significantly tachypneic, and mildly tachycardic. The chest x-ray is clear. The nurse prepares to administer which medication first?