Table. 2. Effects of different oral single doses of test extract of W. volubilis in rats for acute toxicity.
| Group | Dose (mg/kg) |
Sex | Number of animals that died during day of dosing (D/T) |
Toxicity symptoms observed |
|---|---|---|---|---|
| 1 | 5 | F | 0 / 10 | - |
| 2 | 50 | F | 0 / 10 | - |
| 3 | 300 | F | 0 / 10 | None |
| 4 | 2000 | F | 0 / 10 | - |
All treated rats were carefully examined for up to 14 days after the dose for toxicity and lethality. D, number of rats that died; T, number of rats that were treated; None, no toxicity symptoms observed during the observation period.