ClassID:

95427

C07D489/02 - CPC Classification

Classification description:

Heterocyclic compounds containing 4aH-8, 9 c- Iminoethano-phenanthro [4, 5-b, c, d] furan ring systems, e.g. derivatives of [4, 5-epoxy]-morphinan of the formula: with oxygen atoms attached in positions 3 and 6, e.g. morphine, morphinone

Sub-classes:
Recent Application in this class:
#1
20250320221
2025-10-16

NOVEL INTERMEDIATE, METHOD FOR PREPARING THE SAME AND APPLICATION THEREOF

#2
20250263419
2025-08-21

Preparation of Buprenorphine

#3
20250188090
2025-06-12

A METHOD FOR EXTRACTION OF ALKALOID

#4
20240240194
2024-07-18

TRANSCRIPTION FACTOR

#5
20230365578
2023-11-16

Process for preparing oxycodone hydrochloride having less than 25 ppm 14-hydroxycodeinone

#6
20230192715
2023-06-22

MORPHINAN ISOMERS AND THEIR STRUCTURAL MODIFICATIONS AS NMDAR ANTAGONISTS AND NEUROPLASTOGENS

#7
20230159548
2023-05-25

PROCESS FOR PREPARING OXYCODONE HYDROCHLORIDE HAVING LESS THAN 25 PPM 14-HYDROXYCODEINONE

#8
20220274999
2022-09-01

COMPOSITIONS AND METHODS FOR THE TREATMENT OF PAIN AND DEPENDANCE DISORDERS

#9
20220080042
2022-03-17

6-acetylmorphine analogs, and methods for their synthesis and use

#10
20220041612
2022-02-10

Opioid ketal compounds and uses thereof

#11
20210395260
2021-12-23

Compositions and methods of use for opioid hexadienoates and optionally substituted hexadienoates

#12
20210230655
2021-07-29

Demethylation of reticuline and derivatives thereof with fungal cytochrome P450

#13
20210198268
2021-07-01

Process for preparing oxycodone hydrochloride having less than 25 ppm 14-hydroxycodeinone

#14
20210094963
2021-04-01

Process for preparing oxycodone hydrochloride having less than 25 ppm 14-hydroxycodeinone

#15
20200325146
2020-10-15

Opioid ketal compounds and uses thereof

#16
20200317684
2020-10-08

Opioid ketal compounds and uses thereof

#17
20200199134
2020-06-25

Process for improved oxycodone synthesis

#18
20200172488
2020-06-04

(+)-morphinans as antagonists of Toll-like receptor 9 and therapeutic uses thereof

#19
20200087316
2020-03-19

Process for preparing oxycodone hydrochloride having less than 25 PPM 14-hydroxycodeinone

#20
20200078353
2020-03-12

OLIGOMER-OPIOID AGONIST CONJUGATES

#21
20200062772
2020-02-27

Process for preparing oxycodone compositions

#22
20200055864
2020-02-20

Compositions and methods of enhancing opioid receptor engagement by opioid hexadienoates and optionally substituted hexadienoates

#23
20200048269
2020-02-13

Opioid ketal compounds and uses thereof

#24
20200031826
2020-01-30

Hydrocodone base and methods for its purification

#25
20190284197
2019-09-19

Pharmaceutically acceptable salts and polymorphic forms of hydrocodone benzoic acid enol ester and processes for making same

#26
20190256522
2019-08-22

PHARMACEUTICALLY ACCEPTABLE SALTS AND POLYMORPHIC FORMS OF HYDROCODONE BENZOIC ACID ENOL ESTER AND PROCESSES FOR MAKING SAME

#27
20190247388
2019-08-15

OLIGOMER-OPIOID AGONIST CONJUGATES

#28
20190225622
2019-07-25

Process for the Preparation of Oxymorphone Alkaloid and Oxymorphone Salts

#29
20190161492
2019-05-30

Process for preparing oxycodone compositions

#30
20190152981
2019-05-23

Compositions and Methods For Making Alkaloid Morphinans

#31
20190152892
2019-05-23

Direct C—H amination and aza-annulation

#32
20190106432
2019-04-11

Process for improved oxycodone synthesis

#33
20190048017
2019-02-14

METHOD FOR CATALYTIC PREPARATION OF HYDROMORPHONE, HYDROCODONE, AND OTHER OPIATES

#34
20190046523
2019-02-14

Oligomer-opioid agonist conjugates

#35
20180354961
2018-12-13

Process for preparing hydromorphone and derivatives thereof

#36
20180353597
2018-12-13

6-ACETYLMORPHINE ANALOGS, AND METHODS FOR THEIR SYNTHESIS AND USE

#37
20180327769
2018-11-15

strain with high concentration of thebaine

#38
20180327417
2018-11-15

Process for improved oxymorphone synthesis

#39
20180305369
2018-10-25

Morphinan derivative and medical usage thereof

#40
20180177883
2018-06-28

Benzoic acid, benzoic acid derivatives and heteroaryl carboxylic acid conjugates of hydrocodone, prodrugs, methods of making and use thereof

#41
20180116961
2018-05-03

Stimulant abuse-deterrent compositions

#42
20180104352
2018-04-19

Benzoic acid, benzoic acid derivatives and heteroaryl carboxylic acid conjugates of hydrocodone, prodrugs, methods of making and use thereof

#43
20180057503
2018-03-01

Pharmaceutically acceptable salts and polymorphic forms of hydrocodone benzoic acid enol ester and processes for making same

#44
20180022754
2018-01-25

Process for preparing oxycodone compositions

#45
20180009821
2018-01-11

Method for catalytic preparation of hydromorphone, hydrocodone, and other opiates

#46
20170362579
2017-12-21

Conjugates for assays for oxycodone and oxymorphone

#47
20170296654
2017-10-19

6-acetylmorphine analogs, and methods for their synthesis and use

#48
20170280647
2017-10-05

Papaver somniferum with high concentration of codeine

#49
20170267687
2017-09-21

Dihydroetorphines and their preparation

#50
20170267686
2017-09-21

Compositions and methods for making alkaloid morphinans

#51
20170253604
2017-09-07

PROCESS FOR IMPROVED OXYMORPHONE SYNTHESIS

#52
20170233400
2017-08-17

METHODS FOR MAKING 3-O-PROTECTED MORPHINONES AND 3-O-PROTECTED MORPHINONE DIENOL CARBOXYLATES

#53
20170226118
2017-08-10

Benzoic acid, benzoic acid derivatives and heteroaryl carboxylic acid conjugates of hydrocodone, prodrugs, methods of making and uses thereof

#54
20170217978
2017-08-03

Method of preparing buprenorphine

#55
20170217976
2017-08-03

6-(AMINO ACID)-MORPHINAN DERIVATIVES IN COMBINATION WITH PERMEATION ENHANCERS FOR USE AS AN ORALLY, RECTALLY, TRANSDERMALLY OR NASALLY ADMINISTERED MEDICAMENT

#56
20170196851
2017-07-13

Alpha-hydroxy carboxylic acid and derivatives and other GRAS-based prodrugs of opioids and uses thereof

#57
20170143696
2017-05-25

Benzoic acid, benzoic acid derivatives and heteroaryl carboxylic acid conjugates of hydrocodone, prodrugs, methods of making and uses thereof

#58
20170137432
2017-05-18

Selective reduction of morphinan alkaloids

#59
20170035709
2017-02-09

Method of treating pain using an acetaminophen dimer ether-linked through phenolic hydroxyl groups

#60
20170029432
2017-02-02

(+)-morphinans as antagonists of toll-like receptor 9 and therapeutic uses thereof

#61
20170027199
2017-02-02

Process for reducing contaminating Michael acceptor levels in oxycodone and other compositions

#62
20170022210
2017-01-26

Process for improved oxycodone synthesis

#63
20170022209
2017-01-26

Process for improved oxymorphone synthesis

#64
20170007609
2017-01-12

Peripherally acting opioid compounds

#65
20160375009
2016-12-29

Oligomer-opioid agonist conjugates

#66
20160368932
2016-12-22

Buprenorphine dimer and its use in treatment of gastrointestinal disorders

#67
20160362415
2016-12-15

Polymorphic forms of naltrexone

#68
20160304529
2016-10-20

Opioid compounds and their uses

#69
20160264589
2016-09-15

Opioid ketal compounds and uses thereof

#70
20160250204
2016-09-01

Process for preparing oxycodone compositions

#71
20160214990
2016-07-28

Oligomer-opioid agonist conjugates

#72
20160200731
2016-07-14

Benzoic acid, benzoic acid derivatives and heteroaryl carboxylic acid conjugates of hydrocodone, prodrugs, methods of making and uses thereof

#73
20160168159
2016-06-16

Preparation of saturated ketone morphinan compounds by catalytic isomerisation

#74
20160159812
2016-06-09

Synthesis of noroxymorphone from morphine

#75
20160137656
2016-05-19

Processes for making hydrocodone, hydromorphone and their derivatives

#76
20160137655
2016-05-19

Processes for making hydrocodone, hydromorphone and their derivatives

#77
20160130276
2016-05-12

Oligomer-opioid agonist conjugates

#78
20160115174
2016-04-28

Dihydroetorphines and their preparation

#79
20160068541
2016-03-10

Analgesic compounds and methods of use

#80
20160052931
2016-02-25

Deuterated morphine derivatives

#81
20160045462
2016-02-18

Methods of treating pain or fever using pharmaceutically active acetaminophen dimers linked through phenolic hydroxyl groups

#82
20160039837
2016-02-11

Pharmaceutically acceptable salts and polymorphic forms of hydrocodone benzoic acid enol ester and processes for making same

#83
20160038481
2016-02-11

Use of buprenorphine dimer in the treatment of peripheral neuropathic pain

#84
20160032308
2016-02-04

strain with high concentration of thebaine

#85
20160022809
2016-01-28

6-acetylmorphine analogs, and methods for their synthesis and use

#86
20160016965
2016-01-21

Mixed μ agonist/ δ antagonist opioid analgesics with reduced tolerance liabilities and uses thereof

#87
20150343054
2015-12-03

Heroin Haptens, Immunoconjugates and Related Uses

#88
20150336971
2015-11-26

Process for the preparation of morphine analogs via metal catalyzed N-demethylation/functionalization and intramolecular group transfer

#89
20150335638
2015-11-26

(+)-morphinans as antagonists of toll-like receptor 9 and therapeutic uses thereof

#90
20150307505
2015-10-29

Pharmaceutically active dimers linked through phenolic hydroxyl groups

#91
20150307504
2015-10-29

Buprenorphine dimer and its use in treatment of gastrointestinal disorders

#92
20150297736
2015-10-22

Compositions comprising enzyme-cleavable opioid prodrugs and inhibitors thereof

#93
20150265597
2015-09-24

Oxycodone compositions

#94
20150252052
2015-09-10

Processes for making hydrocodone, hydromorphone and their derivatives

#95
20150239898
2015-08-27

Methods for making 3-O-protected morphinones and 3-O-protected morphinone dienol carboxylates

#96
20150238624
2015-08-27

Oligomer-opioid agonist conjugates

#97
20150225419
2015-08-13

Methods for the preparation of hydromorphone

#98
20150203504
2015-07-23

Buprenorphine analogs

#99
20150196550
2015-07-16

Peripherally acting opioid compounds

#100
20150164886
2015-06-18

Process for the Preparation of Quaternary N-Alkyl Morphinan Alkaloid Salts

#101
20150152120
2015-06-04

Methods for one-pot N-demethylation/N-functionalization of morphine and tropane alkaloids

#102
20150148537
2015-05-28

Process for reducing contaminating Michael acceptor levels in oxycodone and other compositions

#103
20150148284
2015-05-28

Controlled Release of Phenolic Opioids

#104
20150141649
2015-05-21

Preparation of normorphinans

#105
20150141451
2015-05-21

Compositions and methods for the treatment of chronic pain

#106
20150133664
2015-05-14

CHEMICAL TRANSFORMATIONS OF (-)-CODEINE TO AFFORD DERIVATIVES OF CODEINE AND MORPHINE THEREOF

#107
20150133484
2015-05-14

Method of preparing oxymorphone

#108
20150133483
2015-05-14

Dihydroetorphines and their preparation

#109
20150112069
2015-04-23

Oligomer-opioid agonist conjugates

#110
20150099773
2015-04-09

Process for the preparation of quaternary N-alkyl morphinan alkaloid salts

#111
20150094471
2015-04-02

Process for the preparation of morphine analogs via metal catalyzed N-demethylation/functionalization and intramolecular group transfer

#112
20150094324
2015-04-02

Heterocycle-fused morphinans, use thereof and preparation thereof

#113
20150087839
2015-03-26

Process for N-dealkylation of tertiary amines

#114
20150038715
2015-02-05

Process for the preparation of oxymorphone alkaloid and oxymorphone salts

#115
20140370006
2014-12-18

Compounds and compositions for use in phototherapy and in treatment of ocular neovascular disease and cancers

#116
20140370005
2014-12-18

Compounds and compositions for use in phototherapy and in treatment of ocular neovascular disease and cancers

#117
20140330021
2014-11-06

Benzoic acid, benzoic acid derivatives and heteroaryl carboxylic acid conjugates of hydromorphone, prodrugs, methods of making and use thereof

#118
20140323416
2014-10-30

5-METHYLDIHYDROMORPHONE COMPOUNDS FOR TREATMENT OF PAIN

#119
20140275545
2014-09-18

8-CARBOXAMIDO-2,6-METHANO-3-BENZAZOCINES

#120
20140275146
2014-09-18

Morphine sulfate methanolic solvate, processes for making same and related compositions and methods for treating pain

#121
20140235860
2014-08-21

Method of preparing buprenorphine

#122
20140206597
2014-07-24

Opioid prodrugs with heterocyclic linkers

#123
20140200235
2014-07-17

Oligomer-opioid agonist conjugates

#124
20140187790
2014-07-03

Oligomer-opioid agonist conjugates

#125
20140171643
2014-06-19

Methods for making 3-O-protected morphinones and 3-O-protected morphinone dienol carboxylates

#126
20140135397
2014-05-15

Halogenated phenols for diagnostics, antioxidant protection and drug delivery

#127
20140134105
2014-05-15

Halogenated phenols for diagnostics, antioxidant protection and drug delivery

#128
20140051861
2014-02-20

Process for preparing oxymorphone, naltrexone, and buprenorphine

#129
20130210701
2013-08-15

Compositions comprising enzyme-cleavable opioid prodrugs and inhibitors thereof

#130
20130205452
2013-08-08

with high concentration of codeine

#131
20130203999
2013-08-08

One pot process for producing 6-hydroxyl nal-opiate

#132
20130203797
2013-08-08

Therapeutic or prophylactic agent for biliary diseases

#133
20130150395
2013-06-13

Benzoic acid, benzoic acid derivatives and heteroaryl carboxylic acid conjugates of hydromorphone, prodrugs, methods of making and use thereof

#134
20130089504
2013-04-11

Compositions Comprising Enzyme-Cleavable Hydromorphone Prodrug

#135
20130079364
2013-03-28

Peripheral Opioid Agonists and Peripheral Opioid Antagonists

#136
20130066080
2013-03-14

Production of alkaloids without the isolation of intermediates

#137
20130045165
2013-02-21

4-fluoro-4-arylpiperdin-1-yl derivatives as mu opioid function moderators

#138
20130022549
2013-01-24

Halogenated phenols for diagnostics, antioxidant protection and drug delivery

#139
20130018190
2013-01-17

Stereoselective reduction of a morphinone

#140
20130018026
2013-01-17

HALOGENATED PHENOLS FOR DIAGNOSTICS, ANTIOXIDANT PROTECTION AND DRUG DELIVERY

#141
20130017163
2013-01-17

HALOGENATED PHENOLS FOR DIAGNOSTICS, ANTIOXIDANT PROTECTION AND DRUG DELIVERY

#142
20130005977
2013-01-03

Oxycodone hydrochloride having less than 25 PPM 14-hydroxycodeinone

#143
20130005755
2013-01-03

Peripherally acting opioid compounds

#144
20120302591
2012-11-29

Methods of using 8-carboxamido-2,6-methano-3-benzazocines

#145
20120295834
2012-11-22

Opioid prodrugs with heterocyclic linkers

#146
20120289548
2012-11-15

Oligomer-opioid agonist conjugates

#147
20120283444
2012-11-08

Process for the preparation of morphine analogs via metal catalyzed N-demethylation/functionalization and intramolecular group transfer

#148
20120270894
2012-10-25

Controlled release of phenolic opioids

#149
20120264775
2012-10-18

Oligomer-opioid agonist conjugates

#150
20120230916
2012-09-13

Compositions comprising enzyme-cleavable ketone-modified opioid prodrugs and optional inhibitors thereof

#151
20120226043
2012-09-06

Method for the N-demethylation of N-methyl heterocycles

#152
20120225902
2012-09-06

Methods for making 3-O-protected morphinones and 3-O-protected morphinone dienol carboxylates

#153
20120209002
2012-08-16

Process for reducing the 6-keto group of a morphinan alkaloid to the 6-hydroxy group by hydrogenation

#154
20120196888
2012-08-02

PROCESS FOR PREPARING OXYMORPHONE, NALTREXONE, AND BUPRENORPHINE

#155
20120184581
2012-07-19

Oligomer-opioid agonist conjugates

#156
20120156290
2012-06-21

PROCESS FOR PREPARING OXYMORPHONE, NALTREXONE, AND BUPRENORPHINE

#157
20120142719
2012-06-07

Benzoic acid, benzoic acid derivatives and heteroaryl carboxylic acid conjugates of hydrocodone, prodrugs, methods of making and use thereof

#158
20120129879
2012-05-24

Compounds and compositions for use in phototherapy and in treatment of ocular neovascular disease and cancers

#159
20120116086
2012-05-10

Sinomenine derivatives and processes for their synthesis

#160
20120114599
2012-05-10

Opioid and opioid-like compounds and uses thereof

#161
20120046466
2012-02-23

Preparation of opiate analgesics by reductive alkylation

#162
20120046465
2012-02-23

Processes for the preparation of morphinane and morphinone compounds

#163
20120046272
2012-02-23

Novel Therapeutic Compounds

#164
20120035367
2012-02-09

Tandem process for preparing N-alkyl morphinans

#165
20120035366
2012-02-09

N-demethylation of 6-keto morphinans

#166
20120022259
2012-01-26

Methods for making 3-O-protected morphinones and 3-O-protected morphinone dienol carboxylates

#167
20120010231
2012-01-12

Dihydroetorphines and Their Preparation

#168
20110313163
2011-12-22

Methods for one-pot -demethylation/-functionalization of morphine and tropane alkaloids

#169
20110275820
2011-11-10

Synthesis of morphine-6-glucuronide or one of the derivatives thereof

#170
20110269963
2011-11-03

Preparation of saturated ketone morphinan compounds having low metal content

#171
20110262359
2011-10-27

COMPOSITIONS COMPRISING ENZYME-CLEAVABLE PRODRUGS OF ACTIVE AGENTS AND INHIBITORS THEREOF

#172
20110262355
2011-10-27

COMPOSITIONS COMPRISING ENZYME-CLEAVABLE OPIOID PRODRUGS AND INHIBITORS THEREOF

#173
20110243889
2011-10-06

Opioid and opioid-like compounds and uses thereof

#174
20110207763
2011-08-25

8-carboxamido-2,6-methano-3-benzazocines

#175
20110207762
2011-08-25

OXYCODONE HYDROCHLORIDE HAVING LESS THAN 25 PPM 14-HYDROXYCODEINONE

#176
20110144341
2011-06-16

PREPARATION OF OPIATE ANALGESICS BY REDUCTIVE ALKYLATION

#177
20110136849
2011-06-09

Process for reducing contaminating michael acceptor levels in oxycodone and other compositions

#178
20110136846
2011-06-09

Buprenophine analogs

#179
20110136845
2011-06-09

(+)-morphinans as antagonists of toll-like receptor 9 and therapeutic uses thereof

#180
20110098474
2011-04-28

Process for the synthesis of morphinane compounds and intermediates thereof

#181
20110082297
2011-04-07

Process for the preparation of quaternary N-alkyl morphinan alkaloid salts

#182
20110071297
2011-03-24

Methods for producing hydrocodone, hydromorphone or a derivative thereof

#183
20110071296
2011-03-24

Preparation of 10-keto morphinans by benzylic oxidation

#184
20110071016
2011-03-24

Heterogeneous ruthenium metal catalyst for the production of hydrocodone, hydromorphone or a derivative thereof

#185
20110015398
2011-01-20

3-oxy-hydromorphone derivatives

#186
20110015219
2011-01-20

(+)-Morphinans as Antagonists of Toll-Like Receptor 9 and Therapeutic Uses Thereof

#187
20110009633
2011-01-13

Method for the enrichment of buprenorphine using chromatographic techniques

#188
20110008431
2011-01-13

THERAPEUTIC TABLET FOR POSTHERPETIC NEURALGIA AND METHOD OF TREATING POSTHERPETIC NEURALGIA

#189
20110002990
2011-01-06

Benzoic acid, benzoic acid derivatives and heteroaryl carboxylic acid conjugates of hydrocodone, prodrugs, methods of making and use thereof

#190
20100292489
2010-11-18

Cross-conjugated 2,5-cyclohexadienone and related synthesis methods

#191
20100292475
2010-11-18

Efficient synthesis of morphine and codeine

#192
20100292466
2010-11-18

Efficient synthesis of galanthamine

#193
20100286186
2010-11-11

NOVEL DICARBOXYLIC ACID LINKED AMINO ACID AND PEPTIDE PRODRUGS OF OPIOIDS AND USES THEREOF

#194
20100274019
2010-10-28

Process for preparing oxymorphone, naltrexone, and buprenorphine

#195
20100261907
2010-10-14

Preparation of saturated ketone morphinan compounds

#196
20100261906
2010-10-14

Preparation of 6-Keto, 3-Alkoxy Morphinans

#197
20100261905
2010-10-14

Ruthenium Catalysts for the Production of Hydrocodone, Hydromorphone or a Derivative Thereof

#198
20100261904
2010-10-14

Preparation of saturated ketone morphinan compounds by catalytic isomerization

#199
20100234600
2010-09-16

Papaver somniferum with high concentration of codeine

#200
20100216997
2010-08-26

(+)-morphinanium N-oxides and processes for their production

#201
20100216996
2010-08-26

(+)-morphinanium quaternary salts and processes for their production

#202
20100216995
2010-08-26

(+)-6-hydroxy-morphinan or (+)-6-amino-morphinan derivatives

#203
20100215750
2010-08-26

Oral preparation comprising specific organic acid, and method for improvement in elution property and chemical stability of oral preparation

#204
20100197921
2010-08-05

Preparation of N-alkylated opiates by reductive amination

#205
20100190728
2010-07-29

Synthesis of metabolically stable analgesics, pain medications and other agents

#206
20100152449
2010-06-17

8a,14-dihydroxy-7,8-dihydrocodeinone

#207
20100137598
2010-06-03

Process for preparing hydrocodone using a super acid

#208
20100113788
2010-05-06

Process for the preparation of 6-alpha-hydroxy-N-alkylated opiates

#209
20100081818
2010-04-01

Process for the preparation of 6-alpha-hydroxy-N-alkylated opiates

#210
20100076007
2010-03-25

Polymorphs of 6-beta-naltrexol

#211
20100069639
2010-03-18

Processes for the synthesis of five and six membered heterocyclic rings

#212
20100048905
2010-02-25

Opiate reduction utilizing catalytic hydrogen transfer reaction

#213
20100048602
2010-02-25

Oligomer-opioid agonist conjugates

#214
20100041888
2010-02-18

Process for the preparation of 6-alpha-hydroxy-N-alkylated opiates

#215
20100035910
2010-02-11

Process for the preparation of quaternary N-alkyl morphinan alkaloid salts

#216
20100035826
2010-02-11

Controlled release of phenolic opioids

#217
20090312552
2009-12-17

Process for the preparation of 6-beta hydroxy morphinan compounds

#218
20090299069
2009-12-03

Processes and compounds for the preparation of normorphinans

#219
20090233841
2009-09-17

ANALGESIC CONJUGATES

#220
20090227796
2009-09-10

strain with high concentration of thebaine

#221
20090227615
2009-09-10

Oxycodone hydrochloride having less than 25 ppm 14-hydroxycodeinone

#222
20090221825
2009-09-03

Process for the preparation of 3-hydroxymorphinan derivatives

#223
20090221766
2009-09-03

Stereoselective reduction of a morphinone

#224
20090169508
2009-07-02

Opioid and opioid-like compounds and uses thereof

#225
20090156816
2009-06-18

Sinomenine derivatives and processes for their synthesis

#226
20090156815
2009-06-18

N-demethylation of N-methyl morphinans

#227
20090156814
2009-06-18

Transdermally deliverable opioid prodrugs, abuse-resistant compositions and methods of using opioid prodrugs

#228
20090143417
2009-06-04

METHODS OF TREATING PAIN

#229
20090048447
2009-02-19

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#230
20090012110
2009-01-08

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#231
20090005564
2009-01-01

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#232
20090005563
2009-01-01

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#233
20080312443
2008-12-18

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#234
20080312441
2008-12-18

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#235
20080306265
2008-12-11

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#236
20080262231
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#237
20080188661
2008-08-07

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#238
20080146804
2008-06-19

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#239
20080090771
2008-04-17

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#240
20080076789
2008-03-27

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#241
20080045716
2008-02-21

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#242
20080045715
2008-02-21

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#243
20080045558
2008-02-21

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#244
20070293676
2007-12-20

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#245
20070281958
2007-12-06

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#246
20070241065
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#247
20070238748
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#248
20070219373
2007-09-20

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#249
20070191595
2007-08-16

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#250
20070179169
2007-08-02

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#251
20070149559
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#252
20070142628
2007-06-21

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#253
20070123468
2007-05-31

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#254
20070117831
2007-05-24

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#255
20070117830
2007-05-24

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#256
20070117829
2007-05-24

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#257
20070072889
2007-03-29

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#258
20070037982
2007-02-15

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#259
20060241135
2006-10-26

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#260
20060235039
2006-10-19

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#261
20060173029
2006-08-03

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#262
20060167258
2006-07-27

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#263
20060155130
2006-07-13

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#264
20060111384
2006-05-25

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#265
20060111383
2006-05-25

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#266
20060111381
2006-05-25

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#267
20060074239
2006-04-06

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#268
20060030580
2006-02-09

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#269
20060009479
2006-01-12

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#270
20050261500
2005-11-24

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#271
20050261329
2005-11-24

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#272
20050222188
2005-10-06

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#273
20050203115
2005-09-15

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#274
20050158240
2005-07-21

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#275
20050124811
2005-06-09

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#276
20050107415
2005-05-19

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#277
20050090519
2005-04-28

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#278
20050038250
2005-02-17

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#279
15463418
2018-05-08

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