The MediCatch Filter System for hospital pharmacies has been acknowledged as best good practice for hospital pharmacies, being nominated at the EAHP in Bordeaux March 2024. Hospital pharmacies tend to flush different kind of medical residues in sewerage, liquids like overstock, overdue, samples, reagents, etc. Without any extra work the MediCatch provides a practical solution for a sustainable way of discharging liquids, filtering medical substances and discharging clean water to the sewage.