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TMCREC project #279; UQ MREC project #2016001720; WSU HREC project #H12181


Obsessive Compulsive Disorder (OCD) is a mental health condition which affects more than 500,000 Australians. The symptoms of OCD can vary greatly between individuals. Without adequate treatment, OCD can cause significant distress and impairment. 


N-acetylcysteine, or NAC for short, is an amino acid supplement which has been used in medicine for decades. We are researching its effects for improving OCD symptoms in a government funded, randomised, double blind, placebo controlled study

  • Adults between 18-75 years of age

  • Diagnosed with OCD

  • Currently receiving treatment for OCD, but still experience symptoms

  • Able to attend an appointment once/month, over a 6-month period



We are currently recruiting for this trial in Melbourne, Sydney & Brisbane. Click here if you would like to complete a questionnaire which will assess if you are eligible to participate in the study