<span class=" fc-2nd">Mar 11, 2018 · </span> Lamictal rash is the most common side effect of the anti-seizure drug Lamictal, which contains a medicine known as lamotrigine. The rash ranges from a mild annoyance to a possibly life-threatening <span class=" fc-2nd">Sep 26, 2017 · </span> Lamotrigine...