Many! Carbamazepine is given to treat a number of problems including seizure disorder and neuralgia and neuropathy In each case there are many alternatives such as other anticonvulsants, dilantin depakote topomax lamictal kipper etc.
Archaic medicine. Carbamazepine is an anti=epileptic drug which was introduced to help trigeminal neuralgia in the 1970's, but newer drugs have less adverse effects and similar efficacy. Lamotrigine, oxcarbezine, divalproex sodium, topirimate, levetiracetam, could be viable alternatives.