glycerol phenylbutyrate

Product NDC
70748-425
11-digit product format
707480425
Labeler code
70748
Product ID
70748-425_fd8b7042-85e8-4193-8ce3-2d4ca69d6371
Type
HUMAN PRESCRIPTION DRUG
Nonproprietary name
glycerol phenylbutyrate
Dosage form
LIQUID
Route
ORAL
Labeler
Lupin Pharmaceuticals, Inc.
Application
NDA203284
Marketing category
NDA
Marketing start
2025-10-20
Substance
GLYCEROL PHENYLBUTYRATE
Active strength
1.1 g/mL
Pharmacologic classes
Ammonium Ion Binding Activity [MoA], Nitrogen Binding Agent [EPC]
NDC exclude flag
No
Listing certified through
2026-12-31
Current FDA listing
Yes

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

Orange Book products#

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

Application-product, Trade name, Ingredient table
Application-productTrade nameIngredientStrengthDosage form / routeTE codesRLD / RSApproval date
N203284-001RAVICTIGLYCEROL PHENYLBUTYRATE1.1GM/MLLIQUID / ORALAARLD, RS2013-02-01

Therapeutic equivalence codes#

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

Application-product, TE code table
Application-productTE code
N203284-001AA

Orange Book patents#

Current patent rows page 1 of 1 · 14 matching rows.

Application-product, Patent, Expiration table
Application-productPatentExpirationUse codeCoverage / statusSubmission date
N203284-001100459582030-09-22U-18162018-08-22
N203284-001100459592030-09-22U-18162018-08-22
N203284-001101830022030-09-22U-18162019-02-21
N203284-001101830032030-09-22U-18162019-02-21
N203284-001101830042030-09-22U-18162019-02-21
N203284-001101830052030-09-22U-18162019-02-21
N203284-001101830062030-09-22U-18162019-02-21
N203284-001106680402030-09-22U-18162020-07-02
N203284-00186420122030-09-22U-13832014-02-27
N203284-00192542782030-09-22U-18162016-02-29
N203284-00193269662030-09-22U-18162016-05-25
N203284-00195611972030-09-22U-13832017-07-06
N203284-00199623592030-09-22U-18162018-06-07
N203284-00199996082030-09-22U-18162018-07-12

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 2 · 41 observed states.

Captured, Edition, Application-product table
CapturedEditionApplication-productTrade nameStrengthDosage form / routeProduct TE source textRLD / RSApproval dateSource SHA-256
2026-02-19 14:30 UTC2026-02N203284-001RAVICTI1.1GM/MLLIQUID / ORALAARLD, RS2013-02-01011fe1cb6892…
2025-12-14 10:44 UTC · 2 captures of this ZIP2025-12N203284-001RAVICTI1.1GM/MLLIQUID / ORALAARLD, RS2013-02-0131067a03dcf5…
2025-08-23 18:47 UTC2025-08N203284-001RAVICTI1.1GM/MLLIQUID / ORALRLD, RS2013-02-016a471c1ec25d…
2025-03-22 03:13 UTC · 3 captures of this ZIP2025-03N203284-001RAVICTI1.1GM/MLLIQUID / ORALRLD, RS2013-02-01fd3edfee7708…
2025-02-26 10:13 UTC · 3 captures of this ZIP2025-02N203284-001RAVICTI1.1GM/MLLIQUID / ORALRLD, RS2013-02-01b8a1b40f171c…
2025-01-19 17:59 UTC · 7 captures of this ZIP2025-01N203284-001RAVICTI1.1GM/MLLIQUID / ORALRLD, RS2013-02-0103ed91905a0d…
2024-12-13 21:23 UTC · 2 captures of this ZIP2024-12N203284-001RAVICTI1.1GM/MLLIQUID / ORALRLD, RS2013-02-012680178bc6a6…
2024-09-14 05:58 UTC · 2 captures of this ZIP2024-09N203284-001RAVICTI1.1GM/MLLIQUID / ORALRLD, RS2013-02-015bbf6a4d5a75…
2024-11-08 22:44 UTC · 3 captures of this ZIP2024-11N203284-001RAVICTI1.1GM/MLLIQUID / ORALRLD, RS2013-02-01d8e5a09893c0…
2024-10-29 15:01 UTC2024-10N203284-001RAVICTI1.1GM/MLLIQUID / ORALRLD, RS2013-02-01d06236e962d9…
2024-08-13 05:28 UTC · 3 captures of this ZIP2024-08N203284-001RAVICTI1.1GM/MLLIQUID / ORALRLD, RS2013-02-0179d66fd596c7…
2024-07-13 05:37 UTC · 2 captures of this ZIP2024-07N203284-001RAVICTI1.1GM/MLLIQUID / ORALRLD, RS2013-02-01301d65b070ca…
2024-06-18 03:08 UTC · 5 captures of this ZIP2024-06N203284-001RAVICTI1.1GM/MLLIQUID / ORALRLD, RS2013-02-011e350fbaab3a…
2024-05-31 18:47 UTC2024-05N203284-001RAVICTI1.1GM/MLLIQUID / ORALRLD, RS2013-02-018072bd15b7f6…
2022-06-29 02:47 UTC · 2 captures of this ZIP2022-06N203284-001RAVICTI1.1GM/MLLIQUID / ORALRLD, RS2013-02-015c6f7cd8ea54…
2022-04-08 23:34 UTC2022-04N203284-001RAVICTI1.1GM/MLLIQUID / ORALRLD, RS2013-02-015d02ea3f76ae…
2022-04-04 05:41 UTC2022-04N203284-001RAVICTI1.1GM/MLLIQUID / ORALRLD, RS2013-02-014b0b4de00fa7…
2019-12-13 00:20 UTC2019-12N203284-001RAVICTI1.1GM/MLLIQUID / ORALRLD, RS2013-02-0174a2ff9319b5…
2022-03-09 01:35 UTC2022-03N203284-001RAVICTI1.1GM/MLLIQUID / ORALRLD, RS2013-02-01bb7c543d1eb4…
2021-12-28 21:50 UTC2021-12N203284-001RAVICTI1.1GM/MLLIQUID / ORALAARLD, RS2013-02-01782e0a99824c…
2021-05-05 16:15 UTC · 3 captures of this ZIP2021-05N203284-001RAVICTI1.1GM/MLLIQUID / ORALRLD, RS2013-02-0187673890dc5c…
2021-03-12 10:30 UTC2021-03N203284-001RAVICTI1.1GM/MLLIQUID / ORALRLD, RS2013-02-015aa47cf7b7d7…
2020-12-22 03:56 UTC2020-12N203284-001RAVICTI1.1GM/MLLIQUID / ORALRLD, RS2013-02-018869cabd3fbd…
2020-11-12 02:37 UTC2020-11N203284-001RAVICTI1.1GM/MLLIQUID / ORALRLD, RS2013-02-01c0c555d07b60…
2019-12-14 00:12 UTC2019-12N203284-001RAVICTI1.1GM/MLLIQUID / ORALRLD, RS2013-02-013f01610625f2…
2019-09-15 20:21 UTC2019-09N203284-001RAVICTI1.1GM/MLLIQUID / ORALRLD, RS2013-02-01b00525d2431f…
2019-07-19 19:46 UTC2019-07N203284-001RAVICTI1.1GM/MLLIQUID / ORALRLD, RS2013-02-01ea99ee380514…
2024-03-16 18:09 UTC · 4 captures of this ZIP2024-03N203284-001RAVICTI1.1GM/MLLIQUID / ORALRLD, RS2013-02-016a51e52b5d6a…
2024-02-18 07:12 UTC2024-02N203284-001RAVICTI1.1GM/MLLIQUID / ORALRLD, RS2013-02-011c564ffb4f44…
2023-12-20 04:57 UTC2023-12N203284-001RAVICTI1.1GM/MLLIQUID / ORALRLD, RS2013-02-01ea1830bbd6c7…
2023-11-28 05:40 UTC · 2 captures of this ZIP2023-11N203284-001RAVICTI1.1GM/MLLIQUID / ORALRLD, RS2013-02-01a72a2bbeb626…
2023-10-25 00:34 UTC · 2 captures of this ZIP2023-10N203284-001RAVICTI1.1GM/MLLIQUID / ORALRLD, RS2013-02-019b2671bbb829…
2023-07-15 15:27 UTC · 2 captures of this ZIP2023-07N203284-001RAVICTI1.1GM/MLLIQUID / ORALRLD, RS2013-02-01a67488948f0b…
2023-06-13 01:57 UTC · 3 captures of this ZIP2023-06N203284-001RAVICTI1.1GM/MLLIQUID / ORALRLD, RS2013-02-013f0d92c62455…
2023-05-13 08:27 UTC2023-05N203284-001RAVICTI1.1GM/MLLIQUID / ORALRLD, RS2013-02-01053a50430f4f…
2023-01-26 05:58 UTC2023-01N203284-001RAVICTI1.1GM/MLLIQUID / ORALRLD, RS2013-02-013bdfa0b2c4d7…
2022-11-12 20:34 UTC · 5 captures of this ZIP2022-11N203284-001RAVICTI1.1GM/MLLIQUID / ORALRLD, RS2013-02-013a93d1ddd44b…
2022-10-28 04:53 UTC2022-10N203284-001RAVICTI1.1GM/MLLIQUID / ORALRLD, RS2013-02-01f41ea6bd6efb…
2022-09-29 23:25 UTC2022-09N203284-001RAVICTI1.1GM/MLLIQUID / ORALRLD, RS2013-02-01e64feba35796…
2022-07-09 03:26 UTC · 3 captures of this ZIP2022-07N203284-001RAVICTI1.1GM/MLLIQUID / ORALRLD, RS2013-02-01cb3db0bc1861…

Observed Orange Book normalized TE history#

Captured, Edition, Application-product table
CapturedEditionApplication-productTE codeOrderSource SHA-256
2026-02-19 14:30 UTC2026-02N203284-001AA1011fe1cb6892…
2025-12-14 10:44 UTC · 2 captures of this ZIP2025-12N203284-001AA131067a03dcf5…
2021-12-28 21:50 UTC2021-12N203284-001AA1782e0a99824c…
2026-07-26 02:55 UTC · 3 captures of this ZIP2026-06N203284-001AA1a50c72e98297…

Observed Orange Book patent history#

Patent history page 1 of 16 · 634 observed states.

Captured, Edition, Application-product table
CapturedEditionApplication-productPatentExpirationUse codeCoverage / statusSubmission dateSource SHA-256
2026-02-19 14:30 UTC2026-02N203284-001100459582030-09-22U-18162018-08-22011fe1cb6892…
2026-02-19 14:30 UTC2026-02N203284-001100459592030-09-22U-18162018-08-22011fe1cb6892…
2026-02-19 14:30 UTC2026-02N203284-001101830022030-09-22U-18162019-02-21011fe1cb6892…
2026-02-19 14:30 UTC2026-02N203284-001101830032030-09-22U-18162019-02-21011fe1cb6892…
2026-02-19 14:30 UTC2026-02N203284-001101830042030-09-22U-18162019-02-21011fe1cb6892…
2026-02-19 14:30 UTC2026-02N203284-001101830052030-09-22U-18162019-02-21011fe1cb6892…
2026-02-19 14:30 UTC2026-02N203284-001101830062030-09-22U-18162019-02-21011fe1cb6892…
2026-02-19 14:30 UTC2026-02N203284-001106680402030-09-22U-18162020-07-02011fe1cb6892…
2026-02-19 14:30 UTC2026-02N203284-00186420122030-09-22U-13832014-02-27011fe1cb6892…
2026-02-19 14:30 UTC2026-02N203284-00192542782030-09-22U-18162016-02-29011fe1cb6892…
2026-02-19 14:30 UTC2026-02N203284-00193269662030-09-22U-18162016-05-25011fe1cb6892…
2026-02-19 14:30 UTC2026-02N203284-00195611972030-09-22U-13832017-07-06011fe1cb6892…
2026-02-19 14:30 UTC2026-02N203284-00199623592030-09-22U-18162018-06-07011fe1cb6892…
2026-02-19 14:30 UTC2026-02N203284-00199996082030-09-22U-18162018-07-12011fe1cb6892…
2026-02-19 14:30 UTC2026-02N203284-00184042152032-03-09U-1383Delist requested2013-04-25011fe1cb6892…
2025-12-14 10:44 UTC · 2 captures of this ZIP2025-12N203284-001100459582030-09-22U-18162018-08-2231067a03dcf5…
2025-12-14 10:44 UTC · 2 captures of this ZIP2025-12N203284-001100459592030-09-22U-18162018-08-2231067a03dcf5…
2025-12-14 10:44 UTC · 2 captures of this ZIP2025-12N203284-001101830022030-09-22U-18162019-02-2131067a03dcf5…
2025-12-14 10:44 UTC · 2 captures of this ZIP2025-12N203284-001101830032030-09-22U-18162019-02-2131067a03dcf5…
2025-12-14 10:44 UTC · 2 captures of this ZIP2025-12N203284-001101830042030-09-22U-18162019-02-2131067a03dcf5…
2025-12-14 10:44 UTC · 2 captures of this ZIP2025-12N203284-001101830052030-09-22U-18162019-02-2131067a03dcf5…
2025-12-14 10:44 UTC · 2 captures of this ZIP2025-12N203284-001101830062030-09-22U-18162019-02-2131067a03dcf5…
2025-12-14 10:44 UTC · 2 captures of this ZIP2025-12N203284-001106680402030-09-22U-18162020-07-0231067a03dcf5…
2025-12-14 10:44 UTC · 2 captures of this ZIP2025-12N203284-00186420122030-09-22U-13832014-02-2731067a03dcf5…
2025-12-14 10:44 UTC · 2 captures of this ZIP2025-12N203284-00192542782030-09-22U-18162016-02-2931067a03dcf5…
2025-12-14 10:44 UTC · 2 captures of this ZIP2025-12N203284-00193269662030-09-22U-18162016-05-2531067a03dcf5…
2025-12-14 10:44 UTC · 2 captures of this ZIP2025-12N203284-00195611972030-09-22U-13832017-07-0631067a03dcf5…
2025-12-14 10:44 UTC · 2 captures of this ZIP2025-12N203284-00199623592030-09-22U-18162018-06-0731067a03dcf5…
2025-12-14 10:44 UTC · 2 captures of this ZIP2025-12N203284-00199996082030-09-22U-18162018-07-1231067a03dcf5…
2025-12-14 10:44 UTC · 2 captures of this ZIP2025-12N203284-00184042152032-03-09U-1383Delist requested2013-04-2531067a03dcf5…
2025-08-23 18:47 UTC2025-08N203284-001100459582030-09-22U-18162018-08-226a471c1ec25d…
2025-08-23 18:47 UTC2025-08N203284-001100459592030-09-22U-18162018-08-226a471c1ec25d…
2025-08-23 18:47 UTC2025-08N203284-001101830022030-09-22U-18162019-02-216a471c1ec25d…
2025-08-23 18:47 UTC2025-08N203284-001101830032030-09-22U-18162019-02-216a471c1ec25d…
2025-08-23 18:47 UTC2025-08N203284-001101830042030-09-22U-18162019-02-216a471c1ec25d…
2025-08-23 18:47 UTC2025-08N203284-001101830052030-09-22U-18162019-02-216a471c1ec25d…
2025-08-23 18:47 UTC2025-08N203284-001101830062030-09-22U-18162019-02-216a471c1ec25d…
2025-08-23 18:47 UTC2025-08N203284-001106680402030-09-22U-18162020-07-026a471c1ec25d…
2025-08-23 18:47 UTC2025-08N203284-00186420122030-09-22U-13832014-02-276a471c1ec25d…
2025-08-23 18:47 UTC2025-08N203284-00192542782030-09-22U-18162016-02-296a471c1ec25d…

Observed Orange Book exclusivity history#

Exclusivity history page 1 of 2 · 48 observed states.

Captured, Edition, Application-product table
CapturedEditionApplication-productExclusivity codeExpirationSource SHA-256
2025-01-19 17:59 UTC · 7 captures of this ZIP2025-01N203284-001ODE-1572024-04-2803ed91905a0d…
2024-12-13 21:23 UTC · 2 captures of this ZIP2024-12N203284-001ODE-1572024-04-282680178bc6a6…
2024-09-14 05:58 UTC · 2 captures of this ZIP2024-09N203284-001ODE-1572024-04-285bbf6a4d5a75…
2024-11-08 22:44 UTC · 3 captures of this ZIP2024-11N203284-001ODE-1572024-04-28d8e5a09893c0…
2024-10-29 15:01 UTC2024-10N203284-001ODE-1572024-04-28d06236e962d9…
2024-08-13 05:28 UTC · 3 captures of this ZIP2024-08N203284-001ODE-1572024-04-2879d66fd596c7…
2024-07-13 05:37 UTC · 2 captures of this ZIP2024-07N203284-001ODE-1572024-04-28301d65b070ca…
2024-06-18 03:08 UTC · 5 captures of this ZIP2024-06N203284-001ODE-1572024-04-281e350fbaab3a…
2024-05-31 18:47 UTC2024-05N203284-001ODE-1572024-04-288072bd15b7f6…
2022-06-29 02:47 UTC · 2 captures of this ZIP2022-06N203284-001ODE-1572024-04-285c6f7cd8ea54…
2022-04-08 23:34 UTC2022-04N203284-001ODE-1572024-04-285d02ea3f76ae…
2022-04-04 05:41 UTC2022-04N203284-001ODE-1572024-04-284b0b4de00fa7…
2019-12-13 00:20 UTC2019-12N203284-001ODE-422020-02-0174a2ff9319b5…
2019-12-13 00:20 UTC2019-12N203284-001NPP2020-04-2874a2ff9319b5…
2019-12-13 00:20 UTC2019-12N203284-001ODE-1572024-04-2874a2ff9319b5…
2022-03-09 01:35 UTC2022-03N203284-001ODE-1572024-04-28bb7c543d1eb4…
2021-12-28 21:50 UTC2021-12N203284-001NPP2021-12-21782e0a99824c…
2021-12-28 21:50 UTC2021-12N203284-001ODE-1572024-04-28782e0a99824c…
2021-05-05 16:15 UTC · 3 captures of this ZIP2021-05N203284-001ODE-1572024-04-2887673890dc5c…
2021-03-12 10:30 UTC2021-03N203284-001ODE-1572024-04-285aa47cf7b7d7…
2020-12-22 03:56 UTC2020-12N203284-001ODE-422020-02-018869cabd3fbd…
2020-12-22 03:56 UTC2020-12N203284-001NPP2020-04-288869cabd3fbd…
2020-12-22 03:56 UTC2020-12N203284-001ODE-1572024-04-288869cabd3fbd…
2020-11-12 02:37 UTC2020-11N203284-001ODE-422020-02-01c0c555d07b60…
2020-11-12 02:37 UTC2020-11N203284-001NPP2020-04-28c0c555d07b60…
2020-11-12 02:37 UTC2020-11N203284-001ODE-1572024-04-28c0c555d07b60…
2019-12-14 00:12 UTC2019-12N203284-001ODE-422020-02-013f01610625f2…
2019-12-14 00:12 UTC2019-12N203284-001NPP2020-04-283f01610625f2…
2019-12-14 00:12 UTC2019-12N203284-001ODE-1572024-04-283f01610625f2…
2019-09-15 20:21 UTC2019-09N203284-001ODE-422020-02-01b00525d2431f…
2019-09-15 20:21 UTC2019-09N203284-001NPP2020-04-28b00525d2431f…
2019-09-15 20:21 UTC2019-09N203284-001ODE-1572024-04-28b00525d2431f…
2019-07-19 19:46 UTC2019-07N203284-001ODE-422020-02-01ea99ee380514…
2019-07-19 19:46 UTC2019-07N203284-001NPP2020-04-28ea99ee380514…
2019-07-19 19:46 UTC2019-07N203284-001ODE-1572024-04-28ea99ee380514…
2024-03-16 18:09 UTC · 4 captures of this ZIP2024-03N203284-001ODE-1572024-04-286a51e52b5d6a…
2024-02-18 07:12 UTC2024-02N203284-001ODE-1572024-04-281c564ffb4f44…
2023-12-20 04:57 UTC2023-12N203284-001ODE-1572024-04-28ea1830bbd6c7…
2023-11-28 05:40 UTC · 2 captures of this ZIP2023-11N203284-001ODE-1572024-04-28a72a2bbeb626…
2023-10-25 00:34 UTC · 2 captures of this ZIP2023-10N203284-001ODE-1572024-04-289b2671bbb829…

Additional Listing Data#

Finished product
Yes
Brand name base
glycerol phenylbutyrate
Listing expiration
2026-12-31

Active Ingredients#

Ingredient, Strength table
IngredientStrength
GLYCEROL PHENYLBUTYRATE1.1 g/mL

Harmonized UNII identifiers#

UNII identifiers page 1 of 1 · 1 matching rows.

Identifier, FDA.report destination table
IdentifierFDA.report destination
ZH6F1VCV7BInternal UNII lookup

Harmonized RxCUI identifiers#

RxCUI identifiers page 1 of 1 · 1 matching rows.

Identifier, FDA.report destination table
IdentifierFDA.report destination
1368453Internal RxNorm lookup

Harmonized SPL set identifiers#

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

Identifier, FDA.report destination table
IdentifierFDA.report destination
9bfa912f-c86c-4702-ac99-464c4356d80cAvailable on FDA.report

DailyMed Product Concepts#

Product concept, Relation, Version table
Product conceptRelationVersionEffective
0cc537b1-c2e1-c627-bac5-cebf6929cf73Product name320240109
5b2d409d-7740-4999-9561-96950a3ff604Product name120230919
33ad3946-5a41-4c5a-ac56-c03c9275532fProduct name120230313
80e18c01-dd53-4091-b66d-ad9549805dabProduct name120221116
f6fdd4e1-690e-487f-b950-ea9fa2ba47d1Product name120170711
d43c7982-5d28-8a36-d1c0-93d0f3b1ada4Product name120140508

DailyMed Package Descriptions#

Package NDC, Product, Description table
Package NDCProductDescriptionFormQuantityStrengthSPL version
70748-425-01glycerol phenylbutyrate25 mL in 1 BOTTLELIQUID251
70748-425-01glycerol phenylbutyrate1 in 1 CARTONLIQUID11

DailyMed Billing Units#

Package NDC, Billing unit, Product NDC table
Package NDCBilling unitProduct NDCDailyMed indexing SPLSPL versionEffective
70748-425-01ML - Milliliter70748-4254c782645-ea7d-42d2-8bab-a662388dd7d112025-11-13

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
RavictiGLYCEROL PHENYLBUTYRATEHorizon Therapeutics USA, Inc.900e7dc0-9afe-4f50-80de-90567bb785192025-10-29Warnings, Adverse reactionsExact identifier
application applno (NDA): 203284
application number: NDA203284
glycerol phenylbutyrateGLYCEROL PHENYLBUTYRATELupin Pharmaceuticals, Inc.9bfa912f-c86c-4702-ac99-464c4356d80c2025-06-30Warnings, Adverse reactionsExact identifier
application applno (NDA): 203284
application number: NDA203284
ndc (product): 70748-425

DailyMed RxNorm Mappings#

RxCUI, RxNorm string, TTY table
RxCUIRxNorm stringTTYDailyMedSPL version
1368453glycerol phenylbutyrate 1.1 GM in 1 mL Oral SolutionPSN9bfa912f-c86c-4702-ac99-464c4356d80c1
1368453glycerol phenylbutyrate 1100 MG/ML Oral SolutionSCD9bfa912f-c86c-4702-ac99-464c4356d80c1
1368453glycerol phenylbutyrate 1.1 GM per 1 ML Oral SolutionSY9bfa912f-c86c-4702-ac99-464c4356d80c1

Packages#

Package NDC, 11-digit format, Description table
Package NDC11-digit formatDescriptionUnitsMarketing startSampleExclude flagStatus
70748-425-01707480425011 BOTTLE in 1 CARTON (70748-425-01) / 25 mL in 1 BOTTLE1 bottle2025-10-20NoNoCurrent