Findings

What do systematic reviews say?

2 questions · 2 findings · 1 reviews · Skin

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No studies found 0 · 0%GRADE not reported 0 · 0%Very low 0 · 0%Low 2 · 100%Moderate 0 · 0%High 0 · 0%

Hydroxyzine 25 mg vs placebo

Withdrawals due to adverse events · patients with chronic spontaneous urticaria

Hydroxyzine 25 mg showed no clear difference in adverse events leading to withdrawal: intermediate‐term duration of… compared with placebo (low certainty).

1 finding from 1 review

H1‐antihistamines for chronic spontaneous urticaria 2014 · Cochrane Headline outcomes only
RR 3.64 [0.77, 17.23]
2 studies · 270 participants
Low

Cetirizine 10 mg/d vs hydroxyzine 25 mg

Withdrawals due to adverse events · patients with chronic spontaneous urticaria

Cetirizine 10 mg showed no clear difference in adverse events leading to withdrawal compared with hydroxyzine 25 mg (low certainty).

1 finding from 1 review

H1‐antihistamines for chronic spontaneous urticaria 2014 · Cochrane Headline outcomes only
RR 0.78 [0.25, 2.45]
2 studies · 261 participants
Low