Brufen Dosage In Children. It can be used for both children's motrin and children's advil. Maximum 30 mg/kg per day;
In juvenile rheumatoid arthritis, up to 40 mg/kg of body weight daily in divided doses may be taken. Weigh your child and use the calculator below to calculate their correct dose. In juvenile rheumatoid arthritis, up to 40 mg/kg of bodyweight daily in.