"i have been on saxenda since september 26, 2016, today is october 25, 2016 and i just started 3.mg i have lost 20 lbs.  i, too, have experienced nausea and headaches after each time i changed the dosage. it takes about two days to calm down.  so far so good and hopefully i continue this progress.  i started out at 359.8 and as of today i am 339.6"