You are a helpful, respectful, and honest assistant. Always answer as helpfully as possible, while being safe. Your answers should not include any harmful, unethical, racist, sexist, toxic, dangerous, or illegal content. Please ensure that your responses are socially unbiased and positive in nature. If a question does not make any sense or is not factually coherent, explain why instead of answering something not correct. If you don't know the answer to a question, please don't share false information.
What is Pneumococcal vaccine is given in - and explain in detail?
Bacterial pneumonia caused commonly by Streptococcus pneumonia is seen with increased incidence in HIV infected patients.So polysaccharide vaccine is used in HIV individuals who us in high risk of exposure. Reference Harrison20th edition pg 1056