| Group | n | Marked Effectiveness | Effectiveness | Total Effectiveness | No Effectiveness |
| Positive Control Group(Thalidomide) | 24 | 17 (70.8) | 4 (16.7) | 21 (87.5) | 3 (12.5) |
| Trial Group (Zhibai Dihuang Pills) | 28 | 12 (42.9) | 8 (28.6) | 20 (71.4) | 8 (28.6) |
| Negative Control Group (Local Medication) | 20 | 4 (20) | 4 (20) | 8 (40) | 12 (60) |