
Zambon Biotech Announces First Patient Dosed in Phase 3b ADIP Clinical Study of IPX203 in Parkinson’s Disease22.12.2025 11:00:00 EET | Press release
Zambon Biotech, a specialized biotech company part of the Zambon group that aims to build a scientifically robust and commercially viable portfolio of innovative patient-oriented drugs through the scouting, acquisition, licensing and development of new molecules, today announced that the first participant with advanced Parkinson’s disease has been enrolled in the European Phase 3b ADIP (IPX203 in Advanced Parkinson’s disease) study, which is planned to evaluate the efficacy and safety of IPX203 versus immediate-release (IR) levodopa/carbidopa (LD/CD) in a regimen which has not yet been the focus of a Phase 3 trial. IPX203 is a novel, oral modified-release formulation of LD/CD designed for the treatment of Parkinson’s disease, the fastest growing neurological condition in the world according to the World Health Organization1. IPX203 contains immediate-release granules and extended-release beads, providing both a rapid onset of action and a longer duration of benefit, sustaining the levo



















