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**Viral Clearance: Ensuring Safety and Purity in Biopharmaceutical Processes**
Viral clearance is a critical process in the development and manufacturing of biopharmaceutical products. It refers to the methods and procedures used to remove or inactivate viral contaminants from biological products such as vaccines, monoclonal antibodies, recombinant proteins, and blood-derived therapies. The primary goal of viral clearance is to ensure that final therapeutic products are safe for human use and free from infectious agents that could pose serious health risks.
In the biopharmaceutical industry, products are often derived from living cells or biological sources, which increases the risk of viral contamination. Even with stringent raw material selection and controlled manufacturing environments, the possibility of viral presence cannot be completely eliminated. Therefore, viral clearance studies are an essential part of regulatory requirements before a product can be approved for clinical or commercial use.
The viral clearance process typically involves two key approaches:…