Potential side-effects during mandibular advancement device treatment
| Transient | Persistent |
| Discomfort or pain in the mandibular joint complex | Occasional damage to teeth and prosthetic restorations |
| Stiff masticatory muscles | Tooth shifting with undesirable occlusion changes |
| Dry mouth | Periodontal problems |
| Excessive salivation | |
| Tooth sensitivity | |
| Gum irritation |