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Post-exposure prophylaxis, also known as post-exposure prevention (PEP), is any preventive medical treatment started after exposure to a pathogen in order to prevent the infection from occurring. It should be contrasted with pre-exposure prophylaxis , which is used before the patient has been exposed to the infective agent.
Vaccine shedding is a form of viral shedding [1] [2] which can occasionally occur following a viral infection caused by an attenuated (or "live virus") vaccine. Illness in others resulting from transmission through this type of viral shedding is rare.
The CDC states, "The surest way to avoid transmission of sexually transmitted diseases, including syphilis, is to abstain from sexual contact or to be in a long-term mutually monogamous relationship with a partner who has been tested and is known to be uninfected."
The updated COVID-19 vaccine is now available. Infectious disease doctors recommend being smart about the timing of your shot. You can expect similar side effects to the previous vaccines if you ...
As the vaccines against coronavirus start to roll out across the country first to the most vulnerable, some African Americans have expressed concerns about taking it, based on history. A new study ...
Several studies have demonstrated that individuals who recovered from COVID-19 infections and are seropositive for COVID-19 at the time of vaccination produce significantly more anti-spike IgG antibodies in response to vaccination than individuals who are not seropositive for COVID-19, while individuals who have recovered from COVID-19 ...
Receiving an updated 2024-2025 COVID-19 vaccine can restore and enhance protection against the virus variants currently responsible for most infections and hospitalizations in the United States.
After the introduction of COVID-19 vaccines, vaccine hesitant people have at times demanded that they get donor blood from donors that have not received the vaccine. In the US and Canada, blood centers do not keep data on whether a donor has been COVID-19 infected or vaccinated, and in August 2021 it was estimated that 60-70% of US blood donors ...