Sambucol's unique black elderberry extract provides a concentrated source of flavonoids—powerful antioxidants that help boost the immune system and fight viruses. Features: Shortens duration of Influenza A & B and reduces the severity of flu symptoms such as cough, congestion, and body aches. Dosage: Adults (14+): 15 mL (1 tablespoon) 4 times daily. Children 4-8 years: 5 mL (1 teaspoon) 3 times daily. Children under 2: Consult a healthcare professional. Caution: Do not use if you have high blood pressure, cardiovascular disorder, or are pregnant/breastfeeding. Stop use if allergy occurs.