Nasal spray with antibodies against SARS-CoV-2, which helps to prevent the spread of the virus.

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BioBlock® Concept

BioBlock® nasalspray is meant to create protective environment on the nasal mucosa and isolate the viral particles

Deposition of SARS-CoV-2 Bioblock intranasally and orally

The antibodies from a protective layer on the mucosal epithelium

Viral particles that enter the upper respiratory tract are neutralized by the antibodies present on the mucous

Manufacturing of the BioBlock nasal spray

1. Development of antibodies

2. Antibodies transferred to colostrom

3. Separation of whey from colostrum

4. Antibodie are purified, pasteurized and sterilized

5. Antibody containing solution is formulated and dispensed into nasal spray bottles

Comparison of the composition of milk and BioBlock nasal spray

IgG – ~80 %
IgM – ~10 %
IgA – ~6 %
Other proteins  – ~4 %

Gopal&Gill, 2000 and Lindmark-Mansson et al., 2000