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(Referência obtida automaticamente do Web of Science, por meio da informação sobre o financiamento pela FAPESP e o número do processo correspondente, incluída na publicação pelos autores.)

Cannabidiol was ineffective for manic episode of bipolar affective disorder

Texto completo
Autor(es):
Zuardi, A. W. [1] ; Crippa, J. A. S. [1] ; Dursun, S. M. [2] ; Morais, S. L. [1] ; Vilela, J. A. A. [1] ; Sanches, R. F. [1] ; Hallak, J. E. C. [1]
Número total de Autores: 7
Afiliação do(s) autor(es):
[1] Univ Sao Paulo, Fac Med, Dept Neuropsychiat & Med Psychol, Sao Paulo - Brazil
[2] Univ Alberta, Dept Psychiat, Edmonton, AB - Canada
Número total de Afiliações: 2
Tipo de documento: Artigo Científico
Fonte: JOURNAL OF PSYCHOPHARMACOLOGY; v. 24, n. 1, p. 135-137, JAN 2010.
Citações Web of Science: 27
Resumo

The pharmacological profile of cannabidiol (CBD) has several characteristics in common with drugs known to benefit bipolar affective disorder (BAD), leading to the hypothesis that CBD may have therapeutic properties in BAD. Therefore, the aim of the present report was to directly investigate for the first time the efficacy and safety of CBD in two patients with BAD. Both patients met DSM IV criteria for bipolar I disorder experiencing a manic episode without comorbid conditions. This was an inpatient study, and the efficacy, tolerability and side effects were assessed. Both patients received placebo for the initial 5 days and CBD from the 6th to 30th day (initial oral dose of 600 mg reaching 1200 mg/day). From the 6th to the 20th day, the first patient (a 34-year-old woman) received adjunctive olanzapine (oral dose of 10-15 mg). On day 31, CBD treatment was discontinued and replaced by placebo for 5 days. The first patient showed symptoms improvement while on olanzapine plus CBD, but showed no additional improvement during CBD monotherapy. The second patient (a 36-year-old woman) had no symptoms improvement with any dose of CBD during the trial. Both patients tolerated CBD very well and no side-effects were reported. These preliminary data suggest that CBD may not be effective for the manic episode of BAD. (AU)

Processo FAPESP: 02/13197-2 - Participação do glutamato e óxido nítrico na fisiopatogenia de distúrbios neuropsiquiátricos
Beneficiário:Francisco Silveira Guimaraes
Modalidade de apoio: Auxílio à Pesquisa - Temático