SUSDP

The Standard for the Uniform Scheduling of Medicines and Poisons (SUSMP) is an Australian legislative instrument produced by the Therapeutic Goods Administration (TGA). Before 2010, it was known as the Standard for the Uniform Scheduling of Drugs and Poisons (SUSDP). The SUSMP classifies drugs and poisons into different Schedules signifying the degree of control recommended to be exercised over their availability to the public.

The Schedules are referred to under State and Territory legislation for regulatory purposes. Although each State and Territory has its own laws, the vast majority of medicines and poisons are classified according to the SUSMP to achieve uniform national regulation. The current version, the SUSMP 16, is contained in the Poisons Standard February 2017.

Medication that is available on the shelf at supermarkets, convenience stores, and pharmacies. These are considered to be low risk drugs, and have directions of use clearly labelled on both the packaging, and the recepticle.

Examples include paracetamol, ibuprofen, and topical analgesics.

Schedule 2 (S2) drugs and poisons, otherwise known as Pharmacy Medicines, are substances and preparations for therapeutic use that –

Examples:

The location of these medications in the pharmacy varies from state to state.

Schedule 3 (S3) drugs and poisons, otherwise known as Pharmacist Only Medicines, are substances and preparations for therapeutic use that –

Some states have subsets of Schedule 3 with additional requirements (see below). Only some Schedule 3 medicines may be advertised to the public.

Examples:

Schedule 4 (S4) drugs and poisons, otherwise known as prescription only medicines, are substances and preparations for therapeutic use that –

The price of many Schedule 4 substances are subsidized by the Australian Government through the Pharmaceutical Benefits Scheme (PBS), when prescribed by an authorized prescriber. Certain medications may require an authority from the PBS. Situations that may require an authority include where the drug may only have benefit in limited conditions, the true cost of the drug is high, or when there is a risk of dependence. Some states have subsets of Schedule 4 with additional requirements (see below). Schedule 4 medicines cannot be advertised directly to the public.

...
Wikipedia