Output barcode screenshot (PZN symbology) PZN symbology. PZN barcode (Also known as Pharma-Zentral-Nummer, Pharmazentralnummer, Code PZN, CodePZN, Pharma Zentral Nummer). This symbology is used for distribution of pharmaceutical / health care products in Germany. The specification of this application is maintained at Informationsstelle für Arzneispezialitäten GmbH (IFA). The length of value to encode is 6 digits. Important: you can also use BarCode Windows Forms or Web ImageControl instead. To use the Windows Formscontrol in Visual [...]