Findings

What do systematic reviews say?

Refine by population, intervention, comparison or outcome
More filters
Evidence found and GRADE certainty

1,348 questions · 1,514 findings · 111 reviews · All outcomes

No studies found 287 · 19%GRADE not reported 823 · 54.4%Very low 243 · 16.1%Low 104 · 6.9%Moderate 49 · 3.2%High 8 · 0.5%

Trazodone vs placebo

Change in taste · People with primary burning mouth syndrome (BMS), that is, oral mucosal pain with no dental or medical cause for such symptoms

The review found no eligible studies for this question.

1 finding from 1 review

Anticonvulsants (gabapentin 300 mg/day) vs placebo

Adverse effects: drowsiness (gabapentin alone) · People with primary burning mouth syndrome (BMS), that is, oral mucosal pain with no dental or medical cause for such symptoms

It is very uncertain whether anticonvulsants (gabapentin 300 mg/day) changes adverse effects: drowsiness (gabapentin alone) compared with placebo (very low certainty).

1 finding from 1 review

Topical treatments (topical urea 10%) vs placebo

Change in feeling of dryness · People with primary burning mouth syndrome (BMS), that is, oral mucosal pain with no dental or medical cause for such symptoms
1 finding from 1 review
  • Interventions for treating burning mouth syndrome 2016 · Cochrane All outcomes
    short-term (up to 3 months) · topical urea 10%
    SoF9. Change in feeling of dryness short-term (xerostomia questionnaire, 1-5, lower better): single study narratively reported no difference before or after treatment; 38 participants (1 RCT, topical urea); very low.
    1 study · 38 participants
    Very low

Antidepressants (trazodone 200 mg/day) vs placebo

Adverse effects: dry mouth · People with primary burning mouth syndrome (BMS), that is, oral mucosal pain with no dental or medical cause for such symptoms

It is very uncertain whether antidepressants (trazodone 200 mg/day) changes adverse effects: dry mouth compared with placebo (very low certainty).

1 finding from 1 review

Dietary supplements (hypericum perforatum / St John's Wort) vs placebo

Relief of burning/discomfort (symptom relief; pain intensity) · People with primary burning mouth syndrome (BMS), that is, oral mucosal pain with no dental or medical cause for such symptoms
1 finding from 1 review
  • Interventions for treating burning mouth syndrome 2016 · Cochrane All outcomes
    short-term (up to 3 months) · hypericum perforatum
    Hypericum perforatum extract (Sardella 2008, the only low-risk-of-bias study) contributes to the dietary supplements short-term symptom-relief comparison (insufficient/contradictory); no separate estimate reported.
    1 study · 43 participants
    GRADE not reported

Herbal extracts (tea components; Chinese herbal mixture; freeze-dried black raspberry gel) vs placebo or no treatment

Safety of the intervention (adverse effects) · People with a diagnosis of oral leukoplakia
1 finding from 1 review
  • Interventions for treating oral leukoplakia to prevent oral cancer 2016 · Cochrane All outcomes
    up to 3 months
    SoF 4, Safety of the intervention up to 3 months: '3 studies measured adverse effects: green tea extract capsules caused high frequency (93%) of adverse effects of varying severity in 1 study; the mixed tea study did…
    3 studies
    GRADE not reported

Paroxetine vs placebo

Relief of burning/discomfort (symptom relief; pain intensity) · People with primary burning mouth syndrome (BMS), that is, oral mucosal pain with no dental or medical cause for such symptoms
1 finding from 1 review

Dietary supplements (hypericum perforatum / St John's Wort) vs placebo

QoL · People with primary burning mouth syndrome (BMS), that is, oral mucosal pain with no dental or medical cause for such symptoms
1 finding from 1 review
  • Interventions for treating burning mouth syndrome 2016 · Cochrane All outcomes
    short-term (up to 3 months) · hypericum perforatum
    Sardella 2008 (43 participants) evaluated QoL from patient self-reports and narratively indicated that both intervention and placebo participants were better able to cope at trial completion.
    1 study · 43 participants
    GRADE not reported

Preoperative analgesics (analgesics given before dental treatment) vs Placebo or no analgesics

Parental satisfaction · Children and adolescents aged up to 17 years having dental treatment (orthodontic treatment, fillings, pulp treatment, or tooth…

The review found no eligible studies for this question.

1 finding from 1 review

Oral appliance or functional orthopaedic appliance vs placebo or no treatment

Daytime symptom: oral breathing (questionnaire) · Children with obstructive sleep apnoea (aged 15 years or younger)

It is very uncertain whether oral appliance or functional orthopaedic appliance changes daytime symptom: oral breathing (questionnaire) compared with placebo or no treatment (very low certainty).

1 finding from 1 review

Dietary supplements (lycopene) vs placebo

QoL · People with primary burning mouth syndrome (BMS), that is, oral mucosal pain with no dental or medical cause for such symptoms

It is very uncertain whether dietary supplements (lycopene) changes change in quality of life (QoL) compared with placebo (very low certainty).

1 finding from 1 review

Benzodiazepines (topical clonazepam) vs placebo

Adverse effects: euphoric behaviour · People with primary burning mouth syndrome (BMS), that is, oral mucosal pain with no dental or medical cause for such symptoms

It is very uncertain whether benzodiazepines (topical clonazepam) changes adverse effects: euphoric behaviour compared with placebo (very low certainty).

1 finding from 1 review

Topical treatments (topical urea 10%) vs placebo

Change in taste · People with primary burning mouth syndrome (BMS), that is, oral mucosal pain with no dental or medical cause for such symptoms
1 finding from 1 review
  • Interventions for treating burning mouth syndrome 2016 · Cochrane All outcomes
    short-term (up to 3 months) · topical urea 10%
    SoF9. Change in taste short-term (Quantitative Sensory Testing gustative threshold): single study narratively reported no difference in short-term gustation thresholds; 38 participants (1 RCT, topical urea); very low.
    1 study · 38 participants
    Very low