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12 Studies found for: Recruiting, Not yet recruiting, Available Studies | "Histamine Antagonists"
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Histamine Antagonists 12 studies 72 studies
Antihistamines 10 studies 66 studies
antihistaminics 1 studies 2 studies

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A Antagonists
H1 antihistamines
C Chronic
Chronic Spontaneous Urticaria
H H1
H1 antihistamines
I itch
U Urticaria
Chronic Spontaneous Urticaria