Clinical Study

Histamine 50-Skin-Prick Test: A Tool to Diagnose Histamine Intolerance

Figure 1

𝑛 = 1 7 patients with histamine intolerance: skin prick test wheal size read from 15 to 60 minutes. Test substance: “pangramin prick positive control: active agent: 1% histamine dihydrochloride,” solution, (10 mg/ml), cut off level ≥ 3 mm.
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