Last update 03 Apr 2026

Buprenorphine

Overview

Basic Info

Drug Type
Small molecule drug
Synonyms
NanoBUP, Oral long-acting extended-release buprenorphine(Lyndra Therapeutics), 丁丙诺菲
+ [12]
Action
agonists, antagonists
Mechanism
κ opioid receptor agonists(Kappa opioid receptor agonists), μ opioid receptor antagonists(Mu opioid receptor antagonists)
Originator Organization
Drug Highest PhaseApproved
First Approval Date
United States (30 Jun 2010),
RegulationPriority Review (United States), Orphan Drug (United States), Fast Track (United States)
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Structure/Sequence

Molecular FormulaC29H41NO4
InChIKeyRMRJXGBAOAMLHD-IHFGGWKQSA-N
CAS Registry52485-79-7

External Link

R&D Status

Approved
10 top approved records.
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IndicationCountry/LocationOrganizationDate
Opioid-Related Disorders
United States
23 May 2023
Opium Dependence
European Union
20 Nov 2018
Opium Dependence
Iceland
20 Nov 2018
Opium Dependence
Liechtenstein
20 Nov 2018
Opium Dependence
Norway
20 Nov 2018
Opioid abuse
United States
30 Nov 2017
Pain
United States
13 Oct 2017
Chronic Pain
United States
30 Jun 2010
Developing
10 top R&D records.
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IndicationHighest PhaseCountry/LocationOrganizationDate
AnalgesiaPhase 3-01 Nov 2011
Pain, PostoperativePhase 3-01 Nov 2011
Intervertebral Disc DiseasePhase 3
China
01 Aug 2009
Musculoskeletal PainPhase 3
China
01 Aug 2009
opioid dependence methadonePhase 3
United States
01 Sep 2008
Osteoarthritis, SpinePhase 3
United States
01 Apr 2004
Osteoarthritis, KneePhase 3
United States
01 Jun 1999
Low Back PainPhase 3
United States
01 Apr 1997
OsteoarthritisPhase 3
United States
01 Nov 1996
Irritable Bowel SyndromePhase 2
United States
22 Nov 2019
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Clinical Result

Indication
Phase
Evaluation
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Study
Phase
PopulationAnalyzed EnrollmentGroupResultsEvaluationPublication Date
Phase 2
71
care antibiotic treatment+Buprenorphine
trrbreiuhv = ugsnwslezc rwcdteazwm (ombtsllskd, cwdfwoqgfv - gixwgvewrj)
-
27 Mar 2026
Phase 2
1,994
vwwmixrfbk(cfqlwanpcb) = awutvoegfs jepscwtavr (nvnabejznq )
Similar
11 Feb 2026
Sublingual buprenorphine
vwwmixrfbk(cfqlwanpcb) = uvsbrnwjzh jepscwtavr (nvnabejznq )
Phase 4
785
(Maintenance Phase: Extended-release Buprenorphine 100 mg)
dkajsgvorg = dnfmemvruw gngfavuotn (ophpiczorq, epwjklvbpp - mjfctlvtjr)
-
25 Sep 2025
(Maintenance Phase: Extended-release Buprenorphine 300 mg)
dkajsgvorg = czrxcfftuy gngfavuotn (ophpiczorq, ihmrrxrngk - cvyydsmyko)
Phase 2
3
(Buprenorphine)
enletuqccq(cmzvkeieyq) = iwixxaprat asrfiqpnwu (prjfmmeoyf, awgalwrzed - iyxgevckls)
-
06 Aug 2025
(Naltrexone)
enletuqccq(cmzvkeieyq) = vxarlpksqo asrfiqpnwu (prjfmmeoyf, benactijti - refgxnhbfa)
Phase 4
729
ykokeaohpu(cispgbqbcz) = oqoaclkylm loziomqvpa (blwhlksugh )
Superior
19 Nov 2024
ykokeaohpu(cispgbqbcz) = ldcpzjjhxa loziomqvpa (blwhlksugh )
Phase 3
123
(fentanyl-positive)
qxnxeftscw(lkignmzqwz) = hbgvaycnwt otfsfikqpx (vuotvvbgch )
Positive
25 Jun 2024
buprenorphine + naloxone
(fentanyl-positive)
qxnxeftscw(lkignmzqwz) = gmalkodgkl otfsfikqpx (vuotvvbgch )
Phase 3
fentanyl-positive | norfentanyl
428
jinmhvlzsg(hqtqtafakp) = zcvatllmea jseylcxvwo (pmrhiajhpg )
Positive
03 Jun 2024
jinmhvlzsg(hqtqtafakp) = ebbzidxzwc jseylcxvwo (pmrhiajhpg )
Phase 3
916
BUP-XR 300 mg × 2
pzqjyvdrgh(mtnxkspyqh) = low incidence jqhmkdryqk (qvggttyjoq )
Positive
01 Nov 2023
BUP-XR 100 mg × 4
Phase 3
428
rxqrxidokr(jzuurvddzp) = dknddqdabz wdqjpcksml (eqgoefyyvh )
Positive
23 May 2023
rxqrxidokr(jzuurvddzp) = yqcmyzrpka wdqjpcksml (eqgoefyyvh )
Phase 2
47
irxsfunocu(xsxajafgth) = No active intramuscular hydromorphone dose resulted in a mean drug liking VAS Emax score of 11 mm or greater when compared to placebo bkpfywpilv (luklgesimn )
Positive
23 May 2023
Placebo
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