Home NDC 65649-150 Relistor
Product NDC 65649-150
11-digit product format 656490150
Labeler code 65649
Product ID 65649-150_9db15b8c-2928-4b75-a33b-548416afc8c9
Type HUMAN PRESCRIPTION DRUG
Nonproprietary name Methylnaltrexone bromide
Dosage form TABLET
Route ORAL
Labeler Salix Pharmaceuticals, Inc.
Application NDA208271
Marketing category NDA
Marketing start 2008-08-01
Substance METHYLNALTREXONE BROMIDE
Active strength 150 mg/1
Pharmacologic classes Opioid Antagonist [EPC], Opioid Antagonists [MoA], Quaternary Ammonium Compounds [CS]
NDC exclude flag No
Listing certified through 2027-12-31
Current FDA listing Yes 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 · 12 matching rows.
View current auxiliary records. · View the auxiliary file history.
Captured / source date, Snapshot, Source SHA-256 table Captured / source date Snapshot Source SHA-256 2025-12-14 17:58 UTC · source 2025-12-05 d630ba8d3edf…732f749b63fb…2025-08-27 00:01 UTC · source 2025-08-26 f5e01cc5f278…a2eaf40c39c3…2025-04-01 02:39 UTC · source 2025-03-31 2ef7874e63bc…57b86245f4fa…2025-03-28 20:22 UTC · source 2025-03-28 a1b67e2a42f9…c4cf2c586c0d…2025-03-22 03:12 UTC · source 2025-03-21 cfe11265f3b6…090c488252e2…2025-03-10 12:48 UTC · source 2025-03-10 cdf11ea48f46…ba0047e9e063…2025-02-02 03:52 UTC · source 2025-01-31 302b2466d912…e7b80fea0513…2025-01-20 13:05 UTC · source 2025-01-20 ed331223b511…672a5bd82f5f…2025-01-11 03:41 UTC · source 2025-01-10 0efc9e666f02…f202fb6c5f17…2024-11-09 02:27 UTC · source 2024-11-08 ad56d346431e…cc804d4bbf1e…2024-10-04 04:10 UTC · source 2024-10-03 367a005e9d99…383a685ebd0f…2024-07-10 04:00 UTC · source 2024-07-09 557ba5c1ecfa…9c80585c8c6e…
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-product Trade name Ingredient Strength Dosage form / route TE codes RLD / RS Approval date N208271-001 RELISTOR METHYLNALTREXONE BROMIDE 150MG TABLET / ORAL RLD, RS 2016-07-19
Orange Book patents# Current patent rows page 1 of 1 · 9 matching rows.
Application-product, Patent, Expiration table Application-product Patent Expiration Use code Coverage / status Submission date N208271-001 8420663 2029-09-30 U-1185 2016-07-25 N208271-001 9180125 2029-09-30 U-1185 Drug product 2016-07-25 N208271-001 9492445 2029-09-30 U-1185 Drug product 2017-08-30 N208271-001 9724343 2029-09-30 U-1185 Drug product 2017-08-16 N208271-001 10307417 2031-03-10 Drug product 2019-06-07 N208271-001 10376505 2031-03-10 Drug product 2019-09-10 N208271-001 8524276 2031-03-10 Drug product 2016-07-25 N208271-001 8956651 2031-03-10 Drug product 2016-07-25 N208271-001 9314461 2031-03-10 Drug product 2016-08-12
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 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 N208271-001 RELISTOR 150MG TABLET / ORAL RLD, RS 2016-07-19 011fe1cb6892…2025-12-14 10:44 UTC · 2 captures of this ZIP 2025-12 N208271-001 RELISTOR 150MG TABLET / ORAL RLD, RS 2016-07-19 31067a03dcf5…2025-08-23 18:47 UTC 2025-08 N208271-001 RELISTOR 150MG TABLET / ORAL RLD, RS 2016-07-19 6a471c1ec25d…2025-03-22 03:13 UTC · 3 captures of this ZIP 2025-03 N208271-001 RELISTOR 150MG TABLET / ORAL RLD, RS 2016-07-19 fd3edfee7708…2025-02-26 10:13 UTC · 3 captures of this ZIP 2025-02 N208271-001 RELISTOR 150MG TABLET / ORAL RLD, RS 2016-07-19 b8a1b40f171c…2025-01-19 17:59 UTC · 7 captures of this ZIP 2025-01 N208271-001 RELISTOR 150MG TABLET / ORAL RLD, RS 2016-07-19 03ed91905a0d…2024-12-13 21:23 UTC · 2 captures of this ZIP 2024-12 N208271-001 RELISTOR 150MG TABLET / ORAL RLD, RS 2016-07-19 2680178bc6a6…2024-09-14 05:58 UTC · 2 captures of this ZIP 2024-09 N208271-001 RELISTOR 150MG TABLET / ORAL RLD, RS 2016-07-19 5bbf6a4d5a75…2024-11-08 22:44 UTC · 3 captures of this ZIP 2024-11 N208271-001 RELISTOR 150MG TABLET / ORAL RLD, RS 2016-07-19 d8e5a09893c0…2024-10-29 15:01 UTC 2024-10 N208271-001 RELISTOR 150MG TABLET / ORAL RLD, RS 2016-07-19 d06236e962d9…2024-08-13 05:28 UTC · 3 captures of this ZIP 2024-08 N208271-001 RELISTOR 150MG TABLET / ORAL RLD, RS 2016-07-19 79d66fd596c7…2024-07-13 05:37 UTC · 2 captures of this ZIP 2024-07 N208271-001 RELISTOR 150MG TABLET / ORAL RLD, RS 2016-07-19 301d65b070ca…2024-06-18 03:08 UTC · 5 captures of this ZIP 2024-06 N208271-001 RELISTOR 150MG TABLET / ORAL RLD, RS 2016-07-19 1e350fbaab3a…2024-05-31 18:47 UTC 2024-05 N208271-001 RELISTOR 150MG TABLET / ORAL RLD, RS 2016-07-19 8072bd15b7f6…2022-06-29 02:47 UTC · 2 captures of this ZIP 2022-06 N208271-001 RELISTOR 150MG TABLET / ORAL RLD, RS 2016-07-19 5c6f7cd8ea54…2022-04-08 23:34 UTC 2022-04 N208271-001 RELISTOR 150MG TABLET / ORAL RLD, RS 2016-07-19 5d02ea3f76ae…2022-04-04 05:41 UTC 2022-04 N208271-001 RELISTOR 150MG TABLET / ORAL RLD, RS 2016-07-19 4b0b4de00fa7…2019-12-13 00:20 UTC 2019-12 N208271-001 RELISTOR 150MG TABLET / ORAL RLD, RS 2016-07-19 74a2ff9319b5…2022-03-09 01:35 UTC 2022-03 N208271-001 RELISTOR 150MG TABLET / ORAL RLD, RS 2016-07-19 bb7c543d1eb4…2021-12-28 21:50 UTC 2021-12 N208271-001 RELISTOR 150MG TABLET / ORAL RLD, RS 2016-07-19 782e0a99824c…2021-05-05 16:15 UTC · 3 captures of this ZIP 2021-05 N208271-001 RELISTOR 150MG TABLET / ORAL RLD, RS 2016-07-19 87673890dc5c…2021-03-12 10:30 UTC 2021-03 N208271-001 RELISTOR 150MG TABLET / ORAL RLD, RS 2016-07-19 5aa47cf7b7d7…2020-12-22 03:56 UTC 2020-12 N208271-001 RELISTOR 150MG TABLET / ORAL RLD, RS 2016-07-19 8869cabd3fbd…2020-11-12 02:37 UTC 2020-11 N208271-001 RELISTOR 150MG TABLET / ORAL RLD, RS 2016-07-19 c0c555d07b60…2019-12-14 00:12 UTC 2019-12 N208271-001 RELISTOR 150MG TABLET / ORAL RLD, RS 2016-07-19 3f01610625f2…2019-09-15 20:21 UTC 2019-09 N208271-001 RELISTOR 150MG TABLET / ORAL RLD, RS 2016-07-19 b00525d2431f…2019-07-19 19:46 UTC 2019-07 N208271-001 RELISTOR 150MG TABLET / ORAL RLD, RS 2016-07-19 ea99ee380514…2024-03-16 18:09 UTC · 4 captures of this ZIP 2024-03 N208271-001 RELISTOR 150MG TABLET / ORAL RLD, RS 2016-07-19 6a51e52b5d6a…2024-02-18 07:12 UTC 2024-02 N208271-001 RELISTOR 150MG TABLET / ORAL RLD, RS 2016-07-19 1c564ffb4f44…2023-12-20 04:57 UTC 2023-12 N208271-001 RELISTOR 150MG TABLET / ORAL RLD, RS 2016-07-19 ea1830bbd6c7…2023-11-28 05:40 UTC · 2 captures of this ZIP 2023-11 N208271-001 RELISTOR 150MG TABLET / ORAL RLD, RS 2016-07-19 a72a2bbeb626…2023-10-25 00:34 UTC · 2 captures of this ZIP 2023-10 N208271-001 RELISTOR 150MG TABLET / ORAL RLD, RS 2016-07-19 9b2671bbb829…2023-07-15 15:27 UTC · 2 captures of this ZIP 2023-07 N208271-001 RELISTOR 150MG TABLET / ORAL RLD, RS 2016-07-19 a67488948f0b…2023-06-13 01:57 UTC · 3 captures of this ZIP 2023-06 N208271-001 RELISTOR 150MG TABLET / ORAL RLD, RS 2016-07-19 3f0d92c62455…2023-05-13 08:27 UTC 2023-05 N208271-001 RELISTOR 150MG TABLET / ORAL RLD, RS 2016-07-19 053a50430f4f…2023-01-26 05:58 UTC 2023-01 N208271-001 RELISTOR 150MG TABLET / ORAL RLD, RS 2016-07-19 3bdfa0b2c4d7…2022-11-12 20:34 UTC · 5 captures of this ZIP 2022-11 N208271-001 RELISTOR 150MG TABLET / ORAL RLD, RS 2016-07-19 3a93d1ddd44b…2022-10-28 04:53 UTC 2022-10 N208271-001 RELISTOR 150MG TABLET / ORAL RLD, RS 2016-07-19 f41ea6bd6efb…2022-09-29 23:25 UTC 2022-09 N208271-001 RELISTOR 150MG TABLET / ORAL RLD, RS 2016-07-19 e64feba35796…2022-07-09 03:26 UTC · 3 captures of this ZIP 2022-07 N208271-001 RELISTOR 150MG TABLET / ORAL RLD, RS 2016-07-19 cb3db0bc1861…
Observed Orange Book patent history# Patent history page 1 of 10 · 368 observed states.
Captured, Edition, Application-product table Captured Edition Application-product Patent Expiration Use code Coverage / status Submission date Source SHA-256 2026-02-19 14:30 UTC 2026-02 N208271-001 8420663 2029-09-30 U-1185 2016-07-25 011fe1cb6892…2026-02-19 14:30 UTC 2026-02 N208271-001 9180125 2029-09-30 U-1185 Drug product 2016-07-25 011fe1cb6892…2026-02-19 14:30 UTC 2026-02 N208271-001 9492445 2029-09-30 U-1185 Drug product 2017-08-30 011fe1cb6892…2026-02-19 14:30 UTC 2026-02 N208271-001 9724343 2029-09-30 U-1185 Drug product 2017-08-16 011fe1cb6892…2026-02-19 14:30 UTC 2026-02 N208271-001 10307417 2031-03-10 Drug product 2019-06-07 011fe1cb6892…2026-02-19 14:30 UTC 2026-02 N208271-001 10376505 2031-03-10 Drug product 2019-09-10 011fe1cb6892…2026-02-19 14:30 UTC 2026-02 N208271-001 8524276 2031-03-10 Drug product 2016-07-25 011fe1cb6892…2026-02-19 14:30 UTC 2026-02 N208271-001 8956651 2031-03-10 Drug product 2016-07-25 011fe1cb6892…2026-02-19 14:30 UTC 2026-02 N208271-001 9314461 2031-03-10 Drug product 2016-08-12 011fe1cb6892…2025-12-14 10:44 UTC · 2 captures of this ZIP 2025-12 N208271-001 8420663 2029-09-30 U-1185 2016-07-25 31067a03dcf5…2025-12-14 10:44 UTC · 2 captures of this ZIP 2025-12 N208271-001 9180125 2029-09-30 U-1185 Drug product 2016-07-25 31067a03dcf5…2025-12-14 10:44 UTC · 2 captures of this ZIP 2025-12 N208271-001 9492445 2029-09-30 U-1185 Drug product 2017-08-30 31067a03dcf5…2025-12-14 10:44 UTC · 2 captures of this ZIP 2025-12 N208271-001 9724343 2029-09-30 U-1185 Drug product 2017-08-16 31067a03dcf5…2025-12-14 10:44 UTC · 2 captures of this ZIP 2025-12 N208271-001 10307417 2031-03-10 Drug product 2019-06-07 31067a03dcf5…2025-12-14 10:44 UTC · 2 captures of this ZIP 2025-12 N208271-001 10376505 2031-03-10 Drug product 2019-09-10 31067a03dcf5…2025-12-14 10:44 UTC · 2 captures of this ZIP 2025-12 N208271-001 8524276 2031-03-10 Drug product 2016-07-25 31067a03dcf5…2025-12-14 10:44 UTC · 2 captures of this ZIP 2025-12 N208271-001 8956651 2031-03-10 Drug product 2016-07-25 31067a03dcf5…2025-12-14 10:44 UTC · 2 captures of this ZIP 2025-12 N208271-001 9314461 2031-03-10 Drug product 2016-08-12 31067a03dcf5…2025-08-23 18:47 UTC 2025-08 N208271-001 8420663 2029-09-30 U-1185 2016-07-25 6a471c1ec25d…2025-08-23 18:47 UTC 2025-08 N208271-001 9180125 2029-09-30 U-1185 Drug product 2016-07-25 6a471c1ec25d…2025-08-23 18:47 UTC 2025-08 N208271-001 9492445 2029-09-30 U-1185 Drug product 2017-08-30 6a471c1ec25d…2025-08-23 18:47 UTC 2025-08 N208271-001 9724343 2029-09-30 U-1185 Drug product 2017-08-16 6a471c1ec25d…2025-08-23 18:47 UTC 2025-08 N208271-001 10307417 2031-03-10 Drug product 2019-06-07 6a471c1ec25d…2025-08-23 18:47 UTC 2025-08 N208271-001 10376505 2031-03-10 Drug product 2019-09-10 6a471c1ec25d…2025-08-23 18:47 UTC 2025-08 N208271-001 8524276 2031-03-10 Drug product 2016-07-25 6a471c1ec25d…2025-08-23 18:47 UTC 2025-08 N208271-001 8956651 2031-03-10 Drug product 2016-07-25 6a471c1ec25d…2025-08-23 18:47 UTC 2025-08 N208271-001 9314461 2031-03-10 Drug product 2016-08-12 6a471c1ec25d…2025-03-22 03:13 UTC · 3 captures of this ZIP 2025-03 N208271-001 8420663 2029-09-30 U-1185 2016-07-25 fd3edfee7708…2025-03-22 03:13 UTC · 3 captures of this ZIP 2025-03 N208271-001 9180125 2029-09-30 U-1185 Drug product 2016-07-25 fd3edfee7708…2025-03-22 03:13 UTC · 3 captures of this ZIP 2025-03 N208271-001 9492445 2029-09-30 U-1185 Drug product 2017-08-30 fd3edfee7708…2025-03-22 03:13 UTC · 3 captures of this ZIP 2025-03 N208271-001 9724343 2029-09-30 U-1185 Drug product 2017-08-16 fd3edfee7708…2025-03-22 03:13 UTC · 3 captures of this ZIP 2025-03 N208271-001 10307417 2031-03-10 Drug product 2019-06-07 fd3edfee7708…2025-03-22 03:13 UTC · 3 captures of this ZIP 2025-03 N208271-001 10376505 2031-03-10 Drug product 2019-09-10 fd3edfee7708…2025-03-22 03:13 UTC · 3 captures of this ZIP 2025-03 N208271-001 8524276 2031-03-10 Drug product 2016-07-25 fd3edfee7708…2025-03-22 03:13 UTC · 3 captures of this ZIP 2025-03 N208271-001 8956651 2031-03-10 Drug product 2016-07-25 fd3edfee7708…2025-03-22 03:13 UTC · 3 captures of this ZIP 2025-03 N208271-001 9314461 2031-03-10 Drug product 2016-08-12 fd3edfee7708…2025-02-26 10:13 UTC · 3 captures of this ZIP 2025-02 N208271-001 8420663 2029-09-30 U-1185 2016-07-25 b8a1b40f171c…2025-02-26 10:13 UTC · 3 captures of this ZIP 2025-02 N208271-001 9180125 2029-09-30 U-1185 Drug product 2016-07-25 b8a1b40f171c…2025-02-26 10:13 UTC · 3 captures of this ZIP 2025-02 N208271-001 9492445 2029-09-30 U-1185 Drug product 2017-08-30 b8a1b40f171c…2025-02-26 10:13 UTC · 3 captures of this ZIP 2025-02 N208271-001 9724343 2029-09-30 U-1185 Drug product 2017-08-16 b8a1b40f171c…
Observed Orange Book exclusivity history# Captured, Edition, Application-product table Captured Edition Application-product Exclusivity code Expiration Source SHA-256 2019-12-13 00:20 UTC 2019-12 N208271-001 NP 2019-07-19 74a2ff9319b5…2019-12-14 00:12 UTC 2019-12 N208271-001 NP 2019-07-19 3f01610625f2…2019-09-15 20:21 UTC 2019-09 N208271-001 NP 2019-07-19 b00525d2431f…2019-07-19 19:46 UTC 2019-07 N208271-001 NP 2019-07-19 ea99ee380514…
Additional Listing Data#
Finished product Yes
Brand name base Relistor
Listing expiration 2027-12-31 Active Ingredients# Ingredient, Strength table Ingredient Strength METHYLNALTREXONE BROMIDE 150 mg/1
Harmonized UNII identifiers# UNII identifiers page 1 of 1 · 1 matching rows.
Identifier, FDA.report destination table Identifier FDA.report destination RFO6IL3D3M Internal UNII lookup
Harmonized RxCUI identifiers# RxCUI identifiers page 1 of 1 · 8 matching rows.
Identifier, FDA.report destination table Identifier FDA.report destination 979113 Internal RxNorm lookup 979115 Internal RxNorm lookup 1244060 Internal RxNorm lookup 1244062 Internal RxNorm lookup 1244063 Internal RxNorm lookup 1244064 Internal RxNorm lookup 1801514 Internal RxNorm lookup 1801519 Internal RxNorm lookup
Harmonized SPL set identifiers# SPL set identifiers page 1 of 1 · 1 matching rows.
DailyMed Product Concepts# DailyMed Package Descriptions# DailyMed Socrata Ingredients# Ingredient, Type, UNII table Ingredient Type UNII DailyMed label SPL version Uploaded ISOPROPYL ALCOHOL ACTIVE INGREDIENT ND2M416302 RELISTOR (METHYLNALTREXONE BROMIDE) KIT RELISTOR (METHYLNALTREXONE BROMIDE) INJECTION, SOLUTION [SALIX PHARMACEUTICALS, INC.] 42 METHYLNALTREXONE BROMIDE ACTIVE INGREDIENT RFO6IL3D3M RELISTOR (METHYLNALTREXONE BROMIDE) KIT RELISTOR (METHYLNALTREXONE BROMIDE) INJECTION, SOLUTION [SALIX PHARMACEUTICALS, INC.] 42 ISOPROPYL ALCOHOL ACTIVE MOIETY ND2M416302 RELISTOR (METHYLNALTREXONE BROMIDE) KIT RELISTOR (METHYLNALTREXONE BROMIDE) INJECTION, SOLUTION [SALIX PHARMACEUTICALS, INC.] 42 METHYLNALTREXONE ACTIVE MOIETY 0RK7M7IABE RELISTOR (METHYLNALTREXONE BROMIDE) KIT RELISTOR (METHYLNALTREXONE BROMIDE) INJECTION, SOLUTION [SALIX PHARMACEUTICALS, INC.] 42 EDETATE CALCIUM DISODIUM INACTIVE INGREDIENT 25IH6R4SGF RELISTOR (METHYLNALTREXONE BROMIDE) KIT RELISTOR (METHYLNALTREXONE BROMIDE) INJECTION, SOLUTION [SALIX PHARMACEUTICALS, INC.] 42 GLYCINE HYDROCHLORIDE INACTIVE INGREDIENT 225ZLC74HX RELISTOR (METHYLNALTREXONE BROMIDE) KIT RELISTOR (METHYLNALTREXONE BROMIDE) INJECTION, SOLUTION [SALIX PHARMACEUTICALS, INC.] 42 SODIUM CHLORIDE INACTIVE INGREDIENT 451W47IQ8X RELISTOR (METHYLNALTREXONE BROMIDE) KIT RELISTOR (METHYLNALTREXONE BROMIDE) INJECTION, SOLUTION [SALIX PHARMACEUTICALS, INC.] 42 WATER INACTIVE INGREDIENT 059QF0KO0R RELISTOR (METHYLNALTREXONE BROMIDE) KIT RELISTOR (METHYLNALTREXONE BROMIDE) INJECTION, SOLUTION [SALIX PHARMACEUTICALS, INC.] 42
DailyMed Dashboard NDC Coverage# NDC, Dashboard title, SPL version table NDC Dashboard title SPL version Validation Dashboard ZIP 65649-150 RELISTOR (METHYLNALTREXONE BROMIDE) TABLET RELISTOR (METHYLNALTREXONE BROMIDE) INJECTION, SOLUTION [SALIX PHARMACEUTICALS, INC.] 66 Current NDC, Legacy NDC, 4 package rows 20240516_c488fb7c-0a5b-487c-b452-996809d1cb99.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 · 1 matching rows.
Brand, Generic, Manufacturer table Brand Generic Manufacturer SPL set ID Effective date Available safety fields Join Relistor METHYLNALTREXONE BROMIDE Salix Pharmaceuticals, Inc. c488fb7c-0a5b-487c-b452-996809d1cb99 2024-05-01 Warnings, Adverse reactions Exact identifier application applno (NDA): 208271 application number: NDA208271 ndc (product): 65649-150
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 65649-150-06 65649015006 1 BOTTLE in 1 CARTON (65649-150-06) / 6 TABLET in 1 BOTTLE 1 bottle 2016-07-19 0000-00-00 No No Current 65649-150-60 65649015060 60 in 1 BOTTLE Historical 65649-150-90 65649015090 90 TABLET in 1 BOTTLE (65649-150-90) 90 tablet 2016-07-19 0000-00-00 No No Current