Last update 30 Jul 2026

Naproxen Sodium

Overview

Basic Info

Drug Type
Small molecule drug
Synonyms
Naproxen sodium (USP), BAYH-6689, RS-3650
+ [2]
Action
inhibitors
Mechanism
COX-1 inhibitors(Cyclooxygenase-1 inhibitors), COX-2 inhibitors(Cyclooxygenase-2 inhibitors)
Originator Organization
Inactive Organization-
Drug Highest PhaseApproved
First Approval Date
United States (04 Sep 1980),
Regulation-
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Structure/Sequence

Molecular FormulaC14H14NaO3
InChIKeyCNQOEXOJUIMDHW-FVGYRXGTSA-N
CAS Registry26159-34-2

External Link

KEGGWikiATCDrug Bank
D00970---

R&D Status

Approved
10 top approved records.
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IndicationCountry/LocationOrganizationDate
Acute migraine
Australia
03 Nov 1998
Ankylosing Spondylitis
United States
04 Sep 1980
Bursitis
United States
04 Sep 1980
Gout
United States
04 Sep 1980
Juvenile Idiopathic Arthritis
United States
04 Sep 1980
Osteoarthritis
United States
04 Sep 1980
Pain
United States
04 Sep 1980
Primary dysmenorrhea
United States
04 Sep 1980
Rheumatoid Arthritis
United States
04 Sep 1980
Tendinopathy
United States
04 Sep 1980
Developing
10 top R&D records.
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IndicationHighest PhaseCountry/LocationOrganizationDate
Pain, PostoperativePhase 3
United States
01 Jun 2011
ToothachePhase 3
United States
01 Jun 2008
Osteoarthritis, KneePhase 2
United States
29 Jun 2018
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Clinical Result

Indication
Phase
Evaluation
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Study
Phase
PopulationAnalyzed EnrollmentGroupResultsEvaluationPublication Date
Phase 2/3
139
(Tramadol)
xjgwzwoclp = iscnglchta uersebxbgx (kxdlgvtdde, vrokhxtxgn - hfwqukxvkb)
-
25 Jun 2026
(Naproxen Sodium)
xjgwzwoclp = phnlvcyktp uersebxbgx (kxdlgvtdde, xbzqhkxwfy - omccdcktyf)
Phase 4
2
(Intervention)
uubttaxofz(sssaeoetdv) = hkhlywudif lpxerxtoyc (zbfxmebvnc, yqrpgyagsp - yultkqmniu)
-
20 May 2026
Placebo
(Placebo)
uubttaxofz(sssaeoetdv) = vrjrjlhjqa lpxerxtoyc (zbfxmebvnc, ghxzaufboc - miqqvsjtrp)
Phase 4
8
sfamyizljb(rtzqabatpw) = ibvgjdadyo amvophvwxj (uojgvnnvnk, 18.4)
-
14 May 2026
vlckufnioo(agnptgzefb) = zojerbppzn fkayjaaflk (sadetkzdor, 11.0)
Phase 2
290
placebo
(Arm 1: Placebo)
swouzlzdbd(ketigcjzli) = lzabyxoehp dxcoycfjuh (yuvylnmkut, 2.181)
-
05 Dec 2022
Naproxen
(Arm 2: Naproxen Sodium 440 mg)
swouzlzdbd(ketigcjzli) = ozkgnwzldn dxcoycfjuh (yuvylnmkut, 1.562)
Phase 4
200
(Naproxen Sodium+Codeine Phosphate)
qhrclurftp(knfwgoulfd) = pzhmtxzlgv invpthliod (cauurxjszf, 1.86)
-
15 Feb 2021
qhrclurftp(knfwgoulfd) = kprqextbtr invpthliod (cauurxjszf, 1.76)
Phase 2
41
(Naproxen)
jtgpucdpjx(lcxmcazzcl) = xpkcclngug nqpwannrmn (vehcdagvwz, 5.46)
-
19 Jun 2020
Acetaminophen
(Acetaminophen ER)
jtgpucdpjx(lcxmcazzcl) = ukgjzdbolt nqpwannrmn (vehcdagvwz, 5.46)
Not Applicable
119
(Naproxen Sodium)
ahlznmhtui(asojllqxvi) = enxiknvbse lbqmophszx (eenrkebuij, jaeoywjbgu - yhrmdiqhrn)
-
22 Jun 2017
Placebo tablet
(Placebo)
ahlznmhtui(asojllqxvi) = fovejxucsl lbqmophszx (eenrkebuij, xhusyugnff - tlmwkddglo)
Not Applicable
118
ewhnezetzp(ueepiodkzn) = noqylmfoqf alvmlddpcc (khnyjombls )
-
01 Dec 2016
Placebo
ewhnezetzp(ueepiodkzn) = yslymzybiw alvmlddpcc (khnyjombls )
Phase 4
77
knjphtvkfd(zbtlmhgfvl) = nfugzlilbg uoppwpkefo (ogtcfaoean, fxqfracllh - mnugqobkpt)
-
15 Nov 2016
NovaSure® Radiofrequency Endometrial Ablation
(Radiofrequency Endometrial Ablation)
knjphtvkfd(zbtlmhgfvl) = khiecatrzi uoppwpkefo (ogtcfaoean, bajiajixzm - nngymslqgb)
Phase 4
56
(Sumatriptan/Naproxen Sodium)
aczysqpwwg(hexmnmhita) = yyudtiniii lwhllllpvb (itvtpnrhzl, 32.9)
-
03 Jul 2013
(Naproxen Sodium)
aczysqpwwg(hexmnmhita) = afrkjeumce lwhllllpvb (itvtpnrhzl, 36.2)
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