The COVAX Maternal Immunization Working Group (MIWG): co-chaired by Drs. Flor M. Munoz (Baylor College of Medicine, USA) and Ajoke Sobanjo-ter Meulen (Bill & Melinda Gates Foundation, USA) includes a group of professionals with expertise in various aspects pertinent to maternal immunization, who represent diverse organizations, geographies, and settings. The aim of the MIWG is to enable the evaluation and utilization of COVID-19 vaccine candidates in pregnant and lactating women.

Co-Leads: Ajoke Sobanjo-Ter Meulen (BMGF), Flor Muñoz (Baylor College of Medicine) | List of members


COVAX > Clinical Development and Operation > Maternal Immunization > MI Vaccine Safety

MI Vaccine Safety


CDC Updated Recommendations from the Advisory Committee on Immunization Practices for Use of the Janssen (Johnson & Johnson) COVID-19 Vaccine After Reports of Thrombosis with Thrombocytopenia Syndrome Among Vaccine Recipients | 30 Apr2021 

COVID-19 Vaccine Janssen: EMA finds possible link to very rare cases of unusual blood clots with low blood platelets  | 20 Apr 2021

ACOG Statement on the Johnson & Johnson COVID-19 Vaccine | 13 Apr 2021

Joint CDC and FDA Statement on Johnson & Johnson COVID-19 Vaccine  | 13 Apr 21

MHRA issues new advice, concluding a possible link between COVID-19 Vaccine AstraZeneca and extremely rare, unlikely to occur blood clots  |  7 Apr 2021

Vaccine Pregnancy Registries

V-Safe  |  UKOSS  

Study Protocols

WHO: A prospective cohort study investigating maternal, pregnancy and neonatal outcomes for women and neonates infected with SARS-CoV-2 | 2 Dec 2020