Live from ClinicalTrials.gov + Open Targets, fetched 2026-11-12 00:42 UTC. Every row links to its source record.
Postmortem · what the sponsor and named sources said, kept apart from what merely happened at the same time
DYNAMIC Study (DoxycYcliNe AMbulatoIre COVID-19)
NCT04371952 · Nantes University Hospital · PHASE3 · withdrawn · last registry update 2022-04-20 · Decision brief
No research has been run for this trial yet, so only the registry's own reason and the timeline are shown.
What was said, and by whom
Stated is the sponsor's own words; Reported is a named third party. The category is our label from a fixed list; the quote is the evidence.
| Kind | Quote | Our category | Source |
|---|---|---|---|
| Stated | “withdrawal due to the evolution of the epidemic, the arrival of vaccination and because the associated centres could no longer commit to the number of inclusions requested” | – | Registry record, Nantes University Hospital |
Also happening at the time. Not shown to be a cause.
Registry events on other trials of drugs against MMP7 within 12 months either side of this trial's last update, live from ClinicalTrials.gov. Nothing here was stated as a reason.
- 2023-04-03Results posted on the registry: Michigan State University, Doxycycline Hyclate (NCT05399290)
- 2023-02-01Phase 3 first posted: Zagazig University, Intralesional Sodium stibogluconate + Intralesional Voriconazole (NCT05708625)
- 2023-01-10Phase 3 first posted: Monash University, trimethoprim-sulfamethoxazole (co-trimoxazole) + amoxycillin/clavulanic acid and ciprofloxacin (NCT05678621)
- 2022-12-09Results posted on the registry: Galderma R&D, Adapalene 0.3% / benzoyl peroxide 2.5% emulsion gel + Oral doxycycline hyclate (NCT02899000)
- 2022-07-26Phase 3 first posted: National University Hospital, Singapore, Doxycycline + Placebo (NCT05473520)
- 2022-07-20Results posted on the registry: University of California, Los Angeles, Doxycycline (NCT04167085)
- 2022-07-18Also stopped (withdrawn): Health Clinics Limited, Metabolic treatment (NCT02201381)
- 2022-07-08Phase 3 first posted: Cairo University, a drug against MMP7 (NCT05448937)
- 2022-06-01Also stopped (terminated): Wolfson Medical Center, amoxicillin, metronidazole and doxycycline + amoxicillin and doxycyclin (NCT03986996)
- 2022-05-31Also stopped (terminated): Radboud University Medical Center, Doxycycline + Trimethoprim (NCT03173053)
- 2022-05-31Phase 3 first posted: Hospital General de Mexicali, Azithromycin + Doxycycline + Placebo + Doxycycline (NCT05398055)
- 2022-05-10Results posted on the registry: Galderma R&D, Trifarotene cream + Doxycycline hyclate (NCT04451330)
- 2022-04-25Phase 3 first posted: Journey Medical Corporation, DFD-29 + Doxycycline (NCT05343455)
- 2022-03-25Phase 3 first posted: Journey Medical Corporation, DFD-29 + Doxycycline (NCT05296629)
- 2022-02-11Results posted on the registry: Medstar Health Research Institute, Azithromycin + Doxycycline (NCT02756403)
- 2021-12-15Phase 3 first posted: Assiut University, Doxycycline 100 mg Oral Tablet + Prednisolone 20 mg (NCT05157412)
- 2021-11-26Results posted on the registry: University of Maryland, Baltimore, Doxycycline + Placebo (NCT01756833)
- 2021-10-12Phase 3 first posted: Tourcoing Hospital, Reduction in the duration of antibiotic therapy 3 weeks or 6 weeks (NCT05074147)
- 2021-08-02Also stopped (terminated): Cadrock Pty. Ltd., Doxycycline Capsule + Azithromycin Capsule (NCT03618108)
- 2021-06-30Results posted on the registry: Emergent BioSolutions, Ciprofloxacin 500Mg Tablet + Doxycycline 100Mg Tablet (NCT04067011)
- 2021-06-23Results posted on the registry: Radboud University Medical Center, Doxycycline + Placebo (NCT01318356)
- 2021-04-27Also stopped (terminated): Rochester General Hospital, Doxycycline monohydrate (NCT02341209)
What is not public
- Internal portfolio and board discussions
- Unpublished trial data and interim analyses
- Terms of any partner or licence decision