Safety and Tolerability of AZD5148 in Japanese Participants
← catalyst calendarSponsored by AstraZeneca (industry) · AZN — their whole pipeline →.
Phase
Phase 1
Status
Completed
Study type
Interventional
Design
Randomized · Quadruple · Prevention
Enrollment
16actual
Sites
1
Country
Japan
Every value on this page is a field the sponsor filed with ClinicalTrials.gov, reproduced. Dates are their own estimates, revised as a study runs, unless the registry marks them actual. sources →
Source: ClinicalTrials.gov, retrieved 2026-08-19
Dates
each axis at the precision it was filed, with the registry's own basis| Date | Filed | Basis | What it is |
|---|---|---|---|
| Start | 2024-10-31 | actual | When the study began enrolling |
| Primary completion | 2025-12-25 | actual | The date the last participant is measured for the primary outcome — the readout window |
| Study completion | 2025-12-25 | actual | The whole study's end, after follow-up |
| First posted | 2024-10-15 | actual | When this record first appeared on the registry |
| Results posted | — | When the sponsor posted results to the registry | |
| Record updated | 2026-01-30 | actual | The sponsor's own last edit to this record — every projection above is as current as this date |
What it studies
Condition
- Clostridioides Difficile Infection
Interventions
- Drug: AZD5148
- Drug: Placebo
Primary outcomes
what the primary-completion date above is the date OFNumber of Japanese participants with adverse events (AEs).
measured From Randomization (Day -1 or Day 1) to Day 91
Number of participants with serious adverse events (SAEs)
measured From Screening (Day -28 to Day -2) to final Follow-up Visit (Day 361)
Number of participants with adverse events of special interest (AESIs)
measured From Randomization (Day -1 or Day 1) to final Follow-up Visit (Day 361)
Permalink · AZN's whole pipeline · Catalyst calendar · Every registered study · What changed