Last reviewed · How we verify
long-lasting injectable naltrexone — Competitive Intelligence Brief
marketed
Opioid receptor antagonist
Opioid receptors (mu, delta, kappa)
Psychiatry / Addiction Medicine
Small molecule
Live · refreshed every 30 min
Target snapshot
long-lasting injectable naltrexone (long-lasting injectable naltrexone) — State University of New York - Upstate Medical University. Naltrexone is an opioid receptor antagonist that blocks the effects of opioids and reduces cravings for opioid use.
Comparator set (6 drugs)
| Drug | Generic | Sponsor | Phase | Class | Target | Approval / PDUFA |
|---|---|---|---|---|---|---|
| long-lasting injectable naltrexone TARGET | long-lasting injectable naltrexone | State University of New York - Upstate Medical University | marketed | Opioid receptor antagonist | Opioid receptors (mu, delta, kappa) | |
| Nalmefene HCl injection | Nalmefene HCl injection | Leiden University Medical Center | marketed | Opioid receptor antagonist | Mu, delta, and kappa opioid receptors | |
| Oral Naltrexone | Oral Naltrexone | New York State Psychiatric Institute | marketed | Opioid receptor antagonist | Opioid receptors (mu, delta, kappa) | |
| XR-NTX 380 mg, intramuscular injection | XR-NTX 380 mg, intramuscular injection | University of Pennsylvania | marketed | Opioid receptor antagonist | Mu opioid receptor (primary); delta and kappa opioid receptors | |
| Methylnaltrexone (MNTX) | Methylnaltrexone (MNTX) | Bausch Health Americas, Inc. | marketed | Peripheral mu-opioid receptor antagonist | Mu-opioid receptor (peripheral) | |
| Naltrexone Pill | Naltrexone Pill | Albert Einstein Healthcare Network | marketed | Opioid receptor antagonist | Opioid receptors (mu, delta, kappa) | |
| MOVANTIK™ (naloxegol) | MOVANTIK™ (naloxegol) | Massachusetts General Hospital | marketed | Peripheral opioid receptor antagonist | Mu-opioid receptor (peripheral) |
Recent regulatory actions (last 90 days)
Upcoming PDUFA dates (next 180 days)
Patent timeline (forward window)
Sponsor landscape (Opioid receptor antagonist class)
- Albert Einstein Healthcare Network · 1 drug in this class
- Cephalon · 1 drug in this class
- Leiden University Medical Center · 1 drug in this class
- New York State Psychiatric Institute · 1 drug in this class
- Paion UK Ltd. · 1 drug in this class
- Pocket Naloxone Corp · 1 drug in this class
- State University of New York - Upstate Medical University · 1 drug in this class
- Texas Tech University · 1 drug in this class
- The Scripps Research Institute · 1 drug in this class
- University of North Carolina, Chapel Hill · 1 drug in this class
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Cite this brief
Drug Landscape (2026). long-lasting injectable naltrexone — Competitive Intelligence Brief. https://druglandscape.com/ci/long-lasting-injectable-naltrexone. Accessed 2026-06-10.
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