| NCT Number | Conditions | Interventions | Sponsor/Collaborators | Phases | Start Date | Last Updated |
| NCT01433757 | DYT-1|Dystonia | Drug: Ampicillin|Drug: Sugar pill | University of Florida|Tyler's Hope for a Dystonia Cure, Inc | Phase 1 | 2011-09-01 | 2016-12-23 |
| NCT02427932 | Drug Metabolism During Pregnancy | Drug: Ampicillin|Drug: Ampicillin and Gentamicin|Drug: Gentamicin | Stanford University|David Drover, MD | Phase 4 | 2015-05-01 | 2015-11-10 |
| NCT01138852 | Surgical Site Infections | Drug: Ampicillin-sulbactam|Drug: Cefuroxime | Attikon Hospital | Phase 4 | 2004-07-01 | 2010-06-04 |
| NCT00887276 | Community Acquired Pneumonia | Drug: Moxifloxacin|Drug: Ampicillin;Amoxicillin | University of Ulm|CAPNETZ Stiftung | Phase 4 | 2008-11-01 | 2014-12-16 |
| NCT01189487 | Pneumonia, Bacterial | Drug: ampicillin sodium/sulbactam sodium | Pfizer | Phase 3 | 2010-10-01 | 2012-07-09 |
| NCT02007603 | Infection During Hemodialysis | Drug: Administration of Amoxicillin / clavulanic acid|Drug: Ampicillin / sulbactam|Procedure: Blooddraws for pharmacokinetic profiling | Medical University of Vienna | Phase 3 | 2013-08-01 | 2015-07-17 |
| NCT01793688 | Pneumonia|Lung Abscess|Peritonitis | Drug: Sulbactam Sodium (SBT)/Ampicillin Sodium (ABPC) | Pfizer | | 2013-03-01 | 2015-12-07 |
| NCT00952796 | Intra-abdominal Infection | Drug: moxifloxacin|Drug: ampicillin/sulbactam | Kaohsiung Medical University Chung-Ho Memorial Hospital | Phase 4 | 2009-01-01 | 2011-08-01 |
| NCT00879190 | Chorioamnionitis | Drug: Unasyn|Drug: Ampicillin/gentamicin | Stanford University | Phase 2|Phase 3 | 2009-05-01 | 2017-01-24 |
| NCT00368537 | Skin Diseases, Bacterial | Drug: Tigecycline|Drug: ampicillin-sulbactam | Wyeth is now a wholly owned subsidiary of Pfizer | Phase 4 | 2006-09-01 | 2012-08-08 |
| NCT00630513 | Intra-Abdominal Infection | Drug: Ertapenem|Drug: Ampicillin-Sulbactam | University of Bologna|St. Orsola Hospital | Phase 4 | 2008-01-01 | 2011-08-17 |
| NCT00137007 | Pneumonia | Drug: Azithromycin|Drug: Ampicillin/sulbactam | Pfizer | Phase 4 | 2003-11-01 | 2011-04-20 |
| NCT00002052 | HIV Infections|Salmonella Infections | Drug: Ceftriaxone sodium|Drug: Ampicillin sodium|Drug: Amoxicillin trihydrate | University of Southern California|NIH AIDS Clinical Trials Information Service | |
| 2005-06-23 |
| NCT00356148 | Breast Cancer | Drug: Ampicillin/Sulbactam | Marmara University | Phase 4 | 2003-10-01 | 2012-12-19 |
| NCT01045902 | Pneumonia, Aspiration|Lung Abscess | Drug: Avelox (Moxifloxacin, BAY12-8039)|Drug: Sulbactam/Ampicillin | Bayer | Phase 3 | 2001-02-01 | 2010-01-08 |
| NCT00727376 | Esophageal Cancer | | University of Louisville | | 2008-03-01 | 2011-08-04 |
| NCT01888822 | Cholelithiasis | Drug: Ciprofloxacin|Drug: Ampicillin-sulbactam|Drug: Placebo | University of Roma La Sapienza | Phase 4 | 2013-06-01 | 2016-04-23 |
| NCT00619580 | Positive E Coli Infections | | University of Pittsburgh | | 2008-02-01 | 2014-12-05 |
| NCT01678365 | Complicated Appendicitis | Drug: ceftriaxone, metronidazole/ampicillin, gentamicin, and metronidazole | HaEmek Medical Center, Israel | Phase 4 | 2008-07-01 | 2012-09-03 |
| NCT01551394 | Sepsis | Drug: Meropenem|Drug: Ampicillin + gentamicin or cefotaxime + gentamicin | PENTA Foundation|Chiesi Farmaceutici S.p.A. | Phase 3 | 2012-09-01 | 2015-02-12 |
| NCT01118403 | Ventilator Associated Pneumonia | Drug: Sultamicillin | Hospital Pablo Tobn Uribe | Phase 4 | 2011-03-01 | 2016-05-21 |
| NCT00044746 | Diabetes Mellitus|Diabetic Foot | Drug: Piperacillin/Tazobactam | Wyeth is now a wholly owned subsidiary of Pfizer | Phase 4 | 2000-10-01 | 2013-02-07 |
