This research investigates post-vaccination symptoms in adults following Covishield immunization in individuals aged 18 and above. The objective of the study is to comprehensively evaluate the prevalence and nature of adverse events associated with Covishield, a pivotal aspect in ensuring the vaccine's safety and efficacy. Utilizing realworld data, the research explores the spectrum of symptoms experienced by participants after vaccination, shedding light on the frequency and severity of reactions, with a particular focus on diverse demographic factors that may influence individual responses. Drawing on the insights gained from this study, it contributes valuable information to the broader discourse on vaccine safety and aids in refining strategies for effective immunization programs