Clevira Syrup is here to boost your immune system with its safe, herbal, natural and clinically –researched Ayurvedic Herbs. Immunity towards diseases and other common conditions like cold and flu have a big impact on how healthy and productive a person can live.  Clevira Syrup is the simple and fastest way to boost your immune system and ward off disease causing microorganisms. This antiviral Ayurvedic Medicine has immunity supplements which complement for deficiencies in your lifestyle or diet.