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Safety and Immunogenicity of adenovirus vector COVID-19 vaccines for radiotherapy patients in Thailand

Safety and Immunogenicity of adenovirus vector COVID-19 vaccines for radiotherapy patients in Thailand

Status
Recruiting
Phases
Unknown
Study type
Observational
Source
TCTR
Registry ID
TCTR20210921002
Enrollment
120
Registered
2021-09-21
Start date
2021-09-06
Completion date
Unknown
Last updated
2026-08-03

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

What are the immunization and safety effects of the COVID-19 adenovirus vector Astrazenaca vaccine in irradiated patients in Thailand? radiation, covid-19, vaccine

Interventions

Participants recieved AstraZeneca vaccine and were taken a blood sample 5 times
Health Services Research
RT CU aztrazeneca

Sponsors

King Chulalongkorn Memorial Hospital
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to No maximum

Inclusion criteria

Inclusion criteria: 1) Age greater than or equal to 18 years 2) ECOG Performance status 0-2 3) Well-controlled underlying disease 4) Life expectancy 6 months or more 5) was diagnosed with a solid cancer or a tumor that requires radiation therapy or radiation in combination with chemotherapy drugs with at least 10 radiation plans 6) Voluntarily receive the Astrazeneca COVID-19 vaccine. 7) Voluntarily join the program with written consent.

Exclusion criteria

Exclusion criteria: 1) Immunodeficiency conditions such as HIV infection or congenital immunodeficiency syndrome 2) A history of COVID-19 infection or a nucleocapsid protein IgG antibodies test before the first dose of vaccination has a positive result indicating a natural infection. 3) There is a radiation plan for total body irradiation (TBI), total lymphoid irradiation (TLI), craniospinal irradiation (CSI). 4) Receive chemotherapy drugs taken before radiation within 4 weeks (induction or palliative chemotherapy). 5) have received radiation before (previous radiotherapy) 6) Pregnant women

Design outcomes

Primary

MeasureTime frame
antibody for spike protein at 12 months after end of the study antispike antibody testing

Secondary

MeasureTime frame
antibody for spike protein at 12 months after end of the study antispike antibody testing

Countries

Thailand

Contacts

Public ContactAnussara prayongrat

Ministry of Health

chulacancer@yahoo.com022564100

Outcome results

None listed

Source: TCTR (via WHO ICTRP) · Data processed: Aug 9, 2026