Cholecalciferol and Flu Vaccine in Treating Healthy Participants
Immune Responses to Influenza Vaccine Among Healthy Employees Working at Roswell Park Cancer Institute and the Relationship to Vitamin D Status
Sponsor: National Cancer Institute (NCI)
Terminated
low accrual
Other terminated trials from National Cancer Institute (NCI)
Other Healthy, no Evidence of Disease trials with similar outcome
This NA trial investigates Healthy, no Evidence of Disease and is currently terminated or withdrawn. National Cancer Institute (NCI) leads this study, which shows 7 recorded versions since 2011 — indicating limited longitudinal coverage. The change history captured here reflects the iterative nature of clinical trial conduct.
Status Flow
Change History
7 versions recorded-
Sep 2024 — Present [monthly]
Terminated NA
-
Jul 2024 — Sep 2024 [monthly]
Terminated NA
-
Dec 2021 — Jul 2024 [monthly]
Terminated NA
-
Jan 2021 — Dec 2021 [monthly]
Terminated NA
-
Apr 2020 — Jan 2021 [monthly]
Terminated NA
▶ Show 2 earlier versions
-
Jun 2018 — Apr 2020 [monthly]
Terminated NA
-
Jan 2017 — Jun 2018 [monthly]
Terminated NA
First recorded
Oct 2011
Trial started
Per CT.gov start date — pre-dates our first snapshot
Eligibility Summary
No eligibility information available.
Contact Information
- National Cancer Institute (NCI)
- Roswell Park Cancer Institute
For direct contact, visit the study record on ClinicalTrials.gov .