| CaV | Calcium channel |
| GAS | Gastrodin |
| GEB | Gastrodia elata Blume |
| HBA | p-hydroxybenzyl alcohol |
| I–V | Current versus voltage |
| IC50 | The concentration required for 50% inhibition |
| I Ca,L | L-type Ca2+ current |
| I K(DR) | Delayed-rectifier K+ current |
| I K(erg) | Erg-mediated K+ current |
| I K(M) | M-type K+ current |
| I Na | Voltage-gated Na+ current |
| KM | M-type K+ channel |
| KV | Potassium channel |
| NaV | Sodium channel |
| SEM | Standard error of mean |
| τact | Activation time constant |
| τdeact | Deactivation time constant |