Oral mucositis (any severity) · Patients with cancer receiving radiotherapy, chemotherapy or targeted therapies
Chlorhexidine showed no clear difference in oral mucositis (any severity) compared with placebo/no treatment (low certainty).
1 finding from 1 review
Oral mucositis (any severity) · Patients with cancer receiving radiotherapy, chemotherapy or targeted therapies
Chlorhexidine showed no clear difference in oral mucositis (any severity) compared with cryotherapy (ice chips); GRADE not reported.
1 finding from 1 review
Oral mucositis (moderate to severe) · Patients with cancer receiving radiotherapy, chemotherapy or targeted therapies
Chlorhexidine showed no clear difference in oral mucositis (moderate to severe) compared with cryotherapy (ice chips); GRADE not reported.
1 finding from 1 review
Oral mucositis (severe) · Patients with cancer receiving radiotherapy, chemotherapy or targeted therapies
Chlorhexidine showed no clear difference in oral mucositis (severe) compared with placebo/no treatment (low certainty).
1 finding from 1 review
Oral mucositis (severe) · Patients with cancer receiving radiotherapy, chemotherapy or targeted therapies
Chlorhexidine showed no clear difference in oral mucositis (severe) compared with cryotherapy (ice chips); GRADE not reported.
1 finding from 1 review
Oral candidiasis (present) · Patients with cancer receiving chemotherapy and/or radiotherapy
Chlorhexidine showed no clear difference in oral candidiasis (present) compared with placebo or no treatment; GRADE not reported.
1 finding from 1 review
Oral candidiasis (present) · Patients with cancer receiving chemotherapy and/or radiotherapy
Chlorhexidine showed no clear difference in oral candidiasis (present) compared with chlorhexidine plus nystatin; GRADE not reported.
1 finding from 1 review
Oral candidiasis (present) · Patients with cancer receiving chemotherapy and/or radiotherapy
Chlorhexidine showed no clear difference in oral candidiasis (present) compared with nystatin; GRADE not reported.
1 finding from 1 review
Mucositis eradicated · People with cancer receiving chemotherapy or radiotherapy (or both) who have oral mucositis
Chlorhexidine mouthwash showed no clear difference in mucositis eradicated compared with salt and soda mouthwash; GRADE not reported.
1 finding from 1 review
Time to heal mucositis (days) · People with cancer receiving chemotherapy or radiotherapy (or both) who have oral mucositis
Chlorhexidine mouthwash showed no clear difference in time to heal mucositis (days) compared with salt and soda mouthwash; GRADE not reported.
1 finding from 1 review
Average pain scores (0-100 VAS) · People with cancer receiving chemotherapy or radiotherapy (or both) who have oral mucositis
Chlorhexidine mouthwash showed no clear difference in average pain scores (0-100 VAS) compared with salt and soda mouthwash; GRADE not reported.
1 finding from 1 review
Adverse events · Adolescents and adults aged over 16 years with clinical or self-assessed halitosis of oral origin; excluding induced or physiological…
The review found no eligible studies for this question.
1 finding from 1 review
Patient-reported OLT score · Adolescents and adults aged over 16 years with clinical or self-assessed halitosis of oral origin; excluding induced or physiological…
The review found no eligible studies for this question.
1 finding from 1 review
Dentist-reported organoleptic test (OLT) score (scale 0 to 5) · Adolescents and adults aged over 16 years with clinical or self-assessed halitosis of oral origin; excluding induced or physiological…
It is very uncertain whether chlorhexidine + zinc acetate mouthwash changes dentist-reported organoleptic test (OLT) score (scale 0 to 5) compared with placebo mouthwash (very low certainty).
1 finding from 1 review
OLT and VSC scores · Adolescents and adults aged over 16 years with clinical or self-assessed halitosis of oral origin; excluding induced or physiological…
1 finding from 1 review
Organoleptic assessment of halitosis (mean change from baseline) · Adults over 18 years with a clinical or self-assessed diagnosis of halitosis, without significant comorbidity (e.g. diabetes) or…
1 finding from 1 review
Winkel 2003 (2-week trial): mean change (SD) in organoleptic score (scale 0 to 5). 0.05% chlorhexidine + 0.05% cetylpyridinium chloride + 0.14% zinc lactate: -1.13 (1.1), baseline 2.8 (0.5) to 1.5 (1.0) at day 14, P <…
1 study · 40 participants
GRADE not reported
Volatile sulphur compounds (VSC), gas chromatography · Adults over 18 years with a clinical or self-assessed diagnosis of halitosis, without significant comorbidity (e.g. diabetes) or…
1 finding from 1 review
Winkel 2003: mean change (SD) in peak VSC (ppb). Mouthrinse: -120 (92), baseline 292 (141) to 172 (104) at day 14, P < 0.005; Placebo: 8 (145), baseline 352 (161) to 360 (254). The mouthrinse caused a significantly…
1 study · 40 participants
GRADE not reported
Adverse events (tongue and tooth staining) · Adults over 18 years with a clinical or self-assessed diagnosis of halitosis, without significant comorbidity (e.g. diabetes) or…
1 finding from 1 review
Winkel 2003: significantly more tongue staining (P < 0.001) and tooth staining (P < 0.002) were noted with the chlorhexidine + cetylpyridinium chloride + zinc lactate mouthrinse than with placebo.
1 study · 40 participants
GRADE not reported
Volatile sulphur compounds (VSC), halimeter · Adolescents and adults aged over 16 years with clinical or self-assessed halitosis of oral origin; excluding induced or physiological…
Halita mouthwash (chlorhexidine 0.05% + cetylpyridinium chloride… led to lower volatile sulphur compounds (VSC), halimeter compared with placebo mouthwash; GRADE not reported.
1 finding from 1 review
Adverse events · Adolescents and adults aged over 16 years with clinical or self-assessed halitosis of oral origin; excluding induced or physiological…
1 finding from 1 review
Interventions for managing halitosis 2019 · Cochrane All outcomesmean 2 weeks
Adverse events (Table 6). Risk with placebo mouthwash: None reported. Risk with halita mouthwash: tongue staining was seen in patients who gargled, rather than rinsed. 40 participants (1 RCT). Certainty: VERY LOW.
1 study · 40 participants
Very low