The present invention refers to pharmaceutical combinations of two antiepileptic substances and also to combinations of an antiepileptic and B-complex vitamins, in which the antiepileptic substances are selected from pregabalin and oxcarbazepine, and the vitamins are selected from vitamin B1 and vitamin B12. The invention also relates to pharmaceutical compositions containing said combinations and to the use of said compositions for treating neuropathic pain (NP).