| AC | ammonium chloride |
| CaOx | calcium oxalate |
| Cl | chloride |
| DNA | deoxyribonucleic acid |
| DPPH | 1, 1-diphenyl-2-picrylhydrazyl |
| EA-RT | ethyl acetate extract of Rubia tinctorum L. |
| EG | ethylene glycol |
| E-RT | ethanolic extract of Rubia tinctorum L. |
| GRF | glomerular filtration rate |
| HPLC | high performance liquid chromatography |
| IC50 | the half maximal inhibitory concentration |
| K | potassium |
| Na | sodium |
| Na2CO3 | sodium carbonates solution |
| Ox | oxalate |
| RT | Rubia tinctorum L. |