Is there an alternative to lamictal?

Yes. Lamictal is primarily an anti-epileptic drug which is also utilized in psychiatry. Numerous other drugs exist within this class, and if you are taking the drug and it seems ineffective or adverse events are present, your doctor could easiiy change to another medication.
Lamictal. Several anti-seizure & mood-stabilizing medications exist, depending on what is being treated, such as Topamax, (topiramate) Trileptal, Gabitril, Depakote, Tegretol, etc.