A 1-year analysis of adverse events following COVID-19 vaccination in Lebanon: a retrospective study

Abstract Background Since the deployment of Coronavirus Disease 2019 (COVID-19) vaccines, skepticism about the safety, incidence, and severity of Adverse Events Following Immunization (AEFI) was a concern. The study has two main objectives. First, to analyze AEFIs following COVID-19 vaccines (Pfizer...

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Main Authors: Abeer Zeitoun, Souheil Hallit, Sirine Chehade, Aya Ibrahim, Maya Helali, Carla Allam, Rita Karam
Format: Article
Language:English
Published: Taylor & Francis Group 2023-02-01
Series:Journal of Pharmaceutical Policy and Practice
Subjects:
Online Access:https://doi.org/10.1186/s40545-023-00528-1
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author Abeer Zeitoun
Souheil Hallit
Sirine Chehade
Aya Ibrahim
Maya Helali
Carla Allam
Rita Karam
author_facet Abeer Zeitoun
Souheil Hallit
Sirine Chehade
Aya Ibrahim
Maya Helali
Carla Allam
Rita Karam
author_sort Abeer Zeitoun
collection DOAJ
description Abstract Background Since the deployment of Coronavirus Disease 2019 (COVID-19) vaccines, skepticism about the safety, incidence, and severity of Adverse Events Following Immunization (AEFI) was a concern. The study has two main objectives. First, to analyze AEFIs following COVID-19 vaccines (Pfizer-BioNTech, AstraZeneca, Sputnik, and Sinopharm) during the vaccination campaign in Lebanon and correlate them with age and gender. Second, to correlate Pfizer-BioNTech and AstraZeneca vaccines’ AEFI with the dose administered. Methods A retrospective study was carried out between February 14th, 2021, and February 14th, 2022. AEFI case reports received to the Lebanese Pharmacovigilance (PV) Program were cleaned, validated, and analyzed using SPSS software. Results A total of 6808 AEFI case reports were received to the Lebanese PV Program during the period of this study. Case reports were mostly received from females (60.7%) and from vaccine recipients aged 18–44 years. As for the vaccine type, AEFIs occurred more frequently with the AstraZeneca vaccine compared to the Pfizer-BioNTech vaccine. The latter had AEFIs mainly following dose 2, whereas AEFIs with the AstraZeneca vaccine were more frequently reported after dose 1, with general body pain being the most reported systemic AEFI with PZ (34.6%), while fatigue was the most reported AEFI with AZ vaccine (56.5%). Conclusions The AEFI reported with COVID-19 vaccines in Lebanon were aligned with those reported worldwide. The incidence of rare serious AEFIs should not discourage the public from getting vaccinated. Further studies are needed to evaluate their long-term potential risk.
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spelling doaj.art-cf56175753894c90aa05008c00966af82024-02-03T10:55:49ZengTaylor & Francis GroupJournal of Pharmaceutical Policy and Practice2052-32112023-02-0116111210.1186/s40545-023-00528-1A 1-year analysis of adverse events following COVID-19 vaccination in Lebanon: a retrospective studyAbeer Zeitoun0Souheil Hallit1Sirine Chehade2Aya Ibrahim3Maya Helali4Carla Allam5Rita Karam6Quality Assurance of Pharmaceutical Products Department, National Pharmacovigilance Program, Lebanese Ministry of Public HealthFaculty of Medicine and Medical Sciences, Holy Spirit University of KaslikQuality Assurance of Pharmaceutical Products Department, National Pharmacovigilance Program, Lebanese Ministry of Public HealthQuality Assurance of Pharmaceutical Products Department, National Pharmacovigilance Program, Lebanese Ministry of Public HealthQuality Assurance of Pharmaceutical Products Department, National Pharmacovigilance Program, Lebanese Ministry of Public HealthQuality Assurance of Pharmaceutical Products Department, National Pharmacovigilance Program, Lebanese Ministry of Public HealthQuality Assurance of Pharmaceutical Products Department, National Pharmacovigilance Program, Lebanese Ministry of Public HealthAbstract Background Since the deployment of Coronavirus Disease 2019 (COVID-19) vaccines, skepticism about the safety, incidence, and severity of Adverse Events Following Immunization (AEFI) was a concern. The study has two main objectives. First, to analyze AEFIs following COVID-19 vaccines (Pfizer-BioNTech, AstraZeneca, Sputnik, and Sinopharm) during the vaccination campaign in Lebanon and correlate them with age and gender. Second, to correlate Pfizer-BioNTech and AstraZeneca vaccines’ AEFI with the dose administered. Methods A retrospective study was carried out between February 14th, 2021, and February 14th, 2022. AEFI case reports received to the Lebanese Pharmacovigilance (PV) Program were cleaned, validated, and analyzed using SPSS software. Results A total of 6808 AEFI case reports were received to the Lebanese PV Program during the period of this study. Case reports were mostly received from females (60.7%) and from vaccine recipients aged 18–44 years. As for the vaccine type, AEFIs occurred more frequently with the AstraZeneca vaccine compared to the Pfizer-BioNTech vaccine. The latter had AEFIs mainly following dose 2, whereas AEFIs with the AstraZeneca vaccine were more frequently reported after dose 1, with general body pain being the most reported systemic AEFI with PZ (34.6%), while fatigue was the most reported AEFI with AZ vaccine (56.5%). Conclusions The AEFI reported with COVID-19 vaccines in Lebanon were aligned with those reported worldwide. The incidence of rare serious AEFIs should not discourage the public from getting vaccinated. Further studies are needed to evaluate their long-term potential risk.https://doi.org/10.1186/s40545-023-00528-1PharmacovigilanceCOVID-19 vaccinesAdverse event following immunizationSARS-CoV-2
spellingShingle Abeer Zeitoun
Souheil Hallit
Sirine Chehade
Aya Ibrahim
Maya Helali
Carla Allam
Rita Karam
A 1-year analysis of adverse events following COVID-19 vaccination in Lebanon: a retrospective study
Journal of Pharmaceutical Policy and Practice
Pharmacovigilance
COVID-19 vaccines
Adverse event following immunization
SARS-CoV-2
title A 1-year analysis of adverse events following COVID-19 vaccination in Lebanon: a retrospective study
title_full A 1-year analysis of adverse events following COVID-19 vaccination in Lebanon: a retrospective study
title_fullStr A 1-year analysis of adverse events following COVID-19 vaccination in Lebanon: a retrospective study
title_full_unstemmed A 1-year analysis of adverse events following COVID-19 vaccination in Lebanon: a retrospective study
title_short A 1-year analysis of adverse events following COVID-19 vaccination in Lebanon: a retrospective study
title_sort 1 year analysis of adverse events following covid 19 vaccination in lebanon a retrospective study
topic Pharmacovigilance
COVID-19 vaccines
Adverse event following immunization
SARS-CoV-2
url https://doi.org/10.1186/s40545-023-00528-1
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