Will mirtazapine make me gain weight if i keep my diet the same? some say they have gained a lot of weight while not changing their diet at all,

Mirtazapine: use can lead to weight gain primarily though its action as an antidepressant. many people with depression lose their appetite. When the depression clears the appetite returns. Also people tend to sleep better. Those who gain weight on Remeron (mirtazapine) say the same thing about not changing their diet. There may be something to this. But increased exercise and dietary adjustment seems to solve the problem

Mirtazapine effects: I understand your frustration of not losing weight Feel good about your desire to lose weight. Side effects of Mirtazapine can be weight gain; Other effects- sleepiness, constipation, muscle pain and weakness can limit functioning and slow treatment of depression. Accept yourself who you are at this time. See Psychiatrist for Diagnosis; discuss your concerns about weight gain, and ways to do it

Weight gain s/e?: Unfortunately, weight gain is a common side effect of mirtazapine. Some prescribe it to enhance appetite in those patients who eat little because of depression. Improving your diet and increasing exercise are helpful. However, review your concern re weight gain while taking mirtazapine with prescribing doctor. See: http://www.drugs.com/sfx/mirtazapine-side-effects.html I hope this helps.