Large US registry confirms safety of COVID-19 vaccines during pregnancy

Simon Collins, HIV i-Base

A large prospective case-control study that used a validated algorithm for pregnancy outcomes in more than 105,000 pregnancies reported no association between spontaneous abortion and recent mRNA vaccination against COVID-19 (within four weeks).

There date, published as a research letter in the journal JAMA, are important because of the higher risks of COVID-19 during pregnancy, including severe maternal mortality.


Kharbanda EO et al. pontaneous Abortion Following COVID-19 Vaccination During Pregnancy. Research letter. JAMA. doi:10.1001/jama.2021.15494. (8 September 2021).

This report was first published on 9 September 2021.

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