A 76-year-old patient with heart failure and chronic atrial…
A 76-year-old patient with heart failure and chronic atrial fibrillation is receiving Digoxin 0.125 mg daily and Furosemide 40 mg twice daily. The nurse assesses the patient and notes the following: Heart rate: 48 bpm Blood pressure: 94/60 mmHg Potassium level: 3.0 mEq/L Digoxin level: 2.6 ng/mL The patient reports nausea and seeing “yellow halos” around lights Telemetry shows frequent premature ventricular contractions (PVCs) Which action should the nurse take first?