Azulfidine

Product NDC
0013-0101
11-digit product format
000130101
Labeler code
0013
Product ID
0013-0101_cb6e4f45-60ee-44cd-a4d3-ea2445d5bda6
Type
HUMAN PRESCRIPTION DRUG
Nonproprietary name
Sulfasalazine
Dosage form
TABLET
Route
ORAL
Labeler
Pfizer Laboratories Div Pfizer Inc
Application
NDA007073
Marketing category
NDA
Marketing start
1950-06-20
Substance
SULFASALAZINE
Active strength
500 mg/1
Pharmacologic classes
Aminosalicylate [EPC], Aminosalicylic Acids [CS]
NDC exclude flag
No
Listing certified through
2026-12-31
Current FDA listing
Yes

NDC auxiliary status#

These records are reproduced from FDA’s unfinished, excluded, and compounder listings. They describe what appeared in the source files; a missing record does not establish a regulatory status. View all current auxiliary records, including entries without an NDC. · View the auxiliary file history.

Current NDC status page 1 of 1 · 2 matching rows.

Dataset, Scope, Product NDC table
DatasetScopeProduct NDCPackage NDCCodeStatusReporting periodSource date
excluded packagepackage0013-01010013-0101-01DDiscontinued by firm2026-08-17
excluded packagepackage0013-01010013-0101-20DDiscontinued by firm2026-08-17

Observed NDC auxiliary status history#

This history shows the information present in each captured FDA auxiliary file. It is not a continuous regulatory timeline, and a missing record does not establish a status.

Historic NDC status page 1 of 1 · 23 matching rows.

View current auxiliary records. · View the auxiliary file history.

Captured / source date, Package NDC, Snapshot table
Captured / source datePackage NDCSnapshotSource SHA-256
2025-12-14 17:58 UTC · source 2025-12-050013-0101-01d630ba8d3edf…732f749b63fb…
2025-12-14 17:58 UTC · source 2025-12-050013-0101-20d630ba8d3edf…732f749b63fb…
2025-08-27 00:01 UTC · source 2025-08-260013-0101-01f5e01cc5f278…a2eaf40c39c3…
2025-08-27 00:01 UTC · source 2025-08-260013-0101-20f5e01cc5f278…a2eaf40c39c3…
2025-04-01 02:39 UTC · source 2025-03-310013-0101-012ef7874e63bc…57b86245f4fa…
2025-04-01 02:39 UTC · source 2025-03-310013-0101-202ef7874e63bc…57b86245f4fa…
2025-03-28 20:22 UTC · source 2025-03-280013-0101-01a1b67e2a42f9…c4cf2c586c0d…
2025-03-28 20:22 UTC · source 2025-03-280013-0101-20a1b67e2a42f9…c4cf2c586c0d…
2025-03-22 03:12 UTC · source 2025-03-210013-0101-01cfe11265f3b6…090c488252e2…
2025-03-22 03:12 UTC · source 2025-03-210013-0101-20cfe11265f3b6…090c488252e2…
2025-03-10 12:48 UTC · source 2025-03-100013-0101-01cdf11ea48f46…ba0047e9e063…
2025-03-10 12:48 UTC · source 2025-03-100013-0101-20cdf11ea48f46…ba0047e9e063…
2025-02-02 03:52 UTC · source 2025-01-310013-0101-01302b2466d912…e7b80fea0513…
2025-02-02 03:52 UTC · source 2025-01-310013-0101-20302b2466d912…e7b80fea0513…
2025-01-20 13:05 UTC · source 2025-01-200013-0101-01ed331223b511…672a5bd82f5f…
2025-01-20 13:05 UTC · source 2025-01-200013-0101-20ed331223b511…672a5bd82f5f…
2025-01-11 03:41 UTC · source 2025-01-100013-0101-010efc9e666f02…f202fb6c5f17…
2025-01-11 03:41 UTC · source 2025-01-100013-0101-200efc9e666f02…f202fb6c5f17…
2024-11-09 02:27 UTC · source 2024-11-080013-0101-01ad56d346431e…cc804d4bbf1e…
2024-11-09 02:27 UTC · source 2024-11-080013-0101-20ad56d346431e…cc804d4bbf1e…
2024-10-04 04:10 UTC · source 2024-10-030013-0101-01367a005e9d99…383a685ebd0f…
2024-10-04 04:10 UTC · source 2024-10-030013-0101-20367a005e9d99…383a685ebd0f…
2024-07-10 04:00 UTC · source 2024-07-090013-0101-20557ba5c1ecfa…9c80585c8c6e…

Source provenance: Browse the complete Orange Book source catalog · source snapshot 42.

Orange Book products#

Current product rows page 1 of 1 · 2 matching rows.

Application-product, Trade name, Ingredient table
Application-productTrade nameIngredientStrengthDosage form / routeTE codesRLD / RSApproval date
N007073-001AZULFIDINESULFASALAZINE500MGTABLET / ORALABRLD, RS, Approved before 1982
N007073-002AZULFIDINE EN-TABSSULFASALAZINE500MGTABLET, DELAYED RELEASE / ORALABRLD, RS1983-04-06

Therapeutic equivalence codes#

Current TE-code rows page 1 of 1 · 2 matching rows.

Application-product, TE code table
Application-productTE code
N007073-001AB
N007073-002AB

Observed Orange Book product history#

Observed FDA ZIP history: Each table is queried independently by exact application/product key from successfully parsed Orange Book snapshots. Capture times identify archived source observations; absence or a change between snapshots is not inferred. FDA publication files that were not recoverable as structured ZIP data are not represented as states.

Product history page 1 of 3 · 84 observed states.

Captured, Edition, Application-product table
CapturedEditionApplication-productTrade nameStrengthDosage form / routeProduct TE source textRLD / RSApproval dateSource SHA-256
2026-08-18 06:07:402026-07N007073-001AZULFIDINE500MGTABLET / ORALABRLD, RS, Approved before 1982caaa826d4ba7…
2026-08-18 06:07:402026-07N007073-002AZULFIDINE EN-TABS500MGTABLET, DELAYED RELEASE / ORALABRLD, RS1983-04-06caaa826d4ba7…
2026-02-19 14:30 UTC2026-02N007073-001AZULFIDINE500MGTABLET / ORALABRLD, RS, Approved before 1982011fe1cb6892…
2026-02-19 14:30 UTC2026-02N007073-002AZULFIDINE EN-TABS500MGTABLET, DELAYED RELEASE / ORALABRLD, RS1983-04-06011fe1cb6892…
2025-12-14 10:44 UTC · 2 captures of this ZIP2025-12N007073-001AZULFIDINE500MGTABLET / ORALABRLD, RS, Approved before 198231067a03dcf5…
2025-12-14 10:44 UTC · 2 captures of this ZIP2025-12N007073-002AZULFIDINE EN-TABS500MGTABLET, DELAYED RELEASE / ORALABRLD, RS1983-04-0631067a03dcf5…
2025-08-23 18:47 UTC2025-08N007073-001AZULFIDINE500MGTABLET / ORALABRLD, RS, Approved before 19826a471c1ec25d…
2025-08-23 18:47 UTC2025-08N007073-002AZULFIDINE EN-TABS500MGTABLET, DELAYED RELEASE / ORALABRLD, RS1983-04-066a471c1ec25d…
2025-03-22 03:13 UTC · 3 captures of this ZIP2025-03N007073-001AZULFIDINE500MGTABLET / ORALABRLD, RS, Approved before 1982fd3edfee7708…
2025-03-22 03:13 UTC · 3 captures of this ZIP2025-03N007073-002AZULFIDINE EN-TABS500MGTABLET, DELAYED RELEASE / ORALABRLD, RS1983-04-06fd3edfee7708…
2025-02-26 10:13 UTC · 3 captures of this ZIP2025-02N007073-001AZULFIDINE500MGTABLET / ORALABRLD, RS, Approved before 1982b8a1b40f171c…
2025-02-26 10:13 UTC · 3 captures of this ZIP2025-02N007073-002AZULFIDINE EN-TABS500MGTABLET, DELAYED RELEASE / ORALABRLD, RS1983-04-06b8a1b40f171c…
2025-01-19 17:59 UTC · 7 captures of this ZIP2025-01N007073-001AZULFIDINE500MGTABLET / ORALABRLD, RS, Approved before 198203ed91905a0d…
2025-01-19 17:59 UTC · 7 captures of this ZIP2025-01N007073-002AZULFIDINE EN-TABS500MGTABLET, DELAYED RELEASE / ORALABRLD, RS1983-04-0603ed91905a0d…
2024-12-13 21:23 UTC · 2 captures of this ZIP2024-12N007073-001AZULFIDINE500MGTABLET / ORALABRLD, RS, Approved before 19822680178bc6a6…
2024-12-13 21:23 UTC · 2 captures of this ZIP2024-12N007073-002AZULFIDINE EN-TABS500MGTABLET, DELAYED RELEASE / ORALABRLD, RS1983-04-062680178bc6a6…
2024-09-14 05:58 UTC · 2 captures of this ZIP2024-09N007073-001AZULFIDINE500MGTABLET / ORALABRLD, RS, Approved before 19825bbf6a4d5a75…
2024-09-14 05:58 UTC · 2 captures of this ZIP2024-09N007073-002AZULFIDINE EN-TABS500MGTABLET, DELAYED RELEASE / ORALABRLD, RS1983-04-065bbf6a4d5a75…
2024-11-08 22:44 UTC · 3 captures of this ZIP2024-11N007073-001AZULFIDINE500MGTABLET / ORALABRLD, RS, Approved before 1982d8e5a09893c0…
2024-11-08 22:44 UTC · 3 captures of this ZIP2024-11N007073-002AZULFIDINE EN-TABS500MGTABLET, DELAYED RELEASE / ORALABRLD, RS1983-04-06d8e5a09893c0…
2024-10-29 15:01 UTC2024-10N007073-001AZULFIDINE500MGTABLET / ORALABRLD, RS, Approved before 1982d06236e962d9…
2024-10-29 15:01 UTC2024-10N007073-002AZULFIDINE EN-TABS500MGTABLET, DELAYED RELEASE / ORALABRLD, RS1983-04-06d06236e962d9…
2024-08-13 05:28 UTC · 3 captures of this ZIP2024-08N007073-001AZULFIDINE500MGTABLET / ORALABRLD, RS, Approved before 198279d66fd596c7…
2024-08-13 05:28 UTC · 3 captures of this ZIP2024-08N007073-002AZULFIDINE EN-TABS500MGTABLET, DELAYED RELEASE / ORALABRLD, RS1983-04-0679d66fd596c7…
2024-07-13 05:37 UTC · 2 captures of this ZIP2024-07N007073-001AZULFIDINE500MGTABLET / ORALABRLD, RS, Approved before 1982301d65b070ca…
2024-07-13 05:37 UTC · 2 captures of this ZIP2024-07N007073-002AZULFIDINE EN-TABS500MGTABLET, DELAYED RELEASE / ORALABRLD, RS1983-04-06301d65b070ca…
2024-06-18 03:08 UTC · 5 captures of this ZIP2024-06N007073-001AZULFIDINE500MGTABLET / ORALABRLD, RS, Approved before 19821e350fbaab3a…
2024-06-18 03:08 UTC · 5 captures of this ZIP2024-06N007073-002AZULFIDINE EN-TABS500MGTABLET, DELAYED RELEASE / ORALABRLD, RS1983-04-061e350fbaab3a…
2024-05-31 18:47 UTC2024-05N007073-001AZULFIDINE500MGTABLET / ORALABRLD, RS, Approved before 19828072bd15b7f6…
2024-05-31 18:47 UTC2024-05N007073-002AZULFIDINE EN-TABS500MGTABLET, DELAYED RELEASE / ORALABRLD, RS1983-04-068072bd15b7f6…
2022-06-29 02:47 UTC · 2 captures of this ZIP2022-06N007073-001AZULFIDINE500MGTABLET / ORALABRLD, RS, Approved before 19825c6f7cd8ea54…
2022-06-29 02:47 UTC · 2 captures of this ZIP2022-06N007073-002AZULFIDINE EN-TABS500MGTABLET, DELAYED RELEASE / ORALABRLD, RS1983-04-065c6f7cd8ea54…
2022-04-08 23:34 UTC2022-04N007073-001AZULFIDINE500MGTABLET / ORALABRLD, RS, Approved before 19825d02ea3f76ae…
2022-04-08 23:34 UTC2022-04N007073-002AZULFIDINE EN-TABS500MGTABLET, DELAYED RELEASE / ORALABRLD, RS1983-04-065d02ea3f76ae…
2022-04-04 05:41 UTC2022-04N007073-001AZULFIDINE500MGTABLET / ORALABRLD, RS, Approved before 19824b0b4de00fa7…
2022-04-04 05:41 UTC2022-04N007073-002AZULFIDINE EN-TABS500MGTABLET, DELAYED RELEASE / ORALABRLD, RS1983-04-064b0b4de00fa7…
2019-12-13 00:20 UTC2019-12N007073-001AZULFIDINE500MGTABLET / ORALABRLD, RS, Approved before 198274a2ff9319b5…
2019-12-13 00:20 UTC2019-12N007073-002AZULFIDINE EN-TABS500MGTABLET, DELAYED RELEASE / ORALABRLD, RS1983-04-0674a2ff9319b5…
2022-03-09 01:35 UTC2022-03N007073-001AZULFIDINE500MGTABLET / ORALABRLD, RS, Approved before 1982bb7c543d1eb4…
2022-03-09 01:35 UTC2022-03N007073-002AZULFIDINE EN-TABS500MGTABLET, DELAYED RELEASE / ORALABRLD, RS1983-04-06bb7c543d1eb4…

Observed Orange Book normalized TE history#

Normalized TE history page 1 of 3 · 84 observed states.

Captured, Edition, Application-product table
CapturedEditionApplication-productTE codeOrderSource SHA-256
2026-08-18 06:07:402026-07N007073-001AB1caaa826d4ba7…
2026-08-18 06:07:402026-07N007073-002AB1caaa826d4ba7…
2026-02-19 14:30 UTC2026-02N007073-001AB1011fe1cb6892…
2026-02-19 14:30 UTC2026-02N007073-002AB1011fe1cb6892…
2025-12-14 10:44 UTC · 2 captures of this ZIP2025-12N007073-001AB131067a03dcf5…
2025-12-14 10:44 UTC · 2 captures of this ZIP2025-12N007073-002AB131067a03dcf5…
2025-08-23 18:47 UTC2025-08N007073-001AB16a471c1ec25d…
2025-08-23 18:47 UTC2025-08N007073-002AB16a471c1ec25d…
2025-03-22 03:13 UTC · 3 captures of this ZIP2025-03N007073-001AB1fd3edfee7708…
2025-03-22 03:13 UTC · 3 captures of this ZIP2025-03N007073-002AB1fd3edfee7708…
2025-02-26 10:13 UTC · 3 captures of this ZIP2025-02N007073-001AB1b8a1b40f171c…
2025-02-26 10:13 UTC · 3 captures of this ZIP2025-02N007073-002AB1b8a1b40f171c…
2025-01-19 17:59 UTC · 7 captures of this ZIP2025-01N007073-001AB103ed91905a0d…
2025-01-19 17:59 UTC · 7 captures of this ZIP2025-01N007073-002AB103ed91905a0d…
2024-12-13 21:23 UTC · 2 captures of this ZIP2024-12N007073-001AB12680178bc6a6…
2024-12-13 21:23 UTC · 2 captures of this ZIP2024-12N007073-002AB12680178bc6a6…
2024-09-14 05:58 UTC · 2 captures of this ZIP2024-09N007073-001AB15bbf6a4d5a75…
2024-09-14 05:58 UTC · 2 captures of this ZIP2024-09N007073-002AB15bbf6a4d5a75…
2024-11-08 22:44 UTC · 3 captures of this ZIP2024-11N007073-001AB1d8e5a09893c0…
2024-11-08 22:44 UTC · 3 captures of this ZIP2024-11N007073-002AB1d8e5a09893c0…
2024-10-29 15:01 UTC2024-10N007073-001AB1d06236e962d9…
2024-10-29 15:01 UTC2024-10N007073-002AB1d06236e962d9…
2024-08-13 05:28 UTC · 3 captures of this ZIP2024-08N007073-001AB179d66fd596c7…
2024-08-13 05:28 UTC · 3 captures of this ZIP2024-08N007073-002AB179d66fd596c7…
2024-07-13 05:37 UTC · 2 captures of this ZIP2024-07N007073-001AB1301d65b070ca…
2024-07-13 05:37 UTC · 2 captures of this ZIP2024-07N007073-002AB1301d65b070ca…
2024-06-18 03:08 UTC · 5 captures of this ZIP2024-06N007073-001AB11e350fbaab3a…
2024-06-18 03:08 UTC · 5 captures of this ZIP2024-06N007073-002AB11e350fbaab3a…
2024-05-31 18:47 UTC2024-05N007073-001AB18072bd15b7f6…
2024-05-31 18:47 UTC2024-05N007073-002AB18072bd15b7f6…
2022-06-29 02:47 UTC · 2 captures of this ZIP2022-06N007073-001AB15c6f7cd8ea54…
2022-06-29 02:47 UTC · 2 captures of this ZIP2022-06N007073-002AB15c6f7cd8ea54…
2022-04-08 23:34 UTC2022-04N007073-001AB15d02ea3f76ae…
2022-04-08 23:34 UTC2022-04N007073-002AB15d02ea3f76ae…
2022-04-04 05:41 UTC2022-04N007073-001AB14b0b4de00fa7…
2022-04-04 05:41 UTC2022-04N007073-002AB14b0b4de00fa7…
2019-12-13 00:20 UTC2019-12N007073-001AB174a2ff9319b5…
2019-12-13 00:20 UTC2019-12N007073-002AB174a2ff9319b5…
2022-03-09 01:35 UTC2022-03N007073-001AB1bb7c543d1eb4…
2022-03-09 01:35 UTC2022-03N007073-002AB1bb7c543d1eb4…

Additional Listing Data#

Finished product
Yes
Brand name base
Azulfidine
Listing expiration
2027-12-31

Active Ingredients#

Ingredient, Strength table
IngredientStrength
SULFASALAZINE500 mg/1

Harmonized UNII identifiers#

UNII identifiers page 1 of 1 · 1 matching rows.

Identifier, FDA.report destination table
IdentifierFDA.report destination
3XC8GUZ6CBInternal UNII lookup

Harmonized RxCUI identifiers#

RxCUI identifiers page 1 of 1 · 2 matching rows.

Identifier, FDA.report destination table
IdentifierFDA.report destination
198232Internal RxNorm lookup
208437Internal RxNorm lookup

Harmonized SPL set identifiers#

SPL set identifiers page 1 of 1 · 1 matching rows.

Identifier, FDA.report destination table
IdentifierFDA.report destination
ddbe69f3-bd55-45f3-a64f-f60226c744c4Available on FDA.report

DailyMed Product Concepts#

Product concept, Relation, Version table
Product conceptRelationVersionEffective
4c7fc883-c26b-34ca-837e-8c55868a2f87Product name120140508
56183ade-c831-0ad5-5cd8-c6b0b66bfab0Product name120140508

DailyMed Package Descriptions#

Package NDC, Product, Description table
Package NDCProductDescriptionFormQuantityStrengthSPL version
0013-0101-01Azulfidine100 in 1 BOTTLETABLET10027
0013-0101-10Azulfidine1 in 1 CARTONTABLET127
0013-0101-10Azulfidine100 in 1 BOTTLETABLET10027
0013-0101-20Azulfidine300 in 1 BOTTLETABLET30027
0013-0101-30Azulfidine1 in 1 CARTONTABLET127
0013-0101-30Azulfidine300 in 1 BOTTLETABLET30027

DailyMed Billing Units#

Package NDC, Billing unit, Product NDC table
Package NDCBilling unitProduct NDCDailyMed indexing SPLSPL versionEffective
0013-0101-01EA - Each0013-010184c9b0db-da8b-4412-b996-cdb6262134e612012-07-24
0013-0101-10EA - Each0013-0101a623cb61-e660-4b42-ab05-570c3e5601eb12020-04-20
0013-0101-20EA - Each0013-010154320fe9-a664-4b62-84e3-c09daf15e7c612012-07-24
0013-0101-30EA - Each0013-01012766a571-85db-4ef3-b20c-9ea7c61eb5ec12021-02-05

DailyMed Socrata Ingredients#

DailyMed Dashboard NDC Coverage#

NDC, Dashboard title, SPL version table
NDCDashboard titleSPL versionValidationDashboard ZIP
0013-0101AZULFIDINE (SULFASALAZINE) TABLET [PFIZER LABORATORIES DIV PFIZER INC]27Current NDC, Legacy NDC, 6 package rows20250410_ddbe69f3-bd55-45f3-a64f-f60226c744c4.zip

openFDA label cross-check#

OpenFDA label data provides additional search and identifier links. DailyMed’s Structured Product Label is the canonical label on FDA.report. Matching records are deduplicated before they are shown below.

Matched openFDA labels page 1 of 1 · 8 matching rows.

Brand, Generic, Manufacturer table
BrandGenericManufacturerSPL set IDEffective dateAvailable safety fieldsJoin
AzulfidineSULFASALAZINEPfizer Laboratories Div Pfizer Incddbe69f3-bd55-45f3-a64f-f60226c744c42026-05-29Warnings, Adverse reactionsExact identifier
application applno (NDA): 007073
application number: NDA007073
ndc (product): 0013-0101
Azulfidine EN-tabsSULFASALAZINEPfizer Laboratories Div Pfizer Incb9ef541a-93c8-4428-ba45-398aa0b327d12026-05-29Warnings, Adverse reactionsExact identifier
application applno (NDA): 007073
application number: NDA007073
SulfasalazineSULFASALAZINEREMEDYREPACK INC.88441a9f-b4f9-455d-a355-46fb30699a7b2026-01-28Warnings, Adverse reactionsExact identifier
application applno (NDA): 007073
application number: NDA007073
SulfasalazineSULFASALAZINEMylan Pharmaceuticals Inc.257cee60-b68f-4c2b-b57d-8e4d73d17e092025-05-29Warnings, Adverse reactionsExact identifier
application applno (NDA): 007073
application number: NDA007073
SulfasalazineSULFASALAZINEMylan Pharmaceuticals Inc.48fbc535-a33a-45ee-85ff-9d1ec9b31d9c2025-05-28Warnings, Adverse reactionsExact identifier
application applno (NDA): 007073
application number: NDA007073
SulfasalazineSULFASALAZINEA-S Medication Solutions76b532a3-e7ca-4929-8c51-c0f66e0806a82025-04-08Warnings, Adverse reactionsExact identifier
application applno (NDA): 007073
application number: NDA007073
SulfasalazineSULFASALAZINEA-S Medication Solutions32fd1726-ed81-4441-9594-3aecf2db1dbf2025-04-08Warnings, Adverse reactionsExact identifier
application applno (NDA): 007073
application number: NDA007073
SulfasalazineSULFASALAZINEAphena Pharma Solutions - Tennessee, LLCbf5137fe-60ed-4497-8521-eeb0a684fabf2023-05-16Warnings, Adverse reactionsExact identifier
application applno (NDA): 007073
application number: NDA007073

DailyMed RxNorm Mappings#

RxCUI, RxNorm string, TTY table
RxCUIRxNorm stringTTYDailyMedSPL version
208437Azulfidine 500 MG Oral TabletPSNddbe69f3-bd55-45f3-a64f-f60226c744c428
198232sulfaSALAzine 500 MG Oral TabletPSNddbe69f3-bd55-45f3-a64f-f60226c744c428
208437sulfasalazine 500 MG Oral Tablet [Azulfidine]SBDddbe69f3-bd55-45f3-a64f-f60226c744c428
198232sulfasalazine 500 MG Oral TabletSCDddbe69f3-bd55-45f3-a64f-f60226c744c428
208437Azulfidine 500 MG Oral TabletSYddbe69f3-bd55-45f3-a64f-f60226c744c428

Packages#

Package NDC, 11-digit format, Description table
Package NDC11-digit formatDescriptionUnitsMarketing startMarketing endSampleExclude flagStatus
0013-0101-0100013010101100 TABLET in 1 BOTTLE (0013-0101-01) 100 tablet1950-06-202024-08-31NoNoCurrent
0013-0101-10000130101101 BOTTLE in 1 CARTON (0013-0101-10) / 100 TABLET in 1 BOTTLE1 bottle2020-02-270000-00-00NoNoCurrent
0013-0101-2000013010120300 TABLET in 1 BOTTLE (0013-0101-20) 300 tablet1950-06-202023-08-31NoNoCurrent
0013-0101-30000130101301 BOTTLE in 1 CARTON (0013-0101-30) / 300 TABLET in 1 BOTTLE1 bottle2020-02-270000-00-00NoNoCurrent