Application 206943

Type
ANDA
Sponsor
ACI HEALTHCARE LTD

Application Products#

Product, Drug, Ingredient table
ProductDrugIngredientFormStrengthReference drugReference standard
001GABAPENTINGABAPENTINCAPSULE;ORAL100MGNoNo
002GABAPENTINGABAPENTINCAPSULE;ORAL300MGNoNo
003GABAPENTINGABAPENTINCAPSULE;ORAL400MGNoNo

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

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
A206943-001GABAPENTINGABAPENTIN100MGCAPSULE / ORALAB2018-05-14
A206943-002GABAPENTINGABAPENTIN300MGCAPSULE / ORALAB2018-05-14
A206943-003GABAPENTINGABAPENTIN400MGCAPSULE / ORALAB2018-05-14

Therapeutic equivalence codes#

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

Application-product, TE code table
Application-productTE code
A206943-001AB
A206943-002AB
A206943-003AB

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 · 126 observed states.

Captured, Edition, Application-product table
CapturedEditionApplication-productTrade nameStrengthDosage form / routeProduct TE source textRLD / RSApproval dateSource SHA-256
2026-08-18 06:07:402026-07A206943-001GABAPENTIN100MGCAPSULE / ORALAB2018-05-14caaa826d4ba7…
2026-08-18 06:07:402026-07A206943-002GABAPENTIN300MGCAPSULE / ORALAB2018-05-14caaa826d4ba7…
2026-08-18 06:07:402026-07A206943-003GABAPENTIN400MGCAPSULE / ORALAB2018-05-14caaa826d4ba7…
2026-02-19 14:30 UTC2026-02A206943-001GABAPENTIN100MGCAPSULE / ORALAB2018-05-14011fe1cb6892…
2026-02-19 14:30 UTC2026-02A206943-002GABAPENTIN300MGCAPSULE / ORALAB2018-05-14011fe1cb6892…
2026-02-19 14:30 UTC2026-02A206943-003GABAPENTIN400MGCAPSULE / ORALAB2018-05-14011fe1cb6892…
2025-12-14 10:44 UTC · 2 captures of this ZIP2025-12A206943-001GABAPENTIN100MGCAPSULE / ORALAB2018-05-1431067a03dcf5…
2025-12-14 10:44 UTC · 2 captures of this ZIP2025-12A206943-002GABAPENTIN300MGCAPSULE / ORALAB2018-05-1431067a03dcf5…
2025-12-14 10:44 UTC · 2 captures of this ZIP2025-12A206943-003GABAPENTIN400MGCAPSULE / ORALAB2018-05-1431067a03dcf5…
2025-08-23 18:47 UTC2025-08A206943-001GABAPENTIN100MGCAPSULE / ORALAB2018-05-146a471c1ec25d…
2025-08-23 18:47 UTC2025-08A206943-002GABAPENTIN300MGCAPSULE / ORALAB2018-05-146a471c1ec25d…
2025-08-23 18:47 UTC2025-08A206943-003GABAPENTIN400MGCAPSULE / ORALAB2018-05-146a471c1ec25d…
2025-03-22 03:13 UTC · 3 captures of this ZIP2025-03A206943-001GABAPENTIN100MGCAPSULE / ORALAB2018-05-14fd3edfee7708…
2025-03-22 03:13 UTC · 3 captures of this ZIP2025-03A206943-002GABAPENTIN300MGCAPSULE / ORALAB2018-05-14fd3edfee7708…
2025-03-22 03:13 UTC · 3 captures of this ZIP2025-03A206943-003GABAPENTIN400MGCAPSULE / ORALAB2018-05-14fd3edfee7708…
2025-02-26 10:13 UTC · 3 captures of this ZIP2025-02A206943-001GABAPENTIN100MGCAPSULE / ORALAB2018-05-14b8a1b40f171c…
2025-02-26 10:13 UTC · 3 captures of this ZIP2025-02A206943-002GABAPENTIN300MGCAPSULE / ORALAB2018-05-14b8a1b40f171c…
2025-02-26 10:13 UTC · 3 captures of this ZIP2025-02A206943-003GABAPENTIN400MGCAPSULE / ORALAB2018-05-14b8a1b40f171c…
2025-01-19 17:59 UTC · 7 captures of this ZIP2025-01A206943-001GABAPENTIN100MGCAPSULE / ORALAB2018-05-1403ed91905a0d…
2025-01-19 17:59 UTC · 7 captures of this ZIP2025-01A206943-002GABAPENTIN300MGCAPSULE / ORALAB2018-05-1403ed91905a0d…
2025-01-19 17:59 UTC · 7 captures of this ZIP2025-01A206943-003GABAPENTIN400MGCAPSULE / ORALAB2018-05-1403ed91905a0d…
2024-12-13 21:23 UTC · 2 captures of this ZIP2024-12A206943-001GABAPENTIN100MGCAPSULE / ORALAB2018-05-142680178bc6a6…
2024-12-13 21:23 UTC · 2 captures of this ZIP2024-12A206943-002GABAPENTIN300MGCAPSULE / ORALAB2018-05-142680178bc6a6…
2024-12-13 21:23 UTC · 2 captures of this ZIP2024-12A206943-003GABAPENTIN400MGCAPSULE / ORALAB2018-05-142680178bc6a6…
2024-09-14 05:58 UTC · 2 captures of this ZIP2024-09A206943-001GABAPENTIN100MGCAPSULE / ORALAB2018-05-145bbf6a4d5a75…
2024-09-14 05:58 UTC · 2 captures of this ZIP2024-09A206943-002GABAPENTIN300MGCAPSULE / ORALAB2018-05-145bbf6a4d5a75…
2024-09-14 05:58 UTC · 2 captures of this ZIP2024-09A206943-003GABAPENTIN400MGCAPSULE / ORALAB2018-05-145bbf6a4d5a75…
2024-11-08 22:44 UTC · 3 captures of this ZIP2024-11A206943-001GABAPENTIN100MGCAPSULE / ORALAB2018-05-14d8e5a09893c0…
2024-11-08 22:44 UTC · 3 captures of this ZIP2024-11A206943-002GABAPENTIN300MGCAPSULE / ORALAB2018-05-14d8e5a09893c0…
2024-11-08 22:44 UTC · 3 captures of this ZIP2024-11A206943-003GABAPENTIN400MGCAPSULE / ORALAB2018-05-14d8e5a09893c0…
2024-10-29 15:01 UTC2024-10A206943-001GABAPENTIN100MGCAPSULE / ORALAB2018-05-14d06236e962d9…
2024-10-29 15:01 UTC2024-10A206943-002GABAPENTIN300MGCAPSULE / ORALAB2018-05-14d06236e962d9…
2024-10-29 15:01 UTC2024-10A206943-003GABAPENTIN400MGCAPSULE / ORALAB2018-05-14d06236e962d9…
2024-08-13 05:28 UTC · 3 captures of this ZIP2024-08A206943-001GABAPENTIN100MGCAPSULE / ORALAB2018-05-1479d66fd596c7…
2024-08-13 05:28 UTC · 3 captures of this ZIP2024-08A206943-002GABAPENTIN300MGCAPSULE / ORALAB2018-05-1479d66fd596c7…
2024-08-13 05:28 UTC · 3 captures of this ZIP2024-08A206943-003GABAPENTIN400MGCAPSULE / ORALAB2018-05-1479d66fd596c7…
2024-07-13 05:37 UTC · 2 captures of this ZIP2024-07A206943-001GABAPENTIN100MGCAPSULE / ORALAB2018-05-14301d65b070ca…
2024-07-13 05:37 UTC · 2 captures of this ZIP2024-07A206943-002GABAPENTIN300MGCAPSULE / ORALAB2018-05-14301d65b070ca…
2024-07-13 05:37 UTC · 2 captures of this ZIP2024-07A206943-003GABAPENTIN400MGCAPSULE / ORALAB2018-05-14301d65b070ca…
2024-06-18 03:08 UTC · 5 captures of this ZIP2024-06A206943-001GABAPENTIN100MGCAPSULE / ORALAB2018-05-141e350fbaab3a…

Observed Orange Book normalized TE history#

Normalized TE history page 1 of 4 · 126 observed states.

Captured, Edition, Application-product table
CapturedEditionApplication-productTE codeOrderSource SHA-256
2026-08-18 06:07:402026-07A206943-001AB1caaa826d4ba7…
2026-08-18 06:07:402026-07A206943-002AB1caaa826d4ba7…
2026-08-18 06:07:402026-07A206943-003AB1caaa826d4ba7…
2026-02-19 14:30 UTC2026-02A206943-001AB1011fe1cb6892…
2026-02-19 14:30 UTC2026-02A206943-002AB1011fe1cb6892…
2026-02-19 14:30 UTC2026-02A206943-003AB1011fe1cb6892…
2025-12-14 10:44 UTC · 2 captures of this ZIP2025-12A206943-001AB131067a03dcf5…
2025-12-14 10:44 UTC · 2 captures of this ZIP2025-12A206943-002AB131067a03dcf5…
2025-12-14 10:44 UTC · 2 captures of this ZIP2025-12A206943-003AB131067a03dcf5…
2025-08-23 18:47 UTC2025-08A206943-001AB16a471c1ec25d…
2025-08-23 18:47 UTC2025-08A206943-002AB16a471c1ec25d…
2025-08-23 18:47 UTC2025-08A206943-003AB16a471c1ec25d…
2025-03-22 03:13 UTC · 3 captures of this ZIP2025-03A206943-001AB1fd3edfee7708…
2025-03-22 03:13 UTC · 3 captures of this ZIP2025-03A206943-002AB1fd3edfee7708…
2025-03-22 03:13 UTC · 3 captures of this ZIP2025-03A206943-003AB1fd3edfee7708…
2025-02-26 10:13 UTC · 3 captures of this ZIP2025-02A206943-001AB1b8a1b40f171c…
2025-02-26 10:13 UTC · 3 captures of this ZIP2025-02A206943-002AB1b8a1b40f171c…
2025-02-26 10:13 UTC · 3 captures of this ZIP2025-02A206943-003AB1b8a1b40f171c…
2025-01-19 17:59 UTC · 7 captures of this ZIP2025-01A206943-001AB103ed91905a0d…
2025-01-19 17:59 UTC · 7 captures of this ZIP2025-01A206943-002AB103ed91905a0d…
2025-01-19 17:59 UTC · 7 captures of this ZIP2025-01A206943-003AB103ed91905a0d…
2024-12-13 21:23 UTC · 2 captures of this ZIP2024-12A206943-001AB12680178bc6a6…
2024-12-13 21:23 UTC · 2 captures of this ZIP2024-12A206943-002AB12680178bc6a6…
2024-12-13 21:23 UTC · 2 captures of this ZIP2024-12A206943-003AB12680178bc6a6…
2024-09-14 05:58 UTC · 2 captures of this ZIP2024-09A206943-001AB15bbf6a4d5a75…
2024-09-14 05:58 UTC · 2 captures of this ZIP2024-09A206943-002AB15bbf6a4d5a75…
2024-09-14 05:58 UTC · 2 captures of this ZIP2024-09A206943-003AB15bbf6a4d5a75…
2024-11-08 22:44 UTC · 3 captures of this ZIP2024-11A206943-001AB1d8e5a09893c0…
2024-11-08 22:44 UTC · 3 captures of this ZIP2024-11A206943-002AB1d8e5a09893c0…
2024-11-08 22:44 UTC · 3 captures of this ZIP2024-11A206943-003AB1d8e5a09893c0…
2024-10-29 15:01 UTC2024-10A206943-001AB1d06236e962d9…
2024-10-29 15:01 UTC2024-10A206943-002AB1d06236e962d9…
2024-10-29 15:01 UTC2024-10A206943-003AB1d06236e962d9…
2024-08-13 05:28 UTC · 3 captures of this ZIP2024-08A206943-001AB179d66fd596c7…
2024-08-13 05:28 UTC · 3 captures of this ZIP2024-08A206943-002AB179d66fd596c7…
2024-08-13 05:28 UTC · 3 captures of this ZIP2024-08A206943-003AB179d66fd596c7…
2024-07-13 05:37 UTC · 2 captures of this ZIP2024-07A206943-001AB1301d65b070ca…
2024-07-13 05:37 UTC · 2 captures of this ZIP2024-07A206943-002AB1301d65b070ca…
2024-07-13 05:37 UTC · 2 captures of this ZIP2024-07A206943-003AB1301d65b070ca…
2024-06-18 03:08 UTC · 5 captures of this ZIP2024-06A206943-001AB11e350fbaab3a…

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 2 · 26 matching rows.

Brand, Generic, Manufacturer table
BrandGenericManufacturerSPL set IDEffective dateAvailable safety fieldsJoin
GabapentinGABAPENTINSt. Mary's Medical Park Pharmacy57492b91-1fe2-74ab-e063-6394a90a0b9e2026-07-20Warnings, Adverse reactionsExact identifier
application applno (ANDA): 206943
application number: ANDA206943
GabapentinGABAPENTINSt. Mary's Medical Park Pharmacy3c585b71-5cfc-18d6-e063-6294a90a3dcf2026-07-17Warnings, Adverse reactionsExact identifier
application applno (ANDA): 206943
application number: ANDA206943
GabapentinGABAPENTINSt. Mary's Medical Park Pharmacy4ddcdff5-8f1f-bff3-e063-6294a90a11952026-07-07Warnings, Adverse reactionsExact identifier
application applno (ANDA): 206943
application number: ANDA206943
GabapentinGABAPENTINSt. Mary's Medical Park Pharmacyf93eaa4f-cc1a-10ab-e053-6394a90a5ffc2026-06-02Warnings, Adverse reactionsExact identifier
application applno (ANDA): 206943
application number: ANDA206943
GabapentinGABAPENTINSt Mary's Medical Park Pharmacyde990f96-96bc-406d-e053-2995a90abebb2026-05-01Warnings, Adverse reactionsExact identifier
application applno (ANDA): 206943
application number: ANDA206943
ndc (product): 60760-814
GabapentinGABAPENTINPreferred Pharmaceuticals Inc.6ecf5114-2ddc-4025-a36d-1884702dc22a2026-04-29Warnings, Adverse reactionsExact identifier
application applno (ANDA): 206943
application number: ANDA206943
ndc (product): 68788-8199
GabapentinGABAPENTINPreferred Pharmaceuticals Inc.f396ec70-826d-45c6-a27c-343c2fac878c2026-04-29Warnings, Adverse reactionsExact identifier
application applno (ANDA): 206943
application number: ANDA206943
ndc (product): 68788-8194
GabapentinGABAPENTINStrides Pharma Science Limited798575b9-ddfa-4915-9574-626abbaf025f2026-04-04Warnings, Adverse reactionsExact identifier
application applno (ANDA): 206943
application number: ANDA206943
GabapentinGABAPENTINREMEDYREPACK INC.167d8b87-506c-4293-9579-563feaa715832025-07-30Warnings, Adverse reactionsExact identifier
application applno (ANDA): 206943
application number: ANDA206943
GabapentinGABAPENTINBryant Ranch Prepackca8177ed-1f0d-436e-a5ac-f58b8f7cbb252025-07-28Warnings, Adverse reactionsExact identifier
application applno (ANDA): 206943
application number: ANDA206943
GabapentinGABAPENTINDirect_Rxf40a4ee4-ae8e-769c-e053-2a95a90a344e2025-01-22Warnings, Adverse reactionsExact identifier
application applno (ANDA): 206943
application number: ANDA206943
GabapentinGABAPENTINADVANCED RX OF TENNESSEE, LLCaf73fbd8-9731-e6bf-e053-2995a90af65d2024-12-31Warnings, Adverse reactionsExact identifier
application applno (ANDA): 206943
application number: ANDA206943
ndc (product): 80425-0031
GabapentinGABAPENTINBryant Ranch Prepackfb0b6613-57d6-4e24-946f-f5f87c460cf02024-10-18Warnings, Adverse reactionsExact identifier
application applno (ANDA): 206943
application number: ANDA206943
GabapentinGABAPENTINBryant Ranch Prepackef37f2a0-3b83-4f71-91c0-6435161b483c2024-10-18Warnings, Adverse reactionsExact identifier
application applno (ANDA): 206943
application number: ANDA206943
GabapentinGABAPENTINNuCare Pharmaceuticals,Inc.8e6ed5d2-40e0-1f06-e053-2a95a90aa40e2024-06-18Warnings, Adverse reactionsExact identifier
application applno (ANDA): 206943
application number: ANDA206943
ndc (product): 68071-4978
GabapentinGABAPENTINNuCare Pharmaceuticals,Inc.ed219efc-84e3-5bdc-e053-2a95a90a56fc2024-04-11Warnings, Adverse reactionsExact identifier
application applno (ANDA): 206943
application number: ANDA206943
ndc (product): 68071-2876
GabapentinGABAPENTINBryant Ranch Prepack38210141-bbdc-4186-b71f-54c72f794dca2024-04-03Warnings, Adverse reactionsExact identifier
application applno (ANDA): 206943
application number: ANDA206943
ndc (product): 71335-1375
GabapentinGABAPENTINBryant Ranch Prepack75418d32-6504-4cb4-b3a9-afa0eaf19b8d2024-04-03Warnings, Adverse reactionsExact identifier
application applno (ANDA): 206943
application number: ANDA206943
GabapentinGABAPENTINBryant Ranch Prepack1ec656c9-034f-4f14-9e6b-9779d41e16272024-04-03Warnings, Adverse reactionsExact identifier
application applno (ANDA): 206943
application number: ANDA206943
ndc (product): 71335-1348
GabapentinGABAPENTINBryant Ranch Prepack8de89818-805a-4a20-a9b1-48cf443b63152024-04-03Warnings, Adverse reactionsExact identifier
application applno (ANDA): 206943
application number: ANDA206943
ndc (product): 71335-1169

NDC Listings For This Application#

NDC listings for this application page 1 of 1 · 70 matching rows.

NDC, Name, Nonproprietary name table
NDCNameNonproprietary nameLabelerMarketing categoryStatus
50090-4889GabapentinGabapentinA-S Medication SolutionsANDACurrent
50090-4889GabapentinGabapentinA-S Medication SolutionsANDACurrent
60760-814GabapentinGabapentinSt Mary's Medical Park PharmacyANDACurrent
63629-8059GabapentinGabapentinBryant Ranch PrepackANDACurrent
63629-8059GabapentinGabapentinBryant Ranch PrepackANDACurrent
63629-8059GabapentinGabapentinBryant Ranch PrepackANDACurrent
67296-1709GabapentinGabapentinRedPharm Drug, Inc.ANDACurrent
67296-1709GabapentinGabapentinRedPharm Drug, Inc.ANDACurrent
68071-2876GabapentinGabapentinNuCare Pharmaceuticals,Inc.ANDACurrent
68071-2883GabapentinGabapentinNuCare Pharmaceuticals,Inc.ANDACurrent
68071-2883GabapentinGabapentinNuCare Pharmaceuticals,Inc.ANDACurrent
68071-4978GabapentinGabapentinNuCare Pharmaceuticals,Inc.ANDACurrent
68071-4978GabapentinGabapentinNuCare Pharmaceuticals,Inc.ANDACurrent
68071-4978GabapentinGabapentinNuCare Pharmaceuticals,Inc.ANDACurrent
68788-7431GabapentinGabapentinPreferred Pharmaceuticals, Inc.791119022ANDACurrent
68788-7431GabapentinGabapentinPreferred Pharmaceuticals, Inc.791119022ANDACurrent
68788-7431GabapentinGabapentinPreferred Pharmaceuticals, Inc.791119022ANDACurrent
68788-7444GabapentinGabapentinPreferred Pharmaceuticals, Inc.ANDACurrent
68788-7444GabapentinGabapentinPreferred Pharmaceuticals, Inc.ANDACurrent
68788-7444GabapentinGabapentinPreferred Pharmaceuticals, Inc.ANDACurrent
68788-7614GabapentinGabapentinPreferred Pharmaceuticals Inc.ANDACurrent
68788-7614GabapentinGabapentinPreferred Pharmaceuticals Inc.ANDACurrent
68788-8194GabapentinGabapentinPreferred Pharmaceuticals Inc.ANDACurrent
68788-8199GabapentinGabapentinPreferred Pharmaceuticals Inc.ANDACurrent
71093-120GabapentinGabapentinACI Healthcare USA, Inc.ANDACurrent
71093-120GabapentinGabapentinACI Healthcare USA, Inc.ANDACurrent
71093-120GabapentinGabapentinACI Healthcare USA, Inc.ANDACurrent
71093-120GabapentinGabapentinACI Healthcare USA, Inc.ANDACurrent
71093-120GabapentinGabapentinACI Healthcare USA, Inc.ANDACurrent
71093-120GabapentinGabapentinACI Healthcare USA, Inc.ANDACurrent
71093-121GabapentinGabapentinACI Healthcare USA, Inc.ANDACurrent
71093-121GabapentinGabapentinACI Healthcare USA, Inc.ANDACurrent
71093-121GabapentinGabapentinACI Healthcare USA, Inc.ANDACurrent
71093-121GabapentinGabapentinACI Healthcare USA, Inc.ANDACurrent
71093-121GabapentinGabapentinACI Healthcare USA, Inc.ANDACurrent
71093-121GabapentinGabapentinACI Healthcare USA, Inc.ANDACurrent
71093-122GabapentinGabapentinACI Healthcare USA, Inc.ANDACurrent
71093-122GabapentinGabapentinACI Healthcare USA, Inc.ANDACurrent
71093-122GabapentinGabapentinACI Healthcare USA, Inc.ANDACurrent
71093-122GabapentinGabapentinACI Healthcare USA, Inc.ANDACurrent
71093-122GabapentinGabapentinACI Healthcare USA, Inc.ANDACurrent
71093-122GabapentinGabapentinACI Healthcare USA, Inc.ANDACurrent
71205-317GabapentinGabapentinProficient Rx LPANDACurrent
71205-317GabapentinGabapentinProficient Rx LPANDACurrent
71205-317GabapentinGabapentinProficient Rx LPANDACurrent
71335-1093GabapentinGabapentinBryant Ranch PrepackANDACurrent
71335-1093GabapentinGabapentinBryant Ranch PrepackANDACurrent
71335-1093GabapentinGabapentinBryant Ranch PrepackANDACurrent
71335-1093GabapentinGabapentinBryant Ranch PrepackANDACurrent
71335-1169GabapentinGabapentinBryant Ranch PrepackANDACurrent
71335-1169GabapentinGabapentinBryant Ranch PrepackANDACurrent
71335-1169GabapentinGabapentinBryant Ranch PrepackANDACurrent
71335-1169GabapentinGabapentinBryant Ranch PrepackANDACurrent
71335-1313GabapentinGabapentinBryant Ranch PrepackANDACurrent
71335-1313GabapentinGabapentinBryant Ranch PrepackANDACurrent
71335-1313GabapentinGabapentinBryant Ranch PrepackANDACurrent
71335-1323GabapentinGabapentinBryant Ranch PrepackANDACurrent
71335-1323GabapentinGabapentinBryant Ranch PrepackANDACurrent
71335-1323GabapentinGabapentinBryant Ranch PrepackANDACurrent
71335-1323GabapentinGabapentinBryant Ranch PrepackANDACurrent
71335-1348GabapentinGabapentinBryant Ranch PrepackANDACurrent
71335-1348GabapentinGabapentinBryant Ranch PrepackANDACurrent
71335-1375GabapentinGabapentinBryant Ranch PrepackANDACurrent
71335-1375GabapentinGabapentinBryant Ranch PrepackANDACurrent
71335-1375GabapentinGabapentinBryant Ranch PrepackANDACurrent
71335-1497GabapentinGabapentinBryant Ranch PrepackANDACurrent
71335-1497GabapentinGabapentinBryant Ranch PrepackANDACurrent
71335-1641GabapentinGabapentinBryant Ranch PrepackANDACurrent
80425-0031GabapentinGabapentinADVANCED RX PHARMACY OF TENNESSEE, LLCANDACurrent
80425-0031GabapentinGabapentinADVANCED RX PHARMACY OF TENNESSEE, LLCANDACurrent