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The Side Effects and Adverse Clinical Cases Reported after COVID-19 Immunization
Roshina Rabail1, Waqar Ahmed1, Madiha Ilyas2
1National Institute of Food Science and Technology, University of Agriculture, Faisalabad 38000, Pakistan.
Vaccines
|April 23, 2022
Summary
COVID-19 vaccines are safe and effective, but side effects like pain, headache, and fatigue are common. DNA- and mRNA-based vaccines may have more persistent side effects than inactivated virus vaccines.
Area of Science:
- Immunology
- Public Health
- Vaccinology
Background:
- COVID-19 poses a significant global health threat, necessitating effective vaccination strategies.
- Public acceptance of COVID-19 vaccines hinges on understanding their efficacy and potential side effects.
- Vaccine safety research has expanded beyond manufacturer studies to include global survey-based data.
Purpose of the Study:
- To review and present the side effects (SEs) and their severity associated with different COVID-19 vaccine types.
- To analyze the prevalence and nature of localized and systemic SEs reported in vaccine recipients.
- To identify demographic factors influencing the occurrence and duration of vaccine-related SEs.
Main Methods:
- A comprehensive overview of 27 studies and 24 case reports published up to 2021.
- Analysis of reported localized and systemic side effects across various COVID-19 vaccine platforms (DNA, mRNA, protein, inactivated virus).
- Examination of demographic data (gender, age) in relation to side effect prevalence.
Main Results:
- Injection site pain was the most common localized side effect; headache and fatigue were the most prevalent systemic side effects.
- Most studies indicated overall vaccine safety with minimal adverse effects.
- DNA- and mRNA-based vaccines showed more persistent SEs, while inactivated viral vaccines were linked to longer-duration SEs.
- Side effects were more frequently reported in women and younger individuals.
Conclusions:
- COVID-19 vaccines are generally safe, with manageable side effects.
- Understanding the specific side effect profiles of different vaccine types is crucial for public confidence.
- Further research is needed to establish pathological links for documented adverse reactions following vaccination.
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