| Procedure | D0 | D15 | D30 | D45 | |
| SIDE 1 | NCTF 135HA | + | − | + | + |
| Botulinum toxin | − | + | − | − | |
| SIDE 2 | NCTF 135HA | − | − | − | − |
| Botulinum toxin | − | + | − | − |