DrugEvidence

Diseases / Bacterial Infections

Bacterial Infections

Disease

Bacterial infections are illnesses caused by pathogenic bacteria invading tissues or organs. They range from mild localized infections to severe systemic disease and are typically treated with appropriate antibiotics when indicated.

Trials
583
Recruiting
45
Completed
382
With results
99

Last revised

Pipeline

Phase by status

PhaseRecruitingNot yetBy invitationActiveCompletedTerminatedWithdrawnSuspendedUnknownApproved for marketingTotal
Early Phase 1 1112 5
Phase 1 4293756 117
Phase 1/2 6222 12
Phase 2 21131232 42
Phase 2/3 112 4
Phase 3 215363 65
Phase 4 5113433 47
Not applicable 1121624222 104
Unknown 191331100911391 187

Trials started per year

2021
8
2022
29
2023
43
2024
27
2025
20
2026
16
2027
3

Conditions studied, by phase

ConditionEarly Phase 1Phase 1Phase 1/2Phase 2Phase 2/3Phase 3Phase 4Not applicableUnknownTotal
Bacterial Infections 5117124246547104187 583
Infections 4152891219 60
Virus Diseases 37825 43
Sepsis 1134526 40
Pneumonia 822210 24
Gram-Positive Bacterial Infections 25166 20
Mycoses 2112410 20
Urinary Tract Infections 1214327 20
Communicable Diseases 213553 19
Respiratory Tract Infections 1341235 19

Most active sponsors

#SponsorTrialsPhase 3
1GlaxoSmithKline350
2National Institute of Allergy and Infectious Diseases (NIAID)174
3Wyeth is now a wholly owned subsidiary of Pfizer155
4Pfizer134
5Qpex Biopharma, Inc.90
6Merck Sharp & Dohme LLC83
7Assistance Publique - Hôpitaux de Paris60
8Radboud University Medical Center60
9Emergent BioSolutions50
10Johnson & Johnson Pharmaceutical Research & Development, L.L.C.53

Most studied interventions

#InterventionTrials
1Linezolid14
2Vancomycin13
3Azithromycin12
4gepotidacin11
5Meropenem11
6Moxifloxacin10
7Aztreonam9
8Clindamycin9
913-valent pneumococcal vaccine8
10GSK13223228

Evidence

Results reported
25.9%99 of 382 completed
Published
10.5%40 of 382 completed
Primary endpoint met
92.2%71 of 77 analyses
Median months to report
12

Documents disclosed

Protocol available
50
Statistical analysis plan
52
PubMed citations
268

Trial profile

Median enrollment
107
Median duration
19months
Countries
86
Study sites
2882

Who is enrolled

Adults
498
Children
189
Older adults
400
Healthy volunteers
171

Median enrollment by phase

Early Phase 1
30
Phase 1
39
Phase 1/2
56
Phase 2
135
Phase 2/3
506
Phase 3
426
Phase 4
150
Not applicable
120
Unknown
196

Where trials run

United States
180
France
49
China
32
Australia
29
Italy
27
Germany
26
Netherlands
24
Brazil
21
United Kingdom
21
Canada
18

Busiest cities

#CityCountryTrials
1HoustonUnited States25
2New YorkUnited States25
3Los AngelesUnited States24
4BaltimoreUnited States23
5ChicagoUnited States23
6BostonUnited States20
7DetroitUnited States20
8PhiladelphiaUnited States20
9ColumbusUnited States19
10PittsburghUnited States19

Terminations

Terminated
34
Withdrawn
13
Suspended
1
Stopped for recruitment
1.9%11 of 583 trials

Stated reasons

Other / unclear
20
Recruitment
11
Business decision
6
Lack of efficacy
5
Funding
3
COVID-19
2
Regulatory
1

Reasons are grouped from the sponsor's own wording with a rule-based classifier; the original text is shown below.

Recently stopped

TrialStatusStated reasonStopped
NCT05914467 Terminated Terminated The intervention was deemed futile the intervention group, as TDM was not needed in patients with a 12mg/kg dose. In consultation with the METC and biostatistics it was decided to terminate the study early. 2026-02-20
NCT06418711 Terminated Terminated Futility 2025-11-10
NCT05269121 Withdrawn Withdrawn Sponsor Decision 2024-11-30
NCT05340257 Withdrawn Withdrawn Business Decision 2024-07-08
NCT05942820 Terminated Terminated CMC challenges 2024-02-15
NCT02655302 Terminated Terminated sponsor decision (COVID) 2023-09-13
NCT04783727 Terminated Terminated Change in WHO recommendations for standard of care (control arm); availability of new shorter treatment regimens for MDR-TB; war in Ukraine where two study sites are located; key trial team members left the team. 2022-11-01
NCT04280354 Terminated Terminated Recruitment failure 2022-07-31
NCT03143920 Terminated Terminated No funding to continue 2022-07-07
NCT04664075 Terminated Terminated The study failed to recruit sufficient number of participants. 2022-04-30

Trial records