What long term side effects can the growth hormone nutropin (human growth hormone) aq cause?

Many: If you take hgh (nutropin) after your growth centers have been closed the only things that will grow is cartilage so your ears and nose will get bigger and your facial features will become coarse. Hgh is also a diabetogenic substance, so it can give you diabetes. It also enhances the growth of intestinal polyps and may cause prostate enlargement and malignancy.