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The effects of the antiepileptic drugs sodium valproate (VPA) and levetiracetam (LEV) on reproductive endocrine function, sexual function, and spermatozoa were explored, together with their possible etiological mechanisms, in Chinese Han men with epilepsy. Following VPA treatment (n=32), luteinizing hormone and follicle-stimulating hormone levels were significantly lower than in controls (n=30). The...