| Author | Pat.(n) | Implantation | Touch up(n)Interval | Follow-up treatments | 
| Roy et al. 2006 [46] | n = 90 | 27 G CaHA + lidocaine in lip augmentation otherwise without lidocaine | 1 touch up; interval: 6 months | No information | 
| Jacovella et al. 2005 [41] | n = 50 | CaHA | none | No information | 
| Smith et al. 2007 [38] | n = 117 | Anesthesia: Nerve block, lidocaine cream, 27 G | max. 2; interval: 2 weeks | Massage and cooling after treatment | 
| Jansen, Gravier 2006 [9] | n = 609 | CaHA + 1 ml lidocaine 0.5%, 1:100.000 epinephrine) 27 G | 0 - 1 touch up Interval: 4 - 9 weeks | Cooling and massage for one week | 
| Sadick et al. 2007 [47] | n = 113 | CaHA + lidocaine 1%, 1:100.000 epinephrine, 27 G | 0 - 1 touch-up treatment Interval: no information | No information | 
| Marmur et al. 2009 [48] | n = 100 | CaHA in part + lidocaine, 27 G | max. 1 | Massage after implantation | 
| Moers Carpi 2007 [39] | n = 205 | CaHA, 27 G | max 1 Interval: 4 months | no information |