Vaccine

Varicella vaccine, also known as chickenpox vaccine, is a vaccine that protects against chickenpox. One dose of vaccine prevents 95% of moderate disease and 100% of severe disease. ... Either one or two doses of the vaccine is recommended.

Typhoid  Vaccine

Typhoid vaccines are vaccines that prevent typhoid fever. Several types are widely available: typhoid conjugate vaccine, Ty21a and Vi capsular polysaccharide vaccine. They are about 30 to 70% effective for the first two years depending on the specific vaccine in question.

The yellow fever vaccine is used to help prevent this disease in adults and children who are at least 9 months old. This vaccine works by exposing you to a small dose of the virus, which causes the body to develop immunity to the disease

Pertussis vaccine is a vaccine that protects against whooping cough (pertussis). There are two main types: whole-cell vaccines and acellular vaccines. ... The vaccine is only available in combination with tetanus and diphtheria vaccines.