Testosterone Undecanoate Replacement Therapy in Boys With Pubertal Delay or Confirmed Hypogonadism

Testosterone undecanoate (1000 mg/4 ml) will be administered at a dose of 1 ml every 12 weeks for 6 months, 2 ml every 12 weeks for 6 months, 3 ml every 12 weeks for 6 months and 4 ml every 12 weeks for 6 months.