A Multi-centre, Open-label Trial Evaluating Efficacy, Safety and Pharmacokinetics of Turoctocog Alfa Pegol (N8-GP) When Used for Treatment and Prophylaxis of Bleeding Episodes in Previously Treated Chinese Patients With Haemophilia A

The study investigates how well the medicine called turoctocog alfa pegol (N8-GP) works in previously treated Chinese patients with severe haemophilia A.Participants will be treated with N8-GP. This is a medicine that doctors can already prescribe in other countries.The medicine will be injected into a vein (intravenous injections) and blood samples will be collected.The study will last for about 7-8 months. Participants will have between 8 and 15 visits to the clinic and possibly a number of phone calls with the study doctor.