Eszopiclone

Product NDC
50436-5539
11-digit product format
504365539
Labeler code
50436
Product ID
50436-5539_217153c5-d085-43a3-92a8-5b2cbda2dbd6
Type
HUMAN PRESCRIPTION DRUG
Nonproprietary name
Eszopiclone
Dosage form
TABLET, FILM COATED
Route
ORAL
Labeler
Unit Dose Services
Application
ANDA091169
Marketing category
ANDA
Marketing start
2014-04-14
Marketing end
0000-00-00
Substance
ESZOPICLONE
Active strength
3 mg/1
DEA schedule
CIV
NDC exclude flag
No
Listing certified through
2020-12-31
Current FDA listing
Historical FDA.report record

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 productproduct50436-5539IInactivated by FDA2026-08-03
excluded packagepackage50436-553950436-5539-1IInactivated by FDA2026-08-03

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 · 38 matching rows.

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

Captured / source date, Dataset, Scope table
Captured / source dateDatasetScopePackage NDCSnapshotSource SHA-256
2025-12-14 17:58 UTC · source 2025-12-05excluded productproductd630ba8d3edf…732f749b63fb…
2025-12-14 17:58 UTC · source 2025-12-05excluded packagepackage50436-5539-1d630ba8d3edf…732f749b63fb…
2025-08-27 00:01 UTC · source 2025-08-26excluded productproductf5e01cc5f278…a2eaf40c39c3…
2025-08-27 00:01 UTC · source 2025-08-26excluded packagepackage50436-5539-1f5e01cc5f278…a2eaf40c39c3…
2025-04-01 02:39 UTC · source 2025-03-31excluded productproduct2ef7874e63bc…57b86245f4fa…
2025-04-01 02:39 UTC · source 2025-03-31excluded packagepackage50436-5539-12ef7874e63bc…57b86245f4fa…
2025-03-28 20:22 UTC · source 2025-03-28excluded productproducta1b67e2a42f9…c4cf2c586c0d…
2025-03-28 20:22 UTC · source 2025-03-28excluded packagepackage50436-5539-1a1b67e2a42f9…c4cf2c586c0d…
2025-03-22 03:12 UTC · source 2025-03-21excluded productproductcfe11265f3b6…090c488252e2…
2025-03-22 03:12 UTC · source 2025-03-21excluded packagepackage50436-5539-1cfe11265f3b6…090c488252e2…
2025-03-10 12:48 UTC · source 2025-03-10excluded productproductcdf11ea48f46…ba0047e9e063…
2025-03-10 12:48 UTC · source 2025-03-10excluded packagepackage50436-5539-1cdf11ea48f46…ba0047e9e063…
2025-02-02 03:52 UTC · source 2025-01-31excluded productproduct302b2466d912…e7b80fea0513…
2025-02-02 03:52 UTC · source 2025-01-31excluded packagepackage50436-5539-1302b2466d912…e7b80fea0513…
2025-01-20 13:05 UTC · source 2025-01-20excluded productproducted331223b511…672a5bd82f5f…
2025-01-20 13:05 UTC · source 2025-01-20excluded packagepackage50436-5539-1ed331223b511…672a5bd82f5f…
2025-01-11 03:41 UTC · source 2025-01-10excluded productproduct0efc9e666f02…f202fb6c5f17…
2025-01-11 03:41 UTC · source 2025-01-10excluded packagepackage50436-5539-10efc9e666f02…f202fb6c5f17…
2024-11-09 02:27 UTC · source 2024-11-08excluded productproductad56d346431e…cc804d4bbf1e…
2024-11-09 02:27 UTC · source 2024-11-08excluded packagepackage50436-5539-1ad56d346431e…cc804d4bbf1e…
2024-10-04 04:10 UTC · source 2024-10-03excluded productproduct367a005e9d99…383a685ebd0f…
2024-10-04 04:10 UTC · source 2024-10-03excluded packagepackage50436-5539-1367a005e9d99…383a685ebd0f…
2024-07-10 04:00 UTC · source 2024-07-09excluded productproduct557ba5c1ecfa…9c80585c8c6e…
2024-07-10 04:00 UTC · source 2024-07-09excluded packagepackage50436-5539-1557ba5c1ecfa…9c80585c8c6e…
2024-05-28 21:12 UTC · source 2024-05-28excluded productproduct8af77b9d5b6f…d9bbb34c5368…
2024-05-28 21:12 UTC · source 2024-05-28excluded packagepackage50436-5539-18af77b9d5b6f…d9bbb34c5368…
2024-05-15 03:39 UTC · source 2024-05-14excluded productproduct834df4deac94…adcc014656a3…
2024-05-15 03:39 UTC · source 2024-05-14excluded packagepackage50436-5539-1834df4deac94…adcc014656a3…
2024-03-11 06:39 UTC · source 2024-03-08excluded productproduct1332a3947898…d4bfe170f9cd…
2024-03-11 06:39 UTC · source 2024-03-08excluded packagepackage50436-5539-11332a3947898…d4bfe170f9cd…
2022-08-30 03:57 UTC · source 2022-08-29excluded productproductfb8cb913e6d1…eb8c232b6be0…
2022-08-30 03:57 UTC · source 2022-08-29excluded packagepackage50436-5539-1fb8cb913e6d1…eb8c232b6be0…
2022-04-09 23:13 UTC · source 2022-04-08excluded productproduct86f5da6cb304…a595104c45d7…
2022-04-09 23:13 UTC · source 2022-04-08excluded packagepackage50436-5539-186f5da6cb304…a595104c45d7…
2022-04-04 05:40 UTC · source 2022-04-01excluded productproductbd6a592717d7…303034d00443…
2022-04-04 05:40 UTC · source 2022-04-01excluded packagepackage50436-5539-1bd6a592717d7…303034d00443…
2021-12-27 23:28 UTC · source 2021-12-27excluded productproduct8dfbde2a14a4…c9ff85d89658…
2021-12-27 23:28 UTC · source 2021-12-27excluded packagepackage50436-5539-18dfbde2a14a4…c9ff85d89658…

Source provenance: Browse the complete Orange Book source catalog · source snapshot 1.

Orange Book products#

Current product rows page 1 of 1 · 3 matching rows.

Application-product, Trade name, Ingredient table
Application-productTrade nameIngredientStrengthDosage form / routeTE codesRLD / RSApproval date
A091169-001ESZOPICLONEESZOPICLONE1MGTABLET / ORALAB2011-05-23
A091169-002ESZOPICLONEESZOPICLONE2MGTABLET / ORALAB2011-05-23
A091169-003ESZOPICLONEESZOPICLONE3MGTABLET / ORALAB2011-05-23

Therapeutic equivalence codes#

Current TE-code rows page 1 of 1 · 3 matching rows.

Application-product, TE code table
Application-productTE code
A091169-001AB
A091169-002AB
A091169-003AB

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 4 · 123 observed states.

Captured, Edition, Application-product table
CapturedEditionApplication-productTrade nameStrengthDosage form / routeProduct TE source textRLD / RSApproval dateSource SHA-256
2026-02-19 14:30 UTC2026-02A091169-001ESZOPICLONE1MGTABLET / ORALAB2011-05-23011fe1cb6892…
2026-02-19 14:30 UTC2026-02A091169-002ESZOPICLONE2MGTABLET / ORALAB2011-05-23011fe1cb6892…
2026-02-19 14:30 UTC2026-02A091169-003ESZOPICLONE3MGTABLET / ORALAB2011-05-23011fe1cb6892…
2025-12-14 10:44 UTC · 2 captures of this ZIP2025-12A091169-001ESZOPICLONE1MGTABLET / ORALAB2011-05-2331067a03dcf5…
2025-12-14 10:44 UTC · 2 captures of this ZIP2025-12A091169-002ESZOPICLONE2MGTABLET / ORALAB2011-05-2331067a03dcf5…
2025-12-14 10:44 UTC · 2 captures of this ZIP2025-12A091169-003ESZOPICLONE3MGTABLET / ORALAB2011-05-2331067a03dcf5…
2025-08-23 18:47 UTC2025-08A091169-001ESZOPICLONE1MGTABLET / ORALAB2011-05-236a471c1ec25d…
2025-08-23 18:47 UTC2025-08A091169-002ESZOPICLONE2MGTABLET / ORALAB2011-05-236a471c1ec25d…
2025-08-23 18:47 UTC2025-08A091169-003ESZOPICLONE3MGTABLET / ORALAB2011-05-236a471c1ec25d…
2025-03-22 03:13 UTC · 3 captures of this ZIP2025-03A091169-001ESZOPICLONE1MGTABLET / ORALAB2011-05-23fd3edfee7708…
2025-03-22 03:13 UTC · 3 captures of this ZIP2025-03A091169-002ESZOPICLONE2MGTABLET / ORALAB2011-05-23fd3edfee7708…
2025-03-22 03:13 UTC · 3 captures of this ZIP2025-03A091169-003ESZOPICLONE3MGTABLET / ORALAB2011-05-23fd3edfee7708…
2025-02-26 10:13 UTC · 3 captures of this ZIP2025-02A091169-001ESZOPICLONE1MGTABLET / ORALAB2011-05-23b8a1b40f171c…
2025-02-26 10:13 UTC · 3 captures of this ZIP2025-02A091169-002ESZOPICLONE2MGTABLET / ORALAB2011-05-23b8a1b40f171c…
2025-02-26 10:13 UTC · 3 captures of this ZIP2025-02A091169-003ESZOPICLONE3MGTABLET / ORALAB2011-05-23b8a1b40f171c…
2025-01-19 17:59 UTC · 7 captures of this ZIP2025-01A091169-001ESZOPICLONE1MGTABLET / ORALAB2011-05-2303ed91905a0d…
2025-01-19 17:59 UTC · 7 captures of this ZIP2025-01A091169-002ESZOPICLONE2MGTABLET / ORALAB2011-05-2303ed91905a0d…
2025-01-19 17:59 UTC · 7 captures of this ZIP2025-01A091169-003ESZOPICLONE3MGTABLET / ORALAB2011-05-2303ed91905a0d…
2024-12-13 21:23 UTC · 2 captures of this ZIP2024-12A091169-001ESZOPICLONE1MGTABLET / ORALAB2011-05-232680178bc6a6…
2024-12-13 21:23 UTC · 2 captures of this ZIP2024-12A091169-002ESZOPICLONE2MGTABLET / ORALAB2011-05-232680178bc6a6…
2024-12-13 21:23 UTC · 2 captures of this ZIP2024-12A091169-003ESZOPICLONE3MGTABLET / ORALAB2011-05-232680178bc6a6…
2024-09-14 05:58 UTC · 2 captures of this ZIP2024-09A091169-001ESZOPICLONE1MGTABLET / ORALAB2011-05-235bbf6a4d5a75…
2024-09-14 05:58 UTC · 2 captures of this ZIP2024-09A091169-002ESZOPICLONE2MGTABLET / ORALAB2011-05-235bbf6a4d5a75…
2024-09-14 05:58 UTC · 2 captures of this ZIP2024-09A091169-003ESZOPICLONE3MGTABLET / ORALAB2011-05-235bbf6a4d5a75…
2024-11-08 22:44 UTC · 3 captures of this ZIP2024-11A091169-001ESZOPICLONE1MGTABLET / ORALAB2011-05-23d8e5a09893c0…
2024-11-08 22:44 UTC · 3 captures of this ZIP2024-11A091169-002ESZOPICLONE2MGTABLET / ORALAB2011-05-23d8e5a09893c0…
2024-11-08 22:44 UTC · 3 captures of this ZIP2024-11A091169-003ESZOPICLONE3MGTABLET / ORALAB2011-05-23d8e5a09893c0…
2024-10-29 15:01 UTC2024-10A091169-001ESZOPICLONE1MGTABLET / ORALAB2011-05-23d06236e962d9…
2024-10-29 15:01 UTC2024-10A091169-002ESZOPICLONE2MGTABLET / ORALAB2011-05-23d06236e962d9…
2024-10-29 15:01 UTC2024-10A091169-003ESZOPICLONE3MGTABLET / ORALAB2011-05-23d06236e962d9…
2024-08-13 05:28 UTC · 3 captures of this ZIP2024-08A091169-001ESZOPICLONE1MGTABLET / ORALAB2011-05-2379d66fd596c7…
2024-08-13 05:28 UTC · 3 captures of this ZIP2024-08A091169-002ESZOPICLONE2MGTABLET / ORALAB2011-05-2379d66fd596c7…
2024-08-13 05:28 UTC · 3 captures of this ZIP2024-08A091169-003ESZOPICLONE3MGTABLET / ORALAB2011-05-2379d66fd596c7…
2024-07-13 05:37 UTC · 2 captures of this ZIP2024-07A091169-001ESZOPICLONE1MGTABLET / ORALAB2011-05-23301d65b070ca…
2024-07-13 05:37 UTC · 2 captures of this ZIP2024-07A091169-002ESZOPICLONE2MGTABLET / ORALAB2011-05-23301d65b070ca…
2024-07-13 05:37 UTC · 2 captures of this ZIP2024-07A091169-003ESZOPICLONE3MGTABLET / ORALAB2011-05-23301d65b070ca…
2024-06-18 03:08 UTC · 5 captures of this ZIP2024-06A091169-001ESZOPICLONE1MGTABLET / ORALAB2011-05-231e350fbaab3a…
2024-06-18 03:08 UTC · 5 captures of this ZIP2024-06A091169-002ESZOPICLONE2MGTABLET / ORALAB2011-05-231e350fbaab3a…
2024-06-18 03:08 UTC · 5 captures of this ZIP2024-06A091169-003ESZOPICLONE3MGTABLET / ORALAB2011-05-231e350fbaab3a…
2024-05-31 18:47 UTC2024-05A091169-001ESZOPICLONE1MGTABLET / ORALAB2011-05-238072bd15b7f6…

Observed Orange Book normalized TE history#

Normalized TE history page 1 of 4 · 123 observed states.

Captured, Edition, Application-product table
CapturedEditionApplication-productTE codeOrderSource SHA-256
2026-02-19 14:30 UTC2026-02A091169-001AB1011fe1cb6892…
2026-02-19 14:30 UTC2026-02A091169-002AB1011fe1cb6892…
2026-02-19 14:30 UTC2026-02A091169-003AB1011fe1cb6892…
2025-12-14 10:44 UTC · 2 captures of this ZIP2025-12A091169-001AB131067a03dcf5…
2025-12-14 10:44 UTC · 2 captures of this ZIP2025-12A091169-002AB131067a03dcf5…
2025-12-14 10:44 UTC · 2 captures of this ZIP2025-12A091169-003AB131067a03dcf5…
2025-08-23 18:47 UTC2025-08A091169-001AB16a471c1ec25d…
2025-08-23 18:47 UTC2025-08A091169-002AB16a471c1ec25d…
2025-08-23 18:47 UTC2025-08A091169-003AB16a471c1ec25d…
2025-03-22 03:13 UTC · 3 captures of this ZIP2025-03A091169-001AB1fd3edfee7708…
2025-03-22 03:13 UTC · 3 captures of this ZIP2025-03A091169-002AB1fd3edfee7708…
2025-03-22 03:13 UTC · 3 captures of this ZIP2025-03A091169-003AB1fd3edfee7708…
2025-02-26 10:13 UTC · 3 captures of this ZIP2025-02A091169-001AB1b8a1b40f171c…
2025-02-26 10:13 UTC · 3 captures of this ZIP2025-02A091169-002AB1b8a1b40f171c…
2025-02-26 10:13 UTC · 3 captures of this ZIP2025-02A091169-003AB1b8a1b40f171c…
2025-01-19 17:59 UTC · 7 captures of this ZIP2025-01A091169-001AB103ed91905a0d…
2025-01-19 17:59 UTC · 7 captures of this ZIP2025-01A091169-002AB103ed91905a0d…
2025-01-19 17:59 UTC · 7 captures of this ZIP2025-01A091169-003AB103ed91905a0d…
2024-12-13 21:23 UTC · 2 captures of this ZIP2024-12A091169-001AB12680178bc6a6…
2024-12-13 21:23 UTC · 2 captures of this ZIP2024-12A091169-002AB12680178bc6a6…
2024-12-13 21:23 UTC · 2 captures of this ZIP2024-12A091169-003AB12680178bc6a6…
2024-09-14 05:58 UTC · 2 captures of this ZIP2024-09A091169-001AB15bbf6a4d5a75…
2024-09-14 05:58 UTC · 2 captures of this ZIP2024-09A091169-002AB15bbf6a4d5a75…
2024-09-14 05:58 UTC · 2 captures of this ZIP2024-09A091169-003AB15bbf6a4d5a75…
2024-11-08 22:44 UTC · 3 captures of this ZIP2024-11A091169-001AB1d8e5a09893c0…
2024-11-08 22:44 UTC · 3 captures of this ZIP2024-11A091169-002AB1d8e5a09893c0…
2024-11-08 22:44 UTC · 3 captures of this ZIP2024-11A091169-003AB1d8e5a09893c0…
2024-10-29 15:01 UTC2024-10A091169-001AB1d06236e962d9…
2024-10-29 15:01 UTC2024-10A091169-002AB1d06236e962d9…
2024-10-29 15:01 UTC2024-10A091169-003AB1d06236e962d9…
2024-08-13 05:28 UTC · 3 captures of this ZIP2024-08A091169-001AB179d66fd596c7…
2024-08-13 05:28 UTC · 3 captures of this ZIP2024-08A091169-002AB179d66fd596c7…
2024-08-13 05:28 UTC · 3 captures of this ZIP2024-08A091169-003AB179d66fd596c7…
2024-07-13 05:37 UTC · 2 captures of this ZIP2024-07A091169-001AB1301d65b070ca…
2024-07-13 05:37 UTC · 2 captures of this ZIP2024-07A091169-002AB1301d65b070ca…
2024-07-13 05:37 UTC · 2 captures of this ZIP2024-07A091169-003AB1301d65b070ca…
2024-06-18 03:08 UTC · 5 captures of this ZIP2024-06A091169-001AB11e350fbaab3a…
2024-06-18 03:08 UTC · 5 captures of this ZIP2024-06A091169-002AB11e350fbaab3a…
2024-06-18 03:08 UTC · 5 captures of this ZIP2024-06A091169-003AB11e350fbaab3a…
2024-05-31 18:47 UTC2024-05A091169-001AB18072bd15b7f6…

DailyMed Product Concepts#

Product concept, Relation, Version table
Product conceptRelationVersionEffective
f65008ed-f925-2246-581a-e6a3201df7e4Product name520250107
351abe41-466c-4dd8-840a-0fdb68318bd5Product name120230316

FDA-Initiated Inactive NDC Indexing#

DailyMed Package Descriptions#

Package NDC, Product, Description table
Package NDCProductDescriptionFormQuantityStrengthSPL version
50436-5539-1Eszopiclone30 in 1 BOTTLETABLET, FILM COATED3011

DailyMed Billing Units#

Package NDC, Billing unit, Product NDC table
Package NDCBilling unitProduct NDCDailyMed indexing SPLSPL versionEffective
50436-5539-1EA - Each50436-55390452e229-76d8-4a8a-8774-5f90b157583112015-10-02

DailyMed Socrata Ingredients#

Ingredient, Type, UNII table
IngredientTypeUNIIDailyMed labelSPL versionUploaded
ESZOPICLONEACTIVE INGREDIENTUZX80K71OEESZOPICLONE TABLET, FILM COATED [UNIT DOSE SERVICES]7
ESZOPICLONEACTIVE MOIETYUZX80K71OEESZOPICLONE TABLET, FILM COATED [UNIT DOSE SERVICES]7
ALUMINUM OXIDEINACTIVE INGREDIENTLMI26O6933ESZOPICLONE TABLET, FILM COATED [UNIT DOSE SERVICES]7
CALCIUM PHOSPHATE, DIBASIC, ANHYDROUSINACTIVE INGREDIENTL11K75P92JESZOPICLONE TABLET, FILM COATED [UNIT DOSE SERVICES]7
CELLULOSE, MICROCRYSTALLINEINACTIVE INGREDIENTOP1R32D61UESZOPICLONE TABLET, FILM COATED [UNIT DOSE SERVICES]7
CROSCARMELLOSE SODIUMINACTIVE INGREDIENTM28OL1HH48ESZOPICLONE TABLET, FILM COATED [UNIT DOSE SERVICES]7
FD&C BLUE NO. 2INACTIVE INGREDIENTL06K8R7DQKESZOPICLONE TABLET, FILM COATED [UNIT DOSE SERVICES]7
HYPROMELLOSE 2910 (3 MPA.S)INACTIVE INGREDIENT0VUT3PMY82ESZOPICLONE TABLET, FILM COATED [UNIT DOSE SERVICES]7
HYPROMELLOSE 2910 (6 MPA.S)INACTIVE INGREDIENT0WZ8WG20P6ESZOPICLONE TABLET, FILM COATED [UNIT DOSE SERVICES]7
INDIGOTINDISULFONATE SODIUMINACTIVE INGREDIENTD3741U8K7LESZOPICLONE TABLET, FILM COATED [UNIT DOSE SERVICES]7
MAGNESIUM STEARATEINACTIVE INGREDIENT70097M6I30ESZOPICLONE TABLET, FILM COATED [UNIT DOSE SERVICES]7
POLYETHYLENE GLYCOL 400INACTIVE INGREDIENTB697894SGQESZOPICLONE TABLET, FILM COATED [UNIT DOSE SERVICES]7
POLYSORBATE 80INACTIVE INGREDIENT6OZP39ZG8HESZOPICLONE TABLET, FILM COATED [UNIT DOSE SERVICES]7
SILICON DIOXIDEINACTIVE INGREDIENTETJ7Z6XBU4ESZOPICLONE TABLET, FILM COATED [UNIT DOSE SERVICES]7
TITANIUM DIOXIDEINACTIVE INGREDIENT15FIX9V2JPESZOPICLONE TABLET, FILM COATED [UNIT DOSE SERVICES]7

DailyMed Dashboard NDC Coverage#

NDC, Dashboard title, SPL version table
NDCDashboard titleSPL versionValidationDashboard ZIP
50436-5539ESZOPICLONE TABLET, FILM COATED [UNIT DOSE SERVICES]11Legacy NDC, 1 package rows20170615_48925d07-1e06-4761-bbdc-d8b7e70ad155.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 · 2 matching rows.

Brand, Generic, Manufacturer table
BrandGenericManufacturerSPL set IDEffective dateAvailable safety fieldsJoin
EszopicloneESZOPICLONETeva Pharmaceuticals USA, Inc.2435e2f1-bc52-488f-80e9-f1758e354aae2021-08-01Boxed warning, Warnings, Adverse reactionsExact identifier
application applno (ANDA): 091169
application number: ANDA091169
EszopicloneESZOPICLONEAphena Pharma Solutions - Tennessee, LLC9bbf260f-3090-46b5-b3ef-81174697f1662020-04-21Boxed warning, Warnings, Adverse reactionsExact identifier
application applno (ANDA): 091169
application number: ANDA091169

DailyMed RxNorm Mappings#

RxCUI, RxNorm string, TTY table
RxCUIRxNorm stringTTYDailyMedSPL version
485442eszopiclone 2 MG Oral TabletPSN48925d07-1e06-4761-bbdc-d8b7e70ad15511
485465eszopiclone 3 MG Oral TabletPSN48925d07-1e06-4761-bbdc-d8b7e70ad15511
485442eszopiclone 2 MG Oral TabletSCD48925d07-1e06-4761-bbdc-d8b7e70ad15511
485465eszopiclone 3 MG Oral TabletSCD48925d07-1e06-4761-bbdc-d8b7e70ad15511

Packages#

Package NDC, 11-digit format, Description table
Package NDC11-digit formatDescriptionStatus
50436-5539-15043655390130 in 1 BOTTLEHistorical