Transient Menstrual Cycle changes Post Precautionary Dose Covid Vaccine in Indian Population

Abstract

Introduction: Increased reporting of menstrual disturbances Post Precautionary dose Covid Vaccine among peer
group and inadequate answers to questions pertaining to changes in menstruation after precautionary dose vaccine
was the rationale for conducting this study. The aim was to assess the influence of COVID-19 precautionary vaccine
on menstruation. Methodology: Study was performed using Menstruation -vac Questionnare. 198 participants
of which 114 were included in the age group of 19-45 years. Participants with prior menstrual irregularities
were excluded from the study. Results: The prevalence of changes in menstrual cycles post precautionary dose
vaccination was in 30.70%. In our study the prevalence of changes in menstrual cycles post- precautionary dose
vaccination was found to be 15.8%, 15.8%, 10.5%, 7.9%, 7% & 5.3% in 1st , 2nd, 3rd, 4th, 5th and 6th cycle respectively.
Conclusion: Menstrual changes post-vaccination were insignificant; however a trend towards transient changes
was observed returning to near normalcy after the 4th cycle post precautionary dose.