Home NDC 55289-993 Atenolol and Chlorthalidone
Product NDC 55289-993
11-digit product format 552890993
Labeler code 55289
Product ID 55289-993_419b8a9a-2ee9-ef30-e063-6294a90a3e94
Type HUMAN PRESCRIPTION DRUG
Nonproprietary name Atenolol and Chlorthalidone
Dosage form TABLET
Route ORAL
Labeler PD-Rx Pharmaceuticals, Inc.
Application ANDA073665
Marketing category ANDA
Marketing start 1992-08-01
Substance ATENOLOL; CHLORTHALIDONE
Active strength 50; 25 mg/1; mg/1
Pharmacologic classes Adrenergic beta-Antagonists [MoA], Increased Diuresis [PE], Thiazide-like Diuretic [EPC], beta-Adrenergic Blocker [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 · 2 matching rows.
Application-product, Trade name, Ingredient table Application-product Trade name Ingredient Strength Dosage form / route TE codes RLD / RS Approval date A073665-001 ATENOLOL AND CHLORTHALIDONE ATENOLOL; CHLORTHALIDONE 50MG;25MG TABLET / ORAL AB 1992-07-02 A073665-002 ATENOLOL AND CHLORTHALIDONE ATENOLOL; CHLORTHALIDONE 100MG;25MG TABLET / ORAL AB 1992-07-02
Therapeutic equivalence codes# Current TE-code rows page 1 of 1 · 2 matching rows.
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 · 82 observed states.
Captured, Edition, Application-product table Captured Edition Application-product Trade name Strength Dosage form / route Product TE source text RLD / RS Approval date Source SHA-256 2026-02-19 14:30 UTC 2026-02 A073665-001 ATENOLOL AND CHLORTHALIDONE 50MG;25MG TABLET / ORAL AB 1992-07-02 011fe1cb6892…2026-02-19 14:30 UTC 2026-02 A073665-002 ATENOLOL AND CHLORTHALIDONE 100MG;25MG TABLET / ORAL AB 1992-07-02 011fe1cb6892…2025-12-14 10:44 UTC · 2 captures of this ZIP 2025-12 A073665-001 ATENOLOL AND CHLORTHALIDONE 50MG;25MG TABLET / ORAL AB 1992-07-02 31067a03dcf5…2025-12-14 10:44 UTC · 2 captures of this ZIP 2025-12 A073665-002 ATENOLOL AND CHLORTHALIDONE 100MG;25MG TABLET / ORAL AB 1992-07-02 31067a03dcf5…2025-08-23 18:47 UTC 2025-08 A073665-001 ATENOLOL AND CHLORTHALIDONE 50MG;25MG TABLET / ORAL AB 1992-07-02 6a471c1ec25d…2025-08-23 18:47 UTC 2025-08 A073665-002 ATENOLOL AND CHLORTHALIDONE 100MG;25MG TABLET / ORAL AB 1992-07-02 6a471c1ec25d…2025-03-22 03:13 UTC · 3 captures of this ZIP 2025-03 A073665-001 ATENOLOL AND CHLORTHALIDONE 50MG;25MG TABLET / ORAL AB 1992-07-02 fd3edfee7708…2025-03-22 03:13 UTC · 3 captures of this ZIP 2025-03 A073665-002 ATENOLOL AND CHLORTHALIDONE 100MG;25MG TABLET / ORAL AB 1992-07-02 fd3edfee7708…2025-02-26 10:13 UTC · 3 captures of this ZIP 2025-02 A073665-001 ATENOLOL AND CHLORTHALIDONE 50MG;25MG TABLET / ORAL AB 1992-07-02 b8a1b40f171c…2025-02-26 10:13 UTC · 3 captures of this ZIP 2025-02 A073665-002 ATENOLOL AND CHLORTHALIDONE 100MG;25MG TABLET / ORAL AB 1992-07-02 b8a1b40f171c…2025-01-19 17:59 UTC · 7 captures of this ZIP 2025-01 A073665-001 ATENOLOL AND CHLORTHALIDONE 50MG;25MG TABLET / ORAL AB 1992-07-02 03ed91905a0d…2025-01-19 17:59 UTC · 7 captures of this ZIP 2025-01 A073665-002 ATENOLOL AND CHLORTHALIDONE 100MG;25MG TABLET / ORAL AB 1992-07-02 03ed91905a0d…2024-12-13 21:23 UTC · 2 captures of this ZIP 2024-12 A073665-001 ATENOLOL AND CHLORTHALIDONE 50MG;25MG TABLET / ORAL AB 1992-07-02 2680178bc6a6…2024-12-13 21:23 UTC · 2 captures of this ZIP 2024-12 A073665-002 ATENOLOL AND CHLORTHALIDONE 100MG;25MG TABLET / ORAL AB 1992-07-02 2680178bc6a6…2024-09-14 05:58 UTC · 2 captures of this ZIP 2024-09 A073665-001 ATENOLOL AND CHLORTHALIDONE 50MG;25MG TABLET / ORAL AB 1992-07-02 5bbf6a4d5a75…2024-09-14 05:58 UTC · 2 captures of this ZIP 2024-09 A073665-002 ATENOLOL AND CHLORTHALIDONE 100MG;25MG TABLET / ORAL AB 1992-07-02 5bbf6a4d5a75…2024-11-08 22:44 UTC · 3 captures of this ZIP 2024-11 A073665-001 ATENOLOL AND CHLORTHALIDONE 50MG;25MG TABLET / ORAL AB 1992-07-02 d8e5a09893c0…2024-11-08 22:44 UTC · 3 captures of this ZIP 2024-11 A073665-002 ATENOLOL AND CHLORTHALIDONE 100MG;25MG TABLET / ORAL AB 1992-07-02 d8e5a09893c0…2024-10-29 15:01 UTC 2024-10 A073665-001 ATENOLOL AND CHLORTHALIDONE 50MG;25MG TABLET / ORAL AB 1992-07-02 d06236e962d9…2024-10-29 15:01 UTC 2024-10 A073665-002 ATENOLOL AND CHLORTHALIDONE 100MG;25MG TABLET / ORAL AB 1992-07-02 d06236e962d9…2024-08-13 05:28 UTC · 3 captures of this ZIP 2024-08 A073665-001 ATENOLOL AND CHLORTHALIDONE 50MG;25MG TABLET / ORAL AB 1992-07-02 79d66fd596c7…2024-08-13 05:28 UTC · 3 captures of this ZIP 2024-08 A073665-002 ATENOLOL AND CHLORTHALIDONE 100MG;25MG TABLET / ORAL AB 1992-07-02 79d66fd596c7…2024-07-13 05:37 UTC · 2 captures of this ZIP 2024-07 A073665-001 ATENOLOL AND CHLORTHALIDONE 50MG;25MG TABLET / ORAL AB 1992-07-02 301d65b070ca…2024-07-13 05:37 UTC · 2 captures of this ZIP 2024-07 A073665-002 ATENOLOL AND CHLORTHALIDONE 100MG;25MG TABLET / ORAL AB 1992-07-02 301d65b070ca…2024-06-18 03:08 UTC · 5 captures of this ZIP 2024-06 A073665-001 ATENOLOL AND CHLORTHALIDONE 50MG;25MG TABLET / ORAL AB 1992-07-02 1e350fbaab3a…2024-06-18 03:08 UTC · 5 captures of this ZIP 2024-06 A073665-002 ATENOLOL AND CHLORTHALIDONE 100MG;25MG TABLET / ORAL AB 1992-07-02 1e350fbaab3a…2024-05-31 18:47 UTC 2024-05 A073665-001 ATENOLOL AND CHLORTHALIDONE 50MG;25MG TABLET / ORAL AB 1992-07-02 8072bd15b7f6…2024-05-31 18:47 UTC 2024-05 A073665-002 ATENOLOL AND CHLORTHALIDONE 100MG;25MG TABLET / ORAL AB 1992-07-02 8072bd15b7f6…2022-06-29 02:47 UTC · 2 captures of this ZIP 2022-06 A073665-001 ATENOLOL AND CHLORTHALIDONE 50MG;25MG TABLET / ORAL AB 1992-07-02 5c6f7cd8ea54…2022-06-29 02:47 UTC · 2 captures of this ZIP 2022-06 A073665-002 ATENOLOL AND CHLORTHALIDONE 100MG;25MG TABLET / ORAL AB 1992-07-02 5c6f7cd8ea54…2022-04-08 23:34 UTC 2022-04 A073665-001 ATENOLOL AND CHLORTHALIDONE 50MG;25MG TABLET / ORAL AB 1992-07-02 5d02ea3f76ae…2022-04-08 23:34 UTC 2022-04 A073665-002 ATENOLOL AND CHLORTHALIDONE 100MG;25MG TABLET / ORAL AB 1992-07-02 5d02ea3f76ae…2022-04-04 05:41 UTC 2022-04 A073665-001 ATENOLOL AND CHLORTHALIDONE 50MG;25MG TABLET / ORAL AB 1992-07-02 4b0b4de00fa7…2022-04-04 05:41 UTC 2022-04 A073665-002 ATENOLOL AND CHLORTHALIDONE 100MG;25MG TABLET / ORAL AB 1992-07-02 4b0b4de00fa7…2019-12-13 00:20 UTC 2019-12 A073665-001 ATENOLOL AND CHLORTHALIDONE 50MG;25MG TABLET / ORAL AB 1992-07-02 74a2ff9319b5…2019-12-13 00:20 UTC 2019-12 A073665-002 ATENOLOL AND CHLORTHALIDONE 100MG;25MG TABLET / ORAL AB 1992-07-02 74a2ff9319b5…2022-03-09 01:35 UTC 2022-03 A073665-001 ATENOLOL AND CHLORTHALIDONE 50MG;25MG TABLET / ORAL AB 1992-07-02 bb7c543d1eb4…2022-03-09 01:35 UTC 2022-03 A073665-002 ATENOLOL AND CHLORTHALIDONE 100MG;25MG TABLET / ORAL AB 1992-07-02 bb7c543d1eb4…2021-12-28 21:50 UTC 2021-12 A073665-001 ATENOLOL AND CHLORTHALIDONE 50MG;25MG TABLET / ORAL AB 1992-07-02 782e0a99824c…2021-12-28 21:50 UTC 2021-12 A073665-002 ATENOLOL AND CHLORTHALIDONE 100MG;25MG TABLET / ORAL AB 1992-07-02 782e0a99824c…
Observed Orange Book normalized TE history# Normalized TE history page 1 of 3 · 82 observed states.
Additional Listing Data#
Finished product Yes
Brand name base Atenolol and Chlorthalidone
Listing expiration 2026-12-31 Active Ingredients# Ingredient, Strength table Ingredient Strength ATENOLOL 50 mg/1 CHLORTHALIDONE 25 mg/1
Harmonized UNII identifiers# UNII identifiers page 1 of 1 · 2 matching rows.
Identifier, FDA.report destination table Identifier FDA.report destination 50VV3VW0TI Internal UNII lookup Q0MQD1073Q Internal UNII lookup
Harmonized RxCUI identifiers# RxCUI identifiers page 1 of 1 · 1 matching rows.
Identifier, FDA.report destination table Identifier FDA.report destination 197383 Internal RxNorm lookup
Harmonized SPL set identifiers# SPL set identifiers page 1 of 1 · 1 matching rows.
DailyMed Product Concepts# DailyMed Package Descriptions# Package NDC, Product, Description table Package NDC Product Description Form Quantity Strength SPL version 55289-993-30 Atenolol and Chlorthalidone 30 in 1 BOTTLE, PLASTIC TABLET 30 20 55289-993-60 Atenolol and Chlorthalidone 60 in 1 BOTTLE, PLASTIC TABLET 60 20 55289-993-90 Atenolol and Chlorthalidone 90 in 1 BOTTLE, PLASTIC TABLET 90 20
DailyMed Socrata Ingredients# Ingredient, Type, UNII table Ingredient Type UNII DailyMed label SPL version Uploaded ATENOLOL ACTIVE INGREDIENT 50VV3VW0TI ATENOLOL AND CHLORTHALIDONE TABLET [PD-RX PHARMACEUTICALS, INC.] 6 CHLORTHALIDONE ACTIVE INGREDIENT Q0MQD1073Q ATENOLOL AND CHLORTHALIDONE TABLET [PD-RX PHARMACEUTICALS, INC.] 6 ATENOLOL ACTIVE MOIETY 50VV3VW0TI ATENOLOL AND CHLORTHALIDONE TABLET [PD-RX PHARMACEUTICALS, INC.] 6 CHLORTHALIDONE ACTIVE MOIETY Q0MQD1073Q ATENOLOL AND CHLORTHALIDONE TABLET [PD-RX PHARMACEUTICALS, INC.] 6 CELLULOSE, MICROCRYSTALLINE INACTIVE INGREDIENT OP1R32D61U ATENOLOL AND CHLORTHALIDONE TABLET [PD-RX PHARMACEUTICALS, INC.] 6 MAGNESIUM STEARATE INACTIVE INGREDIENT 70097M6I30 ATENOLOL AND CHLORTHALIDONE TABLET [PD-RX PHARMACEUTICALS, INC.] 6 POVIDONE INACTIVE INGREDIENT FZ989GH94E ATENOLOL AND CHLORTHALIDONE TABLET [PD-RX PHARMACEUTICALS, INC.] 6 SODIUM STARCH GLYCOLATE TYPE A POTATO INACTIVE INGREDIENT 5856J3G2A2 ATENOLOL AND CHLORTHALIDONE TABLET [PD-RX PHARMACEUTICALS, INC.] 6
DailyMed Dashboard NDC Coverage# NDC, Dashboard title, SPL version table NDC Dashboard title SPL version Validation Dashboard ZIP 55289-993 ATENOLOL AND CHLORTHALIDONE TABLET [PD-RX PHARMACEUTICALS, INC.] 19 Current NDC, Legacy NDC, 3 package rows 20241006_78b374f8-0e16-4c15-85c1-16609ac3aca2.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.
DailyMed RxNorm Mappings# Packages# Package NDC, 11-digit format, Description table Package NDC 11-digit format Description Units Marketing start Marketing end Sample Exclude flag Status 55289-993-30 55289099330 30 TABLET in 1 BOTTLE, PLASTIC (55289-993-30) 30 tablet 1996-04-24 0000-00-00 No No Current 55289-993-60 55289099360 60 TABLET in 1 BOTTLE, PLASTIC (55289-993-60) 60 tablet 2000-05-08 0000-00-00 No No Current 55289-993-90 55289099390 90 TABLET in 1 BOTTLE, PLASTIC (55289-993-90) 90 tablet 2009-05-18 0000-00-00 No No Current