A 5-year-old boy presents with a widespread, itchy, vesicular rash characteristic of chickenpox. He is otherwise well, afebrile, and has no significant past medical history. His mother asks about treatment. What is the most appropriate advice?APrescribe oral aciclovirBAdvise calamine lotion and simple analgesia (paracetamol)CPrescribe oral antibiotics to prevent secondary infectionDAdmit for intravenous fluidsEAdvise ibuprofen for itching and feverCheck my answer