If the result of the in-office bleaching is not satisfactory, it's essential to remember that the complete course for the maximum result involves both the clinical procedure and the subsequent home whitening course. However, if there is a need to quickly enhance the outcome of the in-office procedure, one or two additional applications of the 38% Hydrogen Peroxide Gel can be made, provided the patient's enamel condition allows it. If possible, it is advisable to perform additional applications on the following day.