A clinical study on the management of generalized anxiety disorder with Centella asiatica

Nepal Med Coll J. 2010 Mar;12(1):8-11.


Centella asiatica is reputed for its beneficial effects in various neurological disorders. The present investigation was undertaken to evaluate the role of 70% hydro-ethanolic extract of Centella asiatica (CA) on generalized anxiety disorder (GAD) in man. Hamilton's Brief Psychiatric Rating Scale (BPRS) was used to screen the subjects. Thirty-three participants (18 male and 15 female; average age 33 yrs) were medicated with the CA in a fixed dose regime (500 mg/capsule, twice daily, after meal). They were thoroughly investigated using standard questionnaires based on psychological rating scale at baseline (day 0), mid-term (day 30) and final (day 60). The scale also includes a number of direct queries about current levels of experienced stress. The observations revealed that, CA not only significantly (p<0.01) attenuated anxiety related disorders but it also significantly (p<0.01) reduced stress phenomenon and its correlated depression. CA further significantly (p<0.01) improved the willingness for adjustment and cognition. Results indicated that Centella asiatica may be useful in the treatment of GAD and may be used as a promising anxiolytic agent in near future.

Publication types

  • Clinical Trial
  • Research Support, Non-U.S. Gov't

MeSH terms

  • Adolescent
  • Adult
  • Anxiety Disorders / drug therapy*
  • Centella
  • Depression / drug therapy
  • Female
  • Humans
  • Male
  • Phytotherapy*
  • Plant Extracts
  • Triterpenes / therapeutic use*
  • Young Adult


  • Centella asiatica extract
  • Plant Extracts
  • Triterpenes