Drugs / Ty21a

Trials 5 · a red edge is where a trial was stopped

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PhaseRegistry idDatesIndicationSponsorStatusOutcome
Phase 02 trials
Phase 0 NCT04543877 Sep 2022 → Jun 2025 typhoid fever USDA, Western Human Nutrition Research Center Completed No outcome recorded
Phase 0 NCT04083950 Dec 2019 → Jan 2022 overdue typhoid fever USDA, Western Human Nutrition Research Center Active not recruiting No outcome recorded
Phase 11 trial
Phase 1 NCT03421236 Feb 2018 → Dec 2021 non-invasive bladder urothelial carcinoma Patrice Jichlinski Unknown No outcome recorded
Phase 21 trial
Phase 2 NCT01405521 Oct 2011 → Dec 2015 typhoid fever University of Oxford Completed No outcome recorded
Phase 41 trial
Phase 4 NCT03970304 Oct 2013 → Aug 2027 expected typhoid fever University of Maryland, Baltimore Active not recruiting No outcome recorded

Evidence & citations 5 cited values

Every value below carries the sentence it was read from. 8 sources stand behind the page.

FieldValueCited text
Known as Ty21a “The licensed Ty21a vaccine strain of S. enterica Typhi is routinely used by travelers to countries where typhoid is common.” NCT04083950
4

“Oral typhoid vaccine Ty21a confers a moderate level of long-lived protection (5-7 years) in the field.” PMID 32098623 Feb 2020

NCT03421236

NCT01405521

NCT04543877

Known as Ty21a Typhoid Oral Vaccine Ty21a Typhoid Oral VaccineNCT03970304
1

Ty21a Typhoid Oral VaccineNCT04083950

Known as Vivotif “intravesical instillation of Ty21a/Vivotif, the oral vaccine against typhoid fever” PMID 36212980 Oct 2022
Modality Vaccine “Ty21a vaccine recipients” PMID 27533046 Aug 2016
Route Oral “3 oral doses” NCT01405521