Biotron Limited, a biotechnology company, develops and commercializes novel small molecule antiviral therapeutics to treat various viral diseases in Australia. Its lead antiviral drug is BIT225, which is in Phase II clinical trials for the treatment of HIV-1 and hepatitis C virus infections. The company also has a portfolio of preclinical antiviral programs developing drugs targeting a range of viral diseases, including Dengue, Zika, Influenza, Ebola, and SARs. Biotron Limited is based in North Ryde, Australia.