Controversies on vaccinations refer to two fundamentally different areas. The public contestation refers first of all to the objective need, efficiencies and the safety of vaccinations. Results of reliable research and their metaanalyses published over the recent years confirmed none of claimed by antivaccinists dispraise including causalities among the vaccination and the autism, autoimmune or allergic diseases. The second area, wherein one observes disagreements on the subject of vaccinations, is discussions on of the efficiency of each vaccine, schemata of vaccinations, or else economic advantages from their usage. Result these discussions is the progress in the optimization of schemata, efficiencies and safeties of vaccinations. The more and more greater attention it goes at the standardization of the definition of events and the supervision over undesirable connected symptoms with the usage of vaccinations.