A 78-year-old man on warfarin for atrial fibrillation presents with sudden-onset headache and vomiting. CT head shows a large intracerebral hemorrhage. His INR is 3.5. What is the most appropriate immediate strategy to reverse anticoagulation?AAdminister vitamin K 5 mg orally only.BAdminister prothrombin complex concentrate (PCC) plus IV vitamin K.CStop warfarin and observe without reversal.DAdminister fresh frozen plasma alone.ESwitch from warfarin to a direct oral anticoagulant.Check my answer