| Paliperidon (9-Hydroxy-Risperidon) | Zentrallabor | |
| Pankreas-Elastase 1 | Zentrallabor | |
| Parainfluenza-Virus-IgG-Antikörper | Zentrallabor | |
| Parainfluenza-Virus-IgM-Antikörper | Zentrallabor | |
| Paroxetin | Zentrallabor | |
| Perampanel | Zentrallabor | |
| Perazin | Zentrallabor | |
| Perphenazin | Zentrallabor | |
| PFA200-Kollagen/ADP | Zentrallabor | |
| PFA200-Kollagen/Epinephrin | Zentrallabor | |
| pH-Wert arteriell | Zentrallabor | |
| Phencyclidin (PCP) im Urin | Zentrallabor | |
| Phenobarbital | Zentrallabor | |
| Phenylethylmalonamid (PEMA) | Zentrallabor | |
| Phenytoin | Zentrallabor | |
| Phosphor | Zentrallabor | |
| Phosphor im 24-Std.Harn | Zentrallabor | |
| Phosphor im Spontanharn | Zentrallabor | |
| Pimozid | Zentrallabor | |
| Piperacillin | Zentrallabor | |