From the digestive system: changes in staining of teeth, diarrhea, increased appetite, dry mouth, nausea, vomiting, flatulence, anorexia, gingivitis, abdominal pain, pancreatitis
[de.pons.com]
Dental dyschromia due to the administration of the mouthwash was not detected in group A and just four patients (18%) of 22 complained about nausea during the first days of
[eref.thieme.de]