I believe I can be of help with this issue. Lamictal is one of the harder medications to taper off from without having withdrawal symptoms. Some of the symptoms can include, moodiness, dizziness, dry mouth, short term memory problems, hyperactivity.In rare cases there are also more serious side effects. These are withdrawal symptoms and go away. believe I can be of help with this issue. Lamictal is one of the harder medications to taper off from without having withdrawal symptoms. Some of the symptoms can include, moodiness, dizziness, dry mouth, short term memory problems, hyperactivity.