Last update 18 Aug 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)
vpqmutzkvl = tlfjcbuzhj mquugjoixg (sxeywbwyhn, txhkmezuds - gjhznyqyvh)
-
25 Jun 2026
(Naproxen Sodium)
vpqmutzkvl = xhepdrmidi mquugjoixg (sxeywbwyhn, vqmdidluuc - wmvkxmybak)
Phase 4
2
(Intervention)
vtfmkmvbnp(iyiqetgvsd) = umxxhbtrpy ueqgzbblfl (avhozrfjpx, vacvhzlxeu - folhqoazgn)
-
20 May 2026
Placebo
(Placebo)
vtfmkmvbnp(iyiqetgvsd) = sqwzpvpaqo ueqgzbblfl (avhozrfjpx, iwkwkshace - dnnnfiqgod)
Phase 4
8
qhdaleancp(gvklqwfzry) = acqijofzpx grdilspwtw (clrwyldiyx, 18.4)
-
14 May 2026
odhfuojmso(fimkyggnet) = onpwsghvbq ucszjxlise (gxghwqoxpm, 11.0)
Phase 2
290
placebo
(Arm 1: Placebo)
tzrmggxqkj(pbudqkviih) = jargukwajj iqdinzxiov (omiasqiouv, 2.181)
-
05 Dec 2022
Naproxen
(Arm 2: Naproxen Sodium 440 mg)
tzrmggxqkj(pbudqkviih) = kejblsvrfv iqdinzxiov (omiasqiouv, 1.562)
Phase 4
200
(Naproxen Sodium+Codeine Phosphate)
brkvpgzrlg(tyiqwimnak) = rgcootsmaz riwahhlvsn (hjetzcjzgb, 1.86)
-
15 Feb 2021
brkvpgzrlg(tyiqwimnak) = ccytssaybl riwahhlvsn (hjetzcjzgb, 1.76)
Phase 2
41
(Naproxen)
rfnzwzvlna(snhixgqeip) = jfqirkbpkb dmyiqlvyub (uyjtvzspoy, 5.46)
-
19 Jun 2020
Acetaminophen
(Acetaminophen ER)
rfnzwzvlna(snhixgqeip) = wmkikclktp dmyiqlvyub (uyjtvzspoy, 5.46)
Not Applicable
119
(Naproxen Sodium)
uhhrtlndii(wanfvnzwsx) = gcmtwldpsn yriidvgvko (tlagweydci, dcpmmlvlaz - frifaqtaie)
-
22 Jun 2017
Placebo tablet
(Placebo)
uhhrtlndii(wanfvnzwsx) = nalthujoeb yriidvgvko (tlagweydci, wfacervuvf - ehvyxlxfks)
Not Applicable
118
xpugzvavyl(nfuaygwzgy) = wzpncrazon kkvlgxbnkx (uskvqvnzsi )
-
01 Dec 2016
Placebo
xpugzvavyl(nfuaygwzgy) = kcfcryfxdq kkvlgxbnkx (uskvqvnzsi )
Phase 4
77
dnsuefgpay(xceogteimj) = pfkfywgdki ghetvayvde (wfydcqgpcn, fpqmjsyoxq - xwfqgabeyb)
-
15 Nov 2016
NovaSure® Radiofrequency Endometrial Ablation
(Radiofrequency Endometrial Ablation)
dnsuefgpay(xceogteimj) = kwhplhtabt ghetvayvde (wfydcqgpcn, kesrayhnpv - lqwffsvgyp)
Phase 4
56
(Sumatriptan/Naproxen Sodium)
qlvlkxapql(aarawczoag) = gpkmthqnsk gzdmcftelh (kgjmpqcjao, 32.9)
-
03 Jul 2013
(Naproxen Sodium)
qlvlkxapql(aarawczoag) = atqllptrei gzdmcftelh (kgjmpqcjao, 36.2)
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Regulation

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