* '''Day 38:''' reduce dosage of doxepin to 25 mg/day.* '''Day 15:''' stop administration of doxepin.

Caution is necessary.* '''Day 18:''' simultaneously start administration of mianserine in a low dosage of 30 mg/day.* '''Day 815:''' stop administration of doxepin and continue administration of mianserine. * If necessary, increase dosage of mianserine. }}