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Color Doppler ultrasound of carotid artery plaque before and after treatment in the two groups (X̄±s, n=30).
| Group | Nausea | Headache | Vertigo | Total adverse reactions |
|---|---|---|---|---|
| Control group | 2 (5.7) | 1 (2.9) | 1 (2.9) | 4 (11.4) |
| Treatment group | 1 (2.9) | 2 (5.7) | 2 (5.7) | 5 (14.3) |
