"dr.prescribed victoza 3 mo.  ago for weight loss, which was affecting my health.  high bp, arthritis in knee, low thyroid,  weight was 183 lbs. loved it, no side effects, loss 40 lbs. but , just recently all at once, got headaches,  lightheaded,  unbearable pains in stomach,  anxiety,  fast heart beating,  i thought i was going to die. i stayed up until 4:00 am, i felt out of control from all the anxiety.  thank god i had some xanax! i love the weght loss results, however  i don&#039;t ever want to experience  that terrifying experience of feeling like i was going to die. ithe was that frightening,  i stopped the next day!"