Took lexapro 10mg for 2 wks took 20 mg one day then back to 10 mg.for 3 wks.Tapered as follows:5 days @5mg daily;10 days @5mg every other day;and 6 days @5mg every 3rd day.On the last day of the 2nd phase I began to experience pretty intense anxiety and hot flashes.Withdrawal?