For alle 3 doser PROCOMVAX fandtes ikke nogen væsentlige forskelle i hyppigheden af bivirkninger mellem PROCOMVAX og de monovalente vacciner Merck PRP- OMPC vaccine og Merck Hepatitis B (rekombinant) vaccine.
Across all three doses of PROCOMVAX, there were no significant differences in the frequency of adverse experiences between PROCOMVAX and the monovalent vaccines Merck PRP- OMPC Vaccine and Merck Hepatitis B (Recombinant) Vaccine.