Trends in co-administration of adult vaccinations in the US retail pharmacy setting
Background Evidence on trends in co-administration of vaccines among adults is limited. This study assessed monthly trends in co-administration of US Advisory Committee on Immunization Practices (ACIP) recommended vaccines in the retail pharmacy setting and evaluated commonly co-administered vaccine...
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| Format: | Article |
| Language: | English |
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Taylor & Francis Group
2025-12-01
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| Series: | Expert Review of Vaccines |
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| Online Access: | https://www.tandfonline.com/doi/10.1080/14760584.2025.2514517 |
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| author | Neha Agrawal Alon Yehoshua Jeffrey T. Vietri Tianyan Hu Taryn Pond Maria J. Tort Jingyan Yang Verna Welch Constantina Boikos Sen Deng Hao Zheng Anchita Goswami Manvi Sharma Reiko Sato |
| author_facet | Neha Agrawal Alon Yehoshua Jeffrey T. Vietri Tianyan Hu Taryn Pond Maria J. Tort Jingyan Yang Verna Welch Constantina Boikos Sen Deng Hao Zheng Anchita Goswami Manvi Sharma Reiko Sato |
| author_sort | Neha Agrawal |
| collection | DOAJ |
| description | Background Evidence on trends in co-administration of vaccines among adults is limited. This study assessed monthly trends in co-administration of US Advisory Committee on Immunization Practices (ACIP) recommended vaccines in the retail pharmacy setting and evaluated commonly co-administered vaccine combinations.Research design and methods This retrospective study used Adheris Pharmacy Dataset, including adults aged ≥ 19 years who received ≥ 1 vaccine from August 2018 to December 2023. Co-administration was defined as administration of > 1 vaccine on same day. Numbers and proportions of co-administrations were assessed by month of administration and age group. Five most commonly co-administered combinations of vaccines were identified between August 2022 and December 2023.Results Out of 161,415,432 visits with ≥ 1 vaccine administration 16,164,321 (10.0%) visits involved co-administration. Monthly co-administrations showed an upward trend from August 2018 (75,449 [11.6%]) to December 2023 (470,959 [24.0%]), with a peak in October 2023 (2,103,903 [32.6%]). Co-administration was considerably higher between September and November across the years and age groups. Influenza and COVID-19 vaccines were most commonly co-administered combination.Conclusions Most vaccination visits (~90%) were associated with single administrations, with 10% co-administrations. An increase in vaccine co-administrations was noted in 2022 and 2023 for all age groups compared to those between 2018–2021. |
| format | Article |
| id | doaj-art-578bd84ec55546d2a54f9cd1d2221a8d |
| institution | OA Journals |
| issn | 1476-0584 1744-8395 |
| language | English |
| publishDate | 2025-12-01 |
| publisher | Taylor & Francis Group |
| record_format | Article |
| series | Expert Review of Vaccines |
| spelling | doaj-art-578bd84ec55546d2a54f9cd1d2221a8d2025-08-20T02:32:33ZengTaylor & Francis GroupExpert Review of Vaccines1476-05841744-83952025-12-0124147047810.1080/14760584.2025.2514517Trends in co-administration of adult vaccinations in the US retail pharmacy settingNeha Agrawal0Alon Yehoshua1Jeffrey T. Vietri2Tianyan Hu3Taryn Pond4Maria J. Tort5Jingyan Yang6Verna Welch7Constantina Boikos8Sen Deng9Hao Zheng10Anchita Goswami11Manvi Sharma12Reiko Sato13Real World Evidence, Complete HEOR Solutions (CHEORS) LLC, Chalfont, PA, USAHTA, Value & Evidence, Pfizer Inc, Collegeville, PA, USAHTA, Value & Evidence, Pfizer Inc, Collegeville, PA, USAHTA, Value & Evidence, Pfizer Inc, Collegeville, PA, USAVaccines Medical & Scientific Affairs, Pfizer Inc, Collegeville, PA, USAVaccines Medical & Scientific Affairs, Pfizer Inc, Collegeville, PA, USAHTA, Value & Evidence, Pfizer Inc, Collegeville, PA, USAVaccines Medical & Scientific Affairs, Pfizer Inc, Collegeville, PA, USAVaccines Medical & Scientific Affairs, Pfizer Inc, Kirkland, Quebec, CanadaSales Brand Analytics, MedAdvisor Solutions, Woburn, MA, USASales Brand Analytics, MedAdvisor Solutions, Woburn, MA, USAReal World Evidence, Complete HEOR Solutions (CHEORS) LLC, Chalfont, PA, USAReal World Evidence, Complete HEOR Solutions (CHEORS) LLC, Chalfont, PA, USAHTA, Value & Evidence, Pfizer Inc, Collegeville, PA, USABackground Evidence on trends in co-administration of vaccines among adults is limited. This study assessed monthly trends in co-administration of US Advisory Committee on Immunization Practices (ACIP) recommended vaccines in the retail pharmacy setting and evaluated commonly co-administered vaccine combinations.Research design and methods This retrospective study used Adheris Pharmacy Dataset, including adults aged ≥ 19 years who received ≥ 1 vaccine from August 2018 to December 2023. Co-administration was defined as administration of > 1 vaccine on same day. Numbers and proportions of co-administrations were assessed by month of administration and age group. Five most commonly co-administered combinations of vaccines were identified between August 2022 and December 2023.Results Out of 161,415,432 visits with ≥ 1 vaccine administration 16,164,321 (10.0%) visits involved co-administration. Monthly co-administrations showed an upward trend from August 2018 (75,449 [11.6%]) to December 2023 (470,959 [24.0%]), with a peak in October 2023 (2,103,903 [32.6%]). Co-administration was considerably higher between September and November across the years and age groups. Influenza and COVID-19 vaccines were most commonly co-administered combination.Conclusions Most vaccination visits (~90%) were associated with single administrations, with 10% co-administrations. An increase in vaccine co-administrations was noted in 2022 and 2023 for all age groups compared to those between 2018–2021.https://www.tandfonline.com/doi/10.1080/14760584.2025.2514517Adult vaccinationImmunizationretail pharmacyvaccine co-administrationvaccine uptake |
| spellingShingle | Neha Agrawal Alon Yehoshua Jeffrey T. Vietri Tianyan Hu Taryn Pond Maria J. Tort Jingyan Yang Verna Welch Constantina Boikos Sen Deng Hao Zheng Anchita Goswami Manvi Sharma Reiko Sato Trends in co-administration of adult vaccinations in the US retail pharmacy setting Expert Review of Vaccines Adult vaccination Immunization retail pharmacy vaccine co-administration vaccine uptake |
| title | Trends in co-administration of adult vaccinations in the US retail pharmacy setting |
| title_full | Trends in co-administration of adult vaccinations in the US retail pharmacy setting |
| title_fullStr | Trends in co-administration of adult vaccinations in the US retail pharmacy setting |
| title_full_unstemmed | Trends in co-administration of adult vaccinations in the US retail pharmacy setting |
| title_short | Trends in co-administration of adult vaccinations in the US retail pharmacy setting |
| title_sort | trends in co administration of adult vaccinations in the us retail pharmacy setting |
| topic | Adult vaccination Immunization retail pharmacy vaccine co-administration vaccine uptake |
| url | https://www.tandfonline.com/doi/10.1080/14760584.2025.2514517 |
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