4 ms·
If the protection only lasts for a number of weeks it is not a vaccine but a prophylaxis, comparable to e.g. Quinine (against Malaria, once upon a time). Vaccin
by the_third_wave 4y ago
If the protection only lasts for a number of weeks it is not a vaccine but a prophylaxis, comparable to e.g. Quinine (against Malaria, once upon a time). Vaccines provide protection for a longer period of time, from years (Influenza, TBE) to lifetime (Diphtheria, Whooping cough, Measles, Polio, Pox, etc.).