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AVP-786-42.63 — Competitive Intelligence Brief
phase 3
Sigma-1 receptor agonist
Sigma-1 receptor
Neurology
Small molecule
Live · refreshed every 30 min
Target snapshot
AVP-786-42.63 (AVP-786-42.63) — Otsuka Pharmaceutical Development & Commercialization, Inc.. AVP-786 is a combination of deuterated dextromethorphan and quinidine that enhances sigma-1 receptor signaling to reduce neuroinflammation and neurodegeneration.
Comparator set (6 drugs)
| Drug | Generic | Sponsor | Phase | Class | Target | Approval / PDUFA |
|---|---|---|---|---|---|---|
| AVP-786-42.63 TARGET | AVP-786-42.63 | Otsuka Pharmaceutical Development & Commercialization, Inc. | phase 3 | Sigma-1 receptor agonist | Sigma-1 receptor | |
| QUINIDINE | QUINIDINE | marketed | sigma-1 receptor, NMDA receptor, CYP2D6 | 1950-01-01 | ||
| Dextromethorphan HBr | Dextromethorphan HBr | Galera Therapeutics, Inc. | marketed | NMDA receptor antagonist; sigma-1 receptor agonist | NMDA receptor; sigma-1 receptor | |
| placebo; diphenhydramine/phenylephrine/cocoa; dextromethorphan | placebo; diphenhydramine/phenylephrine/cocoa; dextromethorphan | Montefiore Medical Center | marketed | Combination cold and cough remedy | H1 receptor (diphenhydramine); alpha-1 adrenergic receptor (phenylephrine); sigma-1 receptor and NMDA receptor (dextromethorphan) | |
| diphenhydramine/phenylephrine/cocoa; placebo; dextromethorphan | diphenhydramine/phenylephrine/cocoa; placebo; dextromethorphan | Montefiore Medical Center | marketed | Combination cold/cough/allergy remedy | H1 histamine receptor (diphenhydramine); alpha-1 adrenergic receptor (phenylephrine); NMDA receptor and sigma-1 receptor (dextromethorphan) | |
| Dextromethorphan Oral Solution | Dextromethorphan Oral Solution | Helsinki University Central Hospital | marketed | Non-opioid antitussive | NMDA receptor antagonist; sigma-1 receptor | |
| Dextromethorphan hydrobromide with guaifenesin | Dextromethorphan hydrobromide with guaifenesin | Washington University School of Medicine | marketed | Antitussive/expectorant combination | Sigma-1 receptor, NMDA receptor (dextromethorphan); non-specific expectorant mechanism (guaifenesin) |
Recent regulatory actions (last 90 days)
Upcoming PDUFA dates (next 180 days)
Patent timeline (forward window)
Sponsor landscape (Sigma-1 receptor agonist class)
- Otsuka Pharmaceutical Development & Commercialization, Inc. · 3 drugs in this class
- Anavex Life Sciences Corp. · 2 drugs in this class
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Cite this brief
Drug Landscape (2026). AVP-786-42.63 — Competitive Intelligence Brief. https://druglandscape.com/ci/avp-786-42-63. Accessed 2026-05-17.
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