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The effect of BNT162b2 SARS?CoV?2 mRNA vaccine on menstrual cycle symptoms in healthy women

Journal: Int J Gynaecol Obstet
Lead Author: Lessans, et al.
Original date of publication: 01/01/2023
Link: https://pmc.ncbi.nlm.nih.gov/articles/PMC9349849/

Summary Context

This study addresses the well known (but initially supressed) menstrual issues after vaccination. 38% of participants reported menstrual changes, and almost a quarter (23%) had irregular bleeding after vaccination with mRNA injections.

Comments

Women who had previously had children were more likely to experience irregular bleeding, 38% reported menstrual changes and 23% irregular bleeding post-injection.

Abstract or Results, Key Passages

“Our study shows relatively high rates of irregular bleeding and menstrual changes after receiving the SARS?CoV?2 mRNA BNT162b2 vaccine. “


Keywords: adverse eventscovid vaccinationfatigueJohnson & Johnsonmenstrual bleedingmenstrual cycleModernamRNAOxfordPfizer
Full Author List: Naama Lessans, Amihai Rottenstreich, Shira Stern, Adi Gilan, Tal D Saar, Shay Porat, Uri P Dior