TheraRadar
Data updated: May 26, 2026

NUZYRA (omadacycline tosylate)

Trial Activity: Declining 1 active trials
Priority Review Fast Track
Infectious Disease Approved 2018-10-02

NUZYRA is indicated for the treatment of Community-Acquired Bacterial Pneumonia; Acute Bacterial Skin and Skin Structure Infections.

Source: FDA Label • PARATEK PHARMS • Tetracycline-class Antibacterial

How NUZYRA Works

Omadacycline is a protein synthesis inhibitor. It exerts its antibacterial effect by binding to the 30S ribosomal subunit of susceptible bacteria, thereby blocking the binding of aminoacyl-tRNA to the mRNA-ribosome complex. This prevents the addition of amino acids to the growing peptide chain, halting bacterial protein synthesis. It is designed to overcome the two main mechanisms of tetracycline resistance: ribosomal protection and efflux pumps.

Development Insights

Paratek Pharmaceuticals Inc conducting 7 trials (70%)
10 indications explored (Broad Platform)
community-acquired pneumonia (2 trials)
bacterial pneumonia (2 trials)
healthy volunteers (2 trials)
3
Indications
--
Phase 3 Trials
1
Priority Reviews
7
Years on Market

Details

Status
Prescription
First Approved
2018-10-02
Patent Cliff
2037

Pro Metrics

Patent cliff and revenue data

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Routes
INTRAVENOUS, ORAL
Dosage Forms
POWDER, TABLET

Companies

Active Ingredient: OMADACYCLINE TOSYLATE

NUZYRA Approval History

2019
2020
2021
2022
2023
2024
2025
2026
Original
New Indication
New Form
Label Update
20 FDA actions from 2018 to 2026 · 2 indication expansions
May 2026 SUPPL
Efficacy
Mar 2025 SUPPL
Label · Labeling
May 2021 SUPPL
Efficacy

What NUZYRA Treats

2 indications

NUZYRA is approved for 2 conditions since its original approval in 2018. These indications span multiple therapeutic areas including oncology, immunology, and more.

  • Community-Acquired Bacterial Pneumonia
  • Acute Bacterial Skin and Skin Structure Infections
Source: FDA Label

NUZYRA Competitive Set

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Three rings of competition based on shared molecular targets and treated indications.

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Filters applied: drops same-active-ingredient (505(b)(2) reformulations), route-mismatch (topical vs systemic), and cross-therapeutic-area matches in same-indication rings.

Drugs Similar to NUZYRA

3 of 8

FDA-approved drugs for similar conditions. Compare mechanisms and indications to understand treatment alternatives.

BAXDELA
DELAFLOXACIN MEGLUMINE
2 shared
MELINTA
Shared indications:
Acute Bacterial Skin and Skin Structure InfectionsCommunity-Acquired Bacterial Pneumonia
CEFTAROLINE FOSAMIL
CEFTAROLINE FOSAMIL
2 shared
Apotex
Shared indications:
Acute Bacterial Skin and Skin Structure InfectionsCommunity-Acquired Bacterial Pneumonia
TEFLARO
CEFTAROLINE FOSAMIL
2 shared
AbbVie
Shared indications:
Acute Bacterial Skin and Skin Structure InfectionsCommunity-Acquired Bacterial Pneumonia
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Clinical Trial Registry

9 trials
Trial Sponsor ID Phase Status Title
NCT04779242 results posted PTK0796-CABP-19302 Ph 3 completed Omadacycline vs. Moxifloxacin for the Treatment of Community-Acquired Bacterial Pneumonia
NCT06030219 G0505124 Ph 1 completed Microbiome Effect of Omadacycline on Healthy Volunteers
NCT06162286 public ZL-2401-004 Ph 3 recruiting A Phase 3b Randomized, Double-blind, Multi-center Study to Compare the Safety and Efficacy of Omadacycline to Moxifloxacin for Treating Adult Subjects With CABP
NCT04160260 results posted PTK0796-CABPPO-19109 Ph 1 completed Study to Evaluate the PK of PO Omadacycline in Adults With Community-Acquired Bacterial Pneumonia
NCT04144374 HHC-2019-0220 Ph 1 completed Omadacycline Tissue Penetration in Diabetic Patients With Wound Infections and Healthy Volunteers Via In Vivo Microdialysis
NCT03757234 results posted PTK0796-AP-17202 Ph 2 completed IV or IV/PO Omadacycline vs. IV/PO Levofloxacin for the Treatment of Acute Pyelonephritis
NCT02378480 results posted PTK0796-ABSI-1108 Ph 3 completed Omadacycline Versus Linezolid for the Treatment of ABSSSI (EudraCT #2013-003644-23)
NCT02531438 results posted PTK0796-CABP-1200 Ph 3 completed Omadacycline vs Moxifloxacin for the Treatment of CABP (EudraCT #2013-004071-13)
NCT02877927 results posted PTK0796-ABSI-16301 Ph 3 completed Oral Omadacycline vs. Oral Linezolid for the Treatment of ABSSSI
🔬

Active Pipeline

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Ongoing clinical trials by development phase

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Key Completed Trials

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Completed studies with published results, ranked by significance

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Trial Timeline

Full development history with FDA approval milestones

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Understanding FDA Approval Types
Count Type What it means
- ORIG Original approval - drug first enters market
- SUPPL - Efficacy New indication (new disease/condition approved)
- SUPPL - Labeling Label text changes (warnings, dosing updates)
- SUPPL - Manufacturing Production changes (new facility)
- SUPPL - Chemistry Formulation changes (new dosage strength)

Green lines in the timeline show ORIG and Efficacy approvals - the clinically meaningful milestones.

NUZYRA FDA Label Details

Indications & Usage

FDA Label (PDF)

NUZYRA is indicated for the treatment of Community-Acquired Bacterial Pneumonia; Acute Bacterial Skin and Skin Structure Infections.

View full patent landscape →
8 OB patents · 5 families · 244 international docs across 37 countries

NUZYRA Patents & Exclusivity

Latest Patent: Oct 2037
Exclusivity: Oct 2028

Patents (8 active)

US10383884 Expires Oct 31, 2037
US10835542 Expires Oct 31, 2037
US10111890 Expires Aug 3, 2037
US9314475 Expires Mar 18, 2031
US8383610 Expires Sep 23, 2030
US10124014 Expires Mar 5, 2029
US9724358 Expires Mar 5, 2029
US9265740 Expires Mar 5, 2029

Exclusivity

NCE Until Oct 2023
GAIN Until Oct 2028
NCE Until Oct 2023
GAIN Until Oct 2028
Source: FDA Orange Book

Pro Intelligence Preview

Deep insights for NUZYRA

Revenue Insights

  • Quarterly revenue tracking
  • Historical trend analysis

Patent Timeline

  • Cliff: 2037
  • 13 active patents

Trial Analysis

  • 10 total trials
  • Stage: Declining

Competitive Landscape

  • 8 similar drugs
  • Same target/indication analysis
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Full approval history • All patents • Revenue trends • Competitor analysis

Data Sources

Data sourced from official FDA and NIH databases. Click links to verify on original sources.

How We Calculate These Metrics

Trial Activity Stage

Measures the current development activity pattern based on trial phases, status, and trends. Important: This measures R&D activity, not commercial lifecycle.

Trial statuses: "Active" means recruiting or ongoing. "Completed" means reached planned endpoint. "Terminated" means stopped early—often due to safety, efficacy, or business reasons.

  • Growth: High proportion of early-phase trials (Phase 1/2), active development
  • Expansion: Significant Phase 3 activity, approaching or pursuing approvals
  • Mature: Substantial Phase 4 post-marketing studies
  • Stable: Mixed phase distribution, steady development
  • Declining: Low active trial ratio, reduced R&D investment