Corticosteroids Before Extubation in Pediatric Intensive Care Unit

IV-DXM 4mg/ml, injectable solution. Dosage of 0.25 mg/kg (maximum 5 mg per dose), prepared in a syringe of 5 to 10 ml and administered intravenously to the patient over 10 minutes every 6 hours. The treatment duration ranges from 6 hours (minimum of two doses: H0, H6) to 18 hours (maximum of four doses: H0, H6, H12, H18).

Placebo: 0.9% NaCl solution, prepared in a syringe of 5 to 10 ml and administered intravenously to the patient over 10 minutes every 6 hours. The treatment duration ranges from 6 hours (minimum of two doses: H0, H6) to 18 hours (maximum of four doses: H0, H6, H12, H18).