| AMS | Antimicrobial stewardship |
| AMX | Amoxicillin |
| CLR | Clarithromycin |
| FQ | Fluoroquinolones (levofloxacin, moxifloxacin) |
| HP | Helicobacter pylori |
| HUT | Helicobacter urease (rapid) test |
| LVX | Levofloxacin |
| MTZ | Metronidazole |
| PCR | Polymerase chain reaction |
| PPI | Proton pump inhibitor |
| RIF | Rifabutin/rifampicin |
| TET | Tetracycline |