ACWY is a lyophilized preparation of purified polysaccharides f
(meningococcus) of groups A, C,
It is presented as a white pellet in a glass vial together with a separate vial of clear, colourless, sterile
A/C/Y/W-135, Meningococcal Polysaccharide Vaccine, Groups A, C, Y and W-135 Combined, for subcutaneous use,
is a freeze-dried preparation of the group-specific polysaccharide antigens from
Group A, Group C, Group
and Group W-135.