Hepatitis A

Adults who are at increased risk of hepatitis A infection or its complications

Two doses, six-12 months apart if using HAVRIX OR six months apart if using VAQTA

Travelers to countries where the disease is common should get the first dose at least four weeks prior to departure.

Hepatitis B

Adults who are at increased risk of hepatitis B infection or its complications

Three doses, with at least four weeks between doses one and two, and two months between doses two and three; overall, there must be at least four months between doses one and three.

Influenza

Adults who are 65 years and older; also recommended for people younger than 65 who have medical problems (e.g., heart disease, lung disease, diabetes, immunosuppression and other chronic conditions) and for others who work or live with high-risk individuals

One dose annually. To maximize protection, October through November is the optimal time to receive the vaccine, but it can be given at any time during the influenza season.

Measles, Mumps, Rubella (MMR)

Adults in high-risk groups, such as health care workers, college students, and international travelers.

Note: Adults born before 1957 are usually considered immune, but proof of immunity should be considered for health care workers. Birth before 1957 is not acceptable evidence of rubella immunity for women who could become pregnant.

One dose **

Two doses, at least four weeks apart **

Pneumococcal

Adults 65 years of age and older; also recommended for people younger than 65 who have chronic illnesses (such as those listed for influenza) and those with kidney disorders and sickle cell anemia

One dose, given at any time of the year

Revaccination is recommended five years later for people at highest risk of fatal pneumococcal infection, or if the first dose was given prior to age 65.

Tetanus- Diphtheria (Td)

Adults who have not received the primary series of three doses

Three doses, with second dose four to six weeks after first dose and third dose six to 12 months after second dose

A booster dose is needed every 10 years.

Varicella

Adults who have no history of chickenpox

Two doses, with second dose at least four weeks after first dose.**