Can hepatitis a be prevented?

HAV vaccine. Yes, hepatitis a can be prevented by a vaccine and there are immunoglobulins available to prevent disease after exposure.
Yes. There is a vaccine against hepatitis a, given in 2 doses, separated by at least 6 months.

Related Questions

How can hepatitis b be prevented?

Vaccine, avoid risk. Vaccination is now standard for health care workers, and pediatric vaccines. This should decrease risk from needle stick injuries and sexual transmission. Avoid risk: don't shoot drugs, or snort them. Condoms also help decrease risk of transmission of hep b and other stds main risk is from birth in endemic regions (exposure to infected mother's blood); infants get Immune Globulin and vaccin. Read more...

Besides washing my hands, what are other ways to prevent hepatitis a?

Yes. Wash your hands, cook everything you eat thoroughly, and if you're in a foreign country, drink bottled water only. Be suspect of anything from a street vendor. Read more...
Yes. Vaccination. Wash food. Be wary when traveling. Read more...

If immune globulin is given one week in advance of exposure will it prevent hepatitis a?

Depends on dose. Immunoglobulin preparations are not checked if they have protective level antibodies anti-hepatitis a. Assuming that most blood donors have enough antibodies anti-hepatitis a, the immunoglobulin preparations should also have enough to neutralize a potential infection. However, this is especulation and it is possible that there could be enough viruses to overcome the neutralzing antibodies received. Read more...

Can getting the Hepatitis A vaccine or immunoglobulin two weeks after exposure still prevent infection even if you're already testing positive for igm?

Hepatitis A. If you are developing igM antibodies two wks after exposure you are infected, and although immunoglobulin might provide added antibody protection, the vaccine would be superfluous. Not everybody who is infected with this virus actually develops symptoms and the overwhelming majority of patients recover uneventfully. Best wishes. Read more...