| COVID-19 | Coronavirus disease 2019 |
| SARS-CoV-2 | Severe acute respiratory syndrome coronavirus 2 |
| A. satureioides | Achyrocline satureioides |
| M. domestica | Malus domestica |
| NE | Not possible to estimate |
| ReBEC | Brazilian Registry of Clinical Trial |
| RT-PCR | Reverse transcription polymerase chain reaction |
| UMT | Municipal Screening Unit |
| SISGEN | Sistema Nacional de Gestão do Patrimônio Genético e do Conhecimento Tradicional Associado |
| PP | “per-protocol” principle |
| ACE2 | Angiotensin-converting enzyme 2 |
| TMPRSS2 | Transmembrane serine protease 2 |
| 3CLpro | 3-chymotrypsin-like protease |