Background: Anxiety is the most common psychiatric disorder which can be cured by herbal and
chemical medicine. Herbal medicine and complementary medicine are widely used among people
suffering from anxiety disorder. Valeriana officinalis known to cause anxiolytic and sedative effects
to have a special place in traditional Chinese, Indian and Iranian medicine.
Aims: This study aims to compare the anxiolytic effect of aqueous extract of root of V. officinalis
root with Buspirone in mature male mice.
Study Design: Study was conducted in the Islamic Azad University of Mashhad to an animal room
of the Faculty of Basic Sciences, Azad University of Nishabur, under standard conditions. This
experimental study has been demonstrated by control and experimental groups. The sample
consisted of 30 mature male mice assigned into five groups of six: group A receiving distilled water
(control group), group B, group C and group D receiving 100 mg/kg, 200 mg/kg and 300 mg/kg
aqueous extract of V. officinalis, respectively, and group E receiving 30 mg/kg buspirone orally in
drinking water. Anxiolytic effects were evaluated 10 days after receiving by using maze. One-way
ANOVA and T-test were analyzed by using SPSS 19 software package.
Results and Discussion: The results show that the aqueous extract of V. officinalis root causes a
significant increase in the number of arrivals and elapsed time in open arms compared to
Buspirone. Medicinal plants currently form an important part of traditional medicine in many
countries and they have a special place in new therapeutic approaches. ANOVA and T-test results
showed a significant (P<0.05) relationship between the anxiolytic effect of aqueous extract of V.
officinalis root and Buspirone in mice.
Conclusion: It can be concluded that V. officinalis are more effective in reducing anxiety compared