Is percolone 30mg the same as oxycodone?

Yes: It's one of many brands of oxycodone (like roxycodone by the roxanne pharmaceutical company). Most generic brands just use the chemical name, but others give the product a specific name, like percolone. It's only difference is in the other components of the pill - preservatives, amount of talc etc, colorings and other trace chemicals.

Yes: Procolone is oxycodone. It. Comes in immediate and extended release formulations.