Associate Professor Jo Barnes

Profile Image
Deputy Head of School

Research | Current

Research interests

  • Safety and efficacy of specific herbal medicinal products, e.g. St John’s wort (Hypericum perforatum L.) herb preparations
  • Pharmacovigilance (safety monitoring) of herbal medicines, including traditional Chinese herbal medicines and other traditional herbal medicines
  • Pharmacoepidemiological methods for herbal safety monitoring
  • Pharmacists’ professional practices and experiences with respect to herbal and complementary medicines and their users
  • Perceptions and behaviours of users of herbal medicines
  • Evaluating the effects of teaching and learning activities in pharmacognosy/natural products
  • Assessment of natural health product and complementary medicine interventions to aid smoking cessation


Course coordinator


Areas of expertise

  • Herbal and complementary medicines/natural health products
  • Pharmacognosy
  • Pharmacovigilance/drug safety
  • Pharmacoepidemiology

Committees/Professional groups/Services

  • Honorary consultant to World Health Organisation’s Collaborating Centre for International Drug Monitoring (Uppsala Monitoring Centre, Sweden) and member, Herbal Safety Signal Review Panel (since 2004).
  • Member of editorial boards of: Drug Safety; Phytotherapy Research; International Journal of Pharmacy Practice. Associate Editor of Phytochemistry Letters (since 2007) 
  • Convener and Chair, Scientific Organising Committee, Pharmacovigilance of herbal medicines: current state and future directions conference, London, UK (April 2006).

Previous appointments

  • Elected member, Executive Committee, International Society of Pharmacovigilance (2006-2009).
  • UK Medicines and Healthcare products Regulatory Agency’s Independent Review Panel for Classification of Borderline Products (2001-05).
  • Joint Editor-in-Chief of Complementary Therapies in Medicine (2003-2005; Elsevier).
  • Senior Editor (1996-1999) and one of founders of FACT (Focus on Alternative and Complementary Therapies; Pharmaceutical Press).
  • Member of Royal Pharmaceutical Society of Great Britain’s Science Committee’s working group on complementary/alternative medicine (1999 - 2005).

Selected publications and creative works (Research Outputs)

As of 29 October 2020 there will be no automatic updating of 'selected publications and creative works' from Research Outputs. Please continue to keep your Research Outputs profile up to date.
  • Sheridan, J., Dong, C. Y., Butler, R., & Barnes, J. (2013). The impact of New Zealand's 2008 prohibition of piperazine-based party pills on young people's substance use: Results of a longitudinal, web-based study. International Journal of Drug Policy, 24 (5), 412-422. 10.1016/j.drugpo.2013.02.002
    Other University of Auckland co-authors: Janie Sheridan
  • Rodrigues, E., & Barnes, J. (2013). Pharmacovigilance of Herbal Medicines
: The Potential Contributions of Ethnobotanical and Ethnopharmacological Studies. Drug Safety, 36 (1), 1-12. 10.1007/s40264-012-0005-7
  • Vohra, S., Cvijovic, K., Boon, H., Foster, B. C., Jaeger, W., LeGatt, D., ... Barnes, J. (2012). Study of Natural Health Product Adverse Reactions (SONAR): Active Surveillance of Adverse Events Following Concurrent Natural Health Product and Prescription Drug Use in Community Pharmacies. PLOS ONE, 7 (9)10.1371/journal.pone.0045196
  • Morgan, T. K., Williamson, M., Pirotta, M., Stewart, K., Myers, S. P., & Barnes, J. (2012). A national census of medicines use: a 24-hour snapshot of Australians aged 50 years and older. MEDICAL JOURNAL OF AUSTRALIA, 196 (1), 50-53. 10.5694/mja11.10698
  • Barnes, J. (2012). Adverse drug reactions and pharmacovigilance of herbal medicines. In J. Talbot, J. Aronson (Eds.) Stephens' Detection and Evaluation of Adverse Drug Reactions. Chichester, West Sussex, UK: Wiley.
  • Marles, R. J., Barrett, M. L., Barnes, J., Chavez, M. L., Gardiner, P., Ko, R., ... Giancaspro, G. I. (2011). United States Pharmacopoeia safety evalation of Spirulina. Critical Reviews in Food Science and Nutrition, 51 (7), 593-604. 10.1080/10408391003721719
  • Dog, T. L., Marles, R., Mahady, G., Gardiner, P., Ko, R., Barnes, J., ... Sarma, N. D. (2010). Assessing safety of herbal products for menopausal complaints: An international perspective. Maturitas, 66 (4), 355-362. 10.1016/j.maturitas.2010.03.008
  • Walji, R., Boon, H., Barnes, J., Austin, Z., Welsh, S., & Baker, G. R. (2010). Consumers of natural health products: Natural-born pharmacovigilantes?. BMC Complementary and Alternative Medicine, 10.10.1186/1472-6882-10-8


Contact details

Primary office location

M&HS BUILDING 505 - Bldg 505
Level 3, Room 329A
New Zealand

Web links