You are here Home Product regulation Medicines An overview of medicines Medicines and TGA classifications How the Therapeutic Goods Administration (TGA) classifies and regulates medicines. Last updated 27 May 2025 Listen Print Share LinkedIn (Twitter) Facebook Email Loading... Australia has a two-tiered system for the regulation of medicines, including complementary medicines:Higher risk medicines must be registered on the Australian Register of Therapeutic Goods (ARTG), which involves individually evaluating the quality, safety and effectiveness of the product.Lower risk medicines containing pre-approved, low-risk ingredients and that make limited claims can be listed on the ARTG.Within the regulatory framework, medicines are classified as either registered or listed:Registered medicinesRegistered medicines are assessed by the TGA for quality, safety and efficacy.All prescription medicines are registered.Most over-the-counter medicines are registered.Some complementary medicines are registered.Listed medicinesListed medicines are assessed by the TGA for quality and safety but not efficacy.Some over-the-counter medicines are listed.Most complementary medicines are listed. Product types Medicines Main navigation