Anxiolytic Effect of Acupuncture Treatment for Anxiety Compared with Phytotherapy: A Randomized Clinical Trial in Brazil

Background: Anxiety is the most common psychological disturbance; therefore, safe, and effective therapeutic options are necessary for managing the associated symptoms. The aim of this study was to assess the anxiolytic effect of acupuncture, and phytotherapeutic Valerian officinalis in anxious patients.Methods: The trial was a participant- and assessor-blinded, parallel clinical study with 64 anxious patients who were randomized into 4 study groups. All patients, upon attendance at the clinic, were asked to lie down and perform abdominal breathing. In total, the volunteers in Real Acupuncture Group received 5 sessions of acupuncture while those of the Placebo Acupuncture Group received no intervention. In total, the volunteers in Real Phytotherapy Group received 28 capsules of V. officinalis and the Placebo Phytotherapy Group, 28 inert capsules. Anxiety was measured using the Visual Analogue Scale and State-Trait Anxiety Inventory, and Ryodoraku and Bioelectrography were used for energy analysis.Results: After 5 weeks, analysis of the Visual Analogue Scale scores, all groups achieved a statistically significant reduction in levels of anxiety and the Real Acupuncture showed a large effect. All groups showed a reduction in the State-Trait Anxiety Inventory score, with the sub-item, “State in Real Acupuncture” being important. Ryodoraku showed the electrical properties values of the skin and with Bioelectrography indicated generally low energy that decreased further following use of the therapies.Conclusion: Acupuncture was effective in reducing patients' anxiety and had a larger effect size than V. officinalis, therefore it could be offered as an alternative treatment for anxiety management.