The effect of sodium valproate on chronic daily headache and its subgroups

Abstract

The objective of the study was to assess the efficacy and tolerability of sodium valproate (VPA) on chronic daily headache (CDH) in a prospective, double-blind, randomized, placebo-controlled trial. Seventy patients were included in the study. Twenty-nine had chronic migraine (CM) and 41 had chronic tension-type headache (CTTH). VPA and placebo were applied… (More)
DOI: 10.1007/s10194-008-0002-5

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