Safety and Tolerability

The safety of Nimenrix presented in the table below is based on two clinical study datasets as follows:1

  • A pooled analysis of data from 9,621 subjects administered a single dose of Nimenrix. This total included 3,079 toddlers (12 months to 23 months), 909 children between 2 and 5 years of age, 990 children between 6 and 10 years of age, 2,317 adolescents (11 to 17 years) and 2,326 adults (18 to 55 years).
  • Data from a study in infants aged 6 to 12 weeks at the time of the first dose (Study MenACWY-TT-083), 1,052 subjects received at least one dose of a primary series of 2 or 3 doses of Nimenrix and 1,008 received a booster dose at approximately 12 months of age.

Safety data have also been evaluated in a separate study, in which a single dose of Nimenrix was administered to 274 individuals aged 56 years and older.

Summary of adverse reactions by system organ class1

Very Common: (≥1/10)
Common: (≥1/100 to <1/10)
Uncommon: (≥1/1,000 to <1/100)
Rare: (≥1/10,000 to <1/1,000)
Very rare: (<1/10,000)


  • Hypersensitivity to the active substances or to any of the excipients

Warnings and precautions1

  • Nimenrix® should not be administered intravascularly, intradermally or subcutaneously.



  1. Nimenrix® Summary of Product Characteristics. 

Legal Category: S1A

PP-NIM-IRL-0020 Preparation Date July 2022

Nimenrix® can be ordered directly from us: 1800 249 349

View Summary of Product Characteristics