The effect and safe use of Cistus Antivirus Pastil have been proven by research. Cistus Antivirus prevents flu by creating a mechanical defense layer in the mouth and pharynx. It is the first and only antiviral lozenge that prevents flu. It shows antiviral and antibacterial activity. It provides 6 hours of protection. It does not participate in systemic circulation. It has no reported side effects. It relieves throat itching and dry cough during illness. It provides natural health protection to prevent infection and respiratory diseases thanks to its physical barrier-forming effects against increased infection risk. It is an infection blocker. Cistus Antivirus Pastil, with regular use, supports protection against viruses and bacteria by creating a protective barrier on the mucous membranes of the throat against increased infection risks. The layer-forming agents (polyphenols) in the Cistus extract form a protective film on the mucous membranes of the mouth and throat. In this way, viruses and bacteria are repelled before they can penetrate the body. Cistus Antivirus Pastil contains cistus extract and gum arabic. Application: 3 to 6 lozenges per day are used by sucking in the mouth. Please read the instructions for use in the box carefully.