👉 Retrovaccination is a medical procedure that involves administering a small dose of a weakened or dead virus to prevent infection after vaccination. This process usually requires no additional treatment and can be done at home, without the need for hospitalization. In the context of immunology, retrovaccination refers to the administration of a weakened or dead virus (such as a vaccine) to stimulate the immune system to produce antibodies against the virus that caused the disease. The goal is to prevent future infections by
