Arrrghh. I thought that I finally had a good combination of antidepressant medications to treat my depression. A few months ago, I talked to my psychiatrist about the possibility that Wellbutrin, which I've been taking since 2000, is exacerbating my anxiety. He suggested that we reduce my Wellbutrin dosage to 100mg once a day and added Lamictal, which is an anti-seizure medication that is starting to be prescribed for treatment-resistant depression.
As I said in a previous SharePost, I found...

