W and Y conjugate vaccine

Proof of concept study to assess the efficacy and safety of Danicopan (factor D inhibitor) in adult patients with chronic spontaneous urticaria resistant to H1-antihistamine treatment (DANICSU).

A parallel-group prevention, Phase II, partially blinded, multi-stage study to investigate the immunogenicity and safety of Pentavalent Meningococcal ABCYW Vaccine formulations compared with licensed meningococcal vaccines when administered alone in healthy children (2 to 9 years of age) or concomitantly with routine pediatric vaccines in toddlers (12 to 15 months of age) and infants (2 months of age).

A parallel-group, prevention, Phase III, modified double-blind, 2-arm, study to investigate the immunogenicity and describe the safety of a quadrivalent meningococcal conjugate vaccine (MenACYW conjugate vaccine) compared with Nimenrix® when administered in a 1+1 schedule in healthy infants and toddlers at 6 and 12 months of age

A Phase IIIb, Open-label, Multi-center Study to Evaluate the Immunogenicity and Safety of a Booster Dose and Describe the Immune Persistence of MenACYW Conjugate Vaccine with 5- and/or 10-year Booster Doses in Children and Adolescents who had been Primed with MenACYW Conjugate Vaccine as Toddlers