text: <unk>  is a vaccine against hepatitis A and hepatitis B.<unk>  is administered over three doses.
  The name was created because it is a mixture of two earlier vaccines - Havrix, an inactivated-virus Hepatitis A vaccine, and ENGERIX-B, a recombinant Hepatitis B vaccine.
  The CDC reports that clinical trials found the following levels of protection against Hep A and Hep B one month after each dose:
  A: 93.8% 98.8% 99.9%
  B: 30.8% 78.2% 98.5%
  GlaxoSmithKline claims that its studies found 70% of subjects had antibodies against hepatitis B a month after just the first dose, however.<unk> , HAVRIX and ENGERIX-B are registered trademarks of
  GlaxoSmithKline; if the same vaccine is available from others, it will have another name.
option_0: Twinrix
option_1: Ancrod
option_2: Carbuncle
option_3: Electron shell
option_4: Antineoplaston
option_5: Heptenophos
option_6: Stereocenter
option_7: Labeltemplate