|   | 
        pro re    nata dosing groupĀ  n = 57 | 
        scheduled    dosing group n = 56 | 
       
      
        | Somnolence | 
        51 (89 %) | 
        39 (70%) | 
       
      
        | Vomiting | 
        7 (12 %) | 
        13 (23%) | 
       
      
        | Nausea | 
        12 (21 %) | 
        16 (29%) | 
       
      
        | Epigastric    pain | 
        7 (12 %) | 
        5 (9%) | 
       
      
        | Abdominal    pain | 
        7 (12 %) | 
        10 (18%) | 
       
      
        | Headache | 
        11 (19 %) | 
        13 (23%) | 
       
      
        | Dizziness | 
        18 (32 %) | 
        18 (32%) | 
       
      
        | Fever | 
        5 (9 %) | 
        4 (7%) | 
       
      
        | Other* | 
        1 (1 %) | 
        7 (13%) | 
       
      
        | Total    number of adverse-events | 
        120 | 
        125 | 
       
      
        | Number of    children with one or more adverse events | 
        52 (91%) | 
        44 (79%) | 
       
     
    Data are presented as number of cases (%), n=113. 
    *diplopia (n=3), diarrhoea (n=2), throat sore (n=2), upper respiratory track infection
    (n=1), nervousness (n=1).
  |