[Expert consensus on clinical trials of preventive treatment of adult migraine in China].

Migraine is the most common disabling primary headache with a significant socioeconomic burden. At present, some emerging drugs for migraine preventive treatment are under investigation internationally, which significantly promote the progress of migraine treatment. However, only few of this trial for migraine treatment are explored in China. In order to promote and standardize controlled clinical trials of migraine preventive therapy in China, and to provide methodological guidance for the design, implementation and evaluation of clinical trials, the Headache Collaborators of Chinese Society of Neurology formulated this consensus.