Two weeks before bleaching brush teeth normally
with a desensitizing toothpaste like Sensodyne,
Crest Sensitivity, Bulter sensitivity or any toothpaste
containing fluoride and 5% potassium nitrate.
The new generation of remineralizing toothpastes
such as Dr. Collins Restore Toothpaste also
addresses sensitivity and is highly recommended
for both before and after bleaching.
We highly recommend you just bleach the
top teeth first i.e. one tray at a time only
and also use a low strength percentage of
bleaching gel. Use 10% carbamide peroxide
(CP) to start.
After brushing for a few days, wear your EMPTY
bleaching trays alone for a few hours or even
After wearing the empty trays place Dr.
Collins Desensitizing gel in the tray for 1 hour
before bleaching. Alternatively some dentists
recommend placing SLS-free (foam free)
desensitizing toothpaste (original Sensodyne) in
the tray and wear at night or during the day a
After comfortable with trays alone or with toothpaste,
place the bleaching material in the tray instead
of the toothpaste. Please refer to the bleaching