Hay fever, asthma, congestion, depression, fatigue, hives, hyperactivity, sinusitis, and stomach discomfort.Histamine$31.50PriceQuantity*Order NowSize:1 oz. liquid Suggested Usage:10 drops 3 times per day or as directed by your healthcare professional. Contains:Histamine, 4x, 6x, 12x, 30x, 12-30c; 20% Alcohol, Purified water. Weight:2.4 oz Dimensions:1.25 × 1.25 × 4 in