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What do systematic reviews say?

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Evidence found and GRADE certainty

25 questions · 26 findings · 15 reviews · ENT

No studies found 26 · 100%GRADE not reported 0 · 0%Very low 0 · 0%Low 0 · 0%Moderate 0 · 0%High 0 · 0%

Intratympanic plus systemic corticosteroids (combined therapy) vs systemic corticosteroids alone

Adverse eventsb · sudden sensorineural hearing loss

The review found no eligible studies for this question.

2 findings from 1 review

Capsaicin vs placebo

Treatment‐related adverse events · non‐allergic rhinitis

The review found no eligible studies for this question.

1 finding from 1 review

Capsaicin vs budesonide

Treatment‐related adverse events · patients with non‐allergic rhinitis

The review found no eligible studies for this question.

1 finding from 1 review