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Doxycycline and Rifampin — Competitive Intelligence Brief
phase 3
Antibiotic combination
Bacterial 30S ribosome (doxycycline); bacterial RNA polymerase (rifampin)
Infectious Disease
Small molecule
Live · refreshed every 30 min
Target snapshot
Doxycycline and Rifampin (Doxycycline and Rifampin) — University of South Florida. Doxycycline and rifampin are a combination of two antibiotics that work synergistically to inhibit bacterial protein synthesis and RNA polymerase, respectively, to treat infections.
Comparator set (6 drugs)
| Drug | Generic | Sponsor | Phase | Class | Target | Approval / PDUFA |
|---|---|---|---|---|---|---|
| Doxycycline and Rifampin TARGET | Doxycycline and Rifampin | University of South Florida | phase 3 | Antibiotic combination | Bacterial 30S ribosome (doxycycline); bacterial RNA polymerase (rifampin) | |
| PPI-amoxicillin-clarithromycin | PPI-amoxicillin-clarithromycin | National Taiwan University Hospital | marketed | Antibiotic combination therapy with acid suppression | Helicobacter pylori (bacterial pathogen); PPI targets H+/K+-ATPase; amoxicillin targets bacterial cell wall; clarithromycin targets bacterial ribosome | |
| Cefazolin + Gentamicin | Cefazolin + Gentamicin | Mercy Health Ohio | marketed | Beta-lactam antibiotic + aminoglycoside antibiotic combination | Bacterial penicillin-binding proteins (cefazolin); bacterial 30S ribosomal subunit (gentamicin) | |
| BENZOYL PEROXIDE/ CLINDAMYCIN | BENZOYL PEROXIDE/ CLINDAMYCIN | Stiefel, a GSK Company | marketed | Topical antibiotic combination | Bacterial ribosome (clindamycin); reactive oxygen species generation (benzoyl peroxide) | |
| Vonoprazan + amoxicillin + clarithromycin | Vonoprazan + amoxicillin + clarithromycin | The Third Xiangya Hospital of Central South University | marketed | Proton pump inhibitor + antibiotic combination | H+ K+-ATPase (vonoprazan); bacterial cell wall and protein synthesis (amoxicillin and clarithromycin) | |
| Vonoprazan + amoxicillin | Vonoprazan + amoxicillin | The Third Xiangya Hospital of Central South University | marketed | Potassium-competitive acid blocker (PCAB) + beta-lactam antibiotic combination | H+/K+-ATPase (vonoprazan); bacterial cell wall peptidoglycan (amoxicillin) | |
| Intranasal Mupirocin and Topical Chlorhexidine | Intranasal Mupirocin and Topical Chlorhexidine | University of Maryland, Baltimore | marketed | Topical antibiotic combination | Bacterial isoleucyl-tRNA synthetase (mupirocin); bacterial cell membrane and proteins (chlorhexidine) |
Recent regulatory actions (last 90 days)
Upcoming PDUFA dates (next 180 days)
Patent timeline (forward window)
Sponsor landscape (Antibiotic combination class)
- Michael E. DeBakey VA Medical Center · 2 drugs in this class
- University of South Florida · 2 drugs in this class
- Halmstad County Hospital · 1 drug in this class
- Hospital General Universitario Elche · 1 drug in this class
- Hospital de Clinicas de Porto Alegre · 1 drug in this class
- McMaster University · 1 drug in this class
- Assistance Publique - Hôpitaux de Paris · 1 drug in this class
- Shanghai Jiao Tong University School of Medicine · 1 drug in this class
- The Cleveland Clinic · 1 drug in this class
- The Forsyth Institute · 1 drug in this class
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Cite this brief
Drug Landscape (2026). Doxycycline and Rifampin — Competitive Intelligence Brief. https://druglandscape.com/ci/doxycycline-and-rifampin. Accessed 2026-05-17.
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