Herbal Tea Extract for Management of Rhinosinusitis

Exclusion Criteria

• •The subject has an allergy to: Flavonoids, phenolic acids, anthocyanins, carotenoids.
• •The subject has complications of sinusitis (facial edema, cellulitis, or orbital, meningeal or cerebral signs).
• •The subject is pregnancy.
• •The subject has a comorbidity that may impair their immune response (such as immunodeficiency disease, uncontrolled cancer, or chemotherapy or radiation treatment).
• •The subject has cystic fibrosis