For the temporary relief of hay fever, congestion, fatigue, hives, sinusitis, irritability, or stomach discomfort due to sensitivity to phenolic compounds found in foods or other products. Active Ingredients: Histaminum hydrochloricum 9XHistaminum hydrochloricum 12XHistaminum hydrochloricum 30XHistaminum hydrochloricum 60X Other Ingredients: 20% ethanol, purified water. Gluten-Free. Supports: For the temporary relief of hay fever, congestion, fatigue, hives, sinusitis, irritability, or stomach discomfort due to sensitivity to phenolic compounds found in foods or other products. Recommended Dosage: Place drops under tongue 30 minutes before/after meals. Adults and children 12 years and over: Take 10 drops up to 3 times per day. Consult a physician for use in children under 12 years of age. Quantity: 1 Oz