Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

3,703 questions · 3,824 findings · 858 reviews

No studies found 573 · 15%GRADE not reported 383 · 10%Very low 993 · 26%Low 1,062 · 27.8%Moderate 614 · 16.1%High 199 · 5.2%

ANY INTERMITTENT DRUG TECHNIQUE vs MAINTENANCE THERAPY

Adverse effects: tardive dyskinesia: long term (+ 26 weeks) as defined in each study · patients with schizophrenia

It is very uncertain whether INTERMITTENT (DRUG HOLIDAY) changes adverse effects: tardive dyskinesia: long term (+ 26 weeks) as… compared with MAINTENANCE THERAPY (very low certainty).

1 finding from 1 review

Levamisole (150 mg per day) vs placebo

Decrease in frequency of attacks · Participants with a previous or current history of recurrent aphthous stomatitis (RAS), diagnosed on history and clinical examination;…

Levamisole (150 mg per day) showed no clear difference in decrease in frequency of attacks compared with placebo; GRADE not reported.

1 finding from 1 review

Levamisole (150 mg per day) vs placebo

Adverse effects · Participants with a previous or current history of recurrent aphthous stomatitis (RAS), diagnosed on history and clinical examination;…
1 finding from 1 review

Levamisole (150 mg per day) vs placebo

Effectiveness · Participants with a previous or current history of recurrent aphthous stomatitis (RAS), diagnosed on history and clinical examination;…
1 finding from 1 review

Levamisole (150 mg per day) vs placebo

Decrease in duration of attacks · Participants with a previous or current history of recurrent aphthous stomatitis (RAS), diagnosed on history and clinical examination;…

Levamisole (150 mg per day) showed no clear difference in decrease in duration of attacks compared with placebo; GRADE not reported.

1 finding from 1 review

Levamisole (150 mg per day) vs placebo

Decrease in number of ulcers · Participants with a previous or current history of recurrent aphthous stomatitis (RAS), diagnosed on history and clinical examination;…

Levamisole (150 mg per day) showed no clear difference in decrease in number of ulcers compared with placebo; GRADE not reported.

1 finding from 1 review

Xylitol lozenges (4.7 g/day) vs no treatment

Number of children with a caries increment · Children (permanent teeth; baseline 8 to 10 years)

Xylitol lozenges (4.7 g/day) showed no clear difference in number of children with a caries increment compared with no treatment; GRADE not reported.

1 finding from 1 review