Oseltamivir was administered in 23 (25%) children for a median of three (2-5) days. A total of 28 (30%) children were treated with antibiotics, administered orally for a median of four (1-6) days and intravenously for a median of five (3-6) days. A total of 16 (17%) children received oxygen supplementation; three (3%) children required mechanical ventilation for a median of four (range 2-5) days.