A 45-year-old male patient is being transported following a severe bacterial infection leading to septic shock. The patient has a blood pressure of 80/40 mmHg, a heart rate of 120 bpm, and warm extremities. Which primary treatment should be administered to restore adequate perfusion?
Administer a diuretic
Administer norepinephrine
Administer a beta-blocker
Administer calcium channel blockers