Impact of Applying a Bandage Skin Hydrogel on the Pains of the Head and Neck in Patients With Cancer of Head and Neck Treated With Radiotherapy

Patients randomized to the arm with bandage skin will benefit from the application of the bandage skin hydrogel (Hydrotac®) at least 5 hours per day for the duration of treatment (the first day last day of radiotherapy).

Patients randomized to receive reference of the application of cervical Ialuset® on skin throughout the treatment period (the first day to last day of radiotherapy).