| Active Not Recruiting | A Study on the Immune Response and Safety of a Vaccine Against N. Meningitidis Serogroup B Infection in Health NCT06113198 | GlaxoSmithKline | Phase 4 |
| Unknown | Immunogenicity and Safety of Meningococcal ACYW135 Polysaccharide Conjugate Vaccine in Volunteers Aged From 3 NCT05252715 | Beijing Zhifei Lvzhu Biopharmaceutical Co., Ltd | Phase 3 |
| Active Not Recruiting | Safety, Tolerability, and Immunogenicity of MenABCWY Administered on Different Dosing Schedules in Healthy Ado NCT05087056 | GlaxoSmithKline | Phase 2 |
| Terminated | Long-term Sequelae of Childhood Meningitis and Meningococcal Purpura Fulminans NCT04685850 | Centre Hospitalier Intercommunal Creteil | — |
| Completed | A Human Controlled Infection Study with Neisseria Lactamica in Malian Adults NCT04665791 | Center for Vaccine Development - Mali | N/A |
| Completed | Immunogenicity and Safety Study of GSK's MenABCWY Vaccine in Healthy Adolescents and Adults Previously Primed NCT04707391 | GlaxoSmithKline | Phase 3 |
| Unknown | A Phase III Clinical Trial of the Group A and C Meningococcal Polysaccharide Vaccine NCT04689191 | Wei Cun | Phase 3 |
| Unknown | A Phase III Clinical Trial of the Group A Meningococcal Polysaccharide Vaccine NCT04689165 | Wei Cun | Phase 3 |
| Withdrawn | Ciprofloxacin for the Prevention of Meningococcal Meningitis 2018 NCT03431675 | Epicentre | Phase 4 |
| Unknown | Evaluation of Safety and Immunogenicity of Meningococcal B and Meningococcal ACWY Vaccine in at Risk Populatio NCT03682939 | St George's, University of London | Phase 4 |
| Completed | Immunogenicity and Safety of Meningococcal ACYW135 Polysaccharide Conjugate Vaccine in Volunteers Aged From 3 NCT05229536 | Beijing Zhifei Lvzhu Biopharmaceutical Co., Ltd | Phase 2 |
| Completed | A Study to Investigate the Safety and Immunogenicity of Different Formulations of GSK Biologicals' Meningococc NCT03433482 | GlaxoSmithKline | Phase 2 |
| Completed | Study to Assess Potential Immune Interference When GlaxoSmithKline (GSK) Biologicals' MenABCWY Vaccine is Admi NCT03587207 | GlaxoSmithKline | Phase 2 |
| Completed | High and Low Resource Interventions to Promote HPV Vaccines NCT03824093 | Children's Mercy Hospital Kansas City | N/A |
| Completed | A Sourcing Study to Collect Human Blood Samples From Healthy Adults NCT03493919 | GlaxoSmithKline | Phase 4 |
| Completed | Clinical Study of Meningococcal ACYWX Conjugate Vaccine, in 12-16 Month Olds NCT03295318 | Serum Institute of India Pvt. Ltd. | Phase 2 |
| Completed | Petechiae In Children (PIC) Study: Defining A Clinical Decision Rule for The Management Of Fever and Non-Blanc NCT03378258 | Belfast Health and Social Care Trust | — |
| Completed | Ciprofloxacin for the Prevention of Meningococcal Meningitis NCT02724046 | Epicentre | Phase 4 |
| Terminated | A Study Assessing Colonisation & Immunogenicity After Nasal Inoculation With N. Lactamica and Eradication on D NCT03549325 | University Hospital Southampton NHS Foundation Trust | N/A |
| Completed | Immunogenicity and Safety of a Meningococcal Conjugate Vaccine Given Concomitantly With Other Vaccines in Todd NCT03205371 | Sanofi Pasteur, a Sanofi Company | Phase 3 |
| Unknown | Safety Study of Meningococcal ACYW135 Polysaccharide Conjugate Vaccine in Healthy Volunteers Aged Above 3 Mont NCT02878291 | Beijing Zhifei Lvzhu Biopharmaceutical Co., Ltd | Phase 1 |
| Completed | A Global Phase 3 Safety Study of 120 mcg rLP2086 Vaccine in Adolescents and Young Adults Aged 10 to 25 Years NCT01352793 | Pfizer | Phase 3 |
| Completed | Study Evaluating Safety And Tolerability Of Meningococcal B Rlp2086 Vaccine In Healthy Adults NCT00879814 | Pfizer | Phase 1 |
| Completed | A Study Evaluating Safety And Immunogenicity Of Meningococcal B Rlp2086 Vaccine In Adolescents NCT00808028 | Pfizer | Phase 2 |
| Terminated | Study Evaluating Safety, Tolerability, and Immunogenicity of Meningococcal B Vaccine in Healthy Infants NCT00798304 | Pfizer | Phase 2 |
| Completed | Safety And Blood Collection Study Of Meningococcal B Rlp2086 Vaccine In Adults NCT00780806 | Wyeth is now a wholly owned subsidiary of Pfizer | Phase 1 / Phase 2 |
| Completed | A Study to Evaluate Safety and Immune Response of Novartis Meningococcal ACWY Vaccine In Infants NCT00474526 | Novartis Vaccines | Phase 3 |
| Completed | RotaTeq® and Meningococcus C Vaccine in Healthy Infants (V260-016) NCT00443846 | Merck Sharp & Dohme LLC | Phase 3 |
| Completed | Study Evaluating the Safety, Immunogenicity and Tolerability of Meningococcal Group B Vaccine in Healthy Adult NCT00297687 | Wyeth is now a wholly owned subsidiary of Pfizer | Phase 1 |
| Completed | Study of NeisVac-C Vaccine to Evaluate Immunological Interference With Hepatitis B, Inactivated Polio and Acel NCT00161928 | Pfizer | Phase 3 |
| Completed | Study Evaluating the Tolerance of Conjugate Meningococcal C Vaccine in Infants NCT00314041 | Wyeth is now a wholly owned subsidiary of Pfizer | Phase 2 |