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Theophylline 450 MG Extended Release Oral Tablet — RxCUI 314241

RxNorm drug concept · Semantic clinical drug
RxCUI 314241 Semantic clinical drug · SCD ● Current RxNorm concept 27 FDA products 50 package NDCs Snapshot Jul 14, 2026

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Compiled from public NLM RxNorm and FDA (openFDA NDC directory) data sources. Editorial policy

What you’re looking at: the standardized identity of one medicine, as the U.S. drug-data system sees it. Below — every FDA-listed product, package code, price benchmark, and billing code that maps to it.

🗂️ Key Facts

RxCUI314241
Official nameTheophylline 450 MG Extended Release Oral Tablet
Concept typeSemantic clinical drug (SCD)
RxNorm statusCurrent RxNorm concept
FDA products mapped27
Package NDCs mapped50
Reported Medicaid activity (SDUD)10,116 prescriptions · 34 state & territory Medicaid programs · latest period Q4 2025
RxNorm release07/06/2026
Snapshot dataJul 14, 2026

📖 Skip the Codes — Read It in Plain English.

Our pharmacist-built guide to Theophylline: what it is, how it’s used, side effects, and interactions.

📗 Our plain-language guide HelloPharmacist
  • Theophylline is a long-term controller medicine for chronic asthma, emphysema, and chronic bronchitis. It works by relaxing the muscles around your airways so they stay more open,...
  • What exactly is theophylline supposed to do for me?
  • Yes, timing matters. If you're on Theo-24 extended-release capsules once a day, take it every morning at roughly the same time — taking it at night is not recommended because your...
  • How should I take my theophylline, and does it matter when I take it?
📖 Read our full Theophylline guide →

🕸️ Concept Web — How Theophylline 450 MG Extended Release Oral Tablet Connects

One RxCUI never lives alone. Follow the path from the raw ingredient down to the exact strength-and-form concepts FDA products carry — every stop is a real RxNorm concept with its own identifier. Hover or focus any chip for what it means.
This page's concept Theophylline 450 MG Extended Release Oral Tablet RxCUI 314241

Every web starts here: one RxCUI, one fixed meaning in the RxNorm vocabulary.

  1. Ingredients 1

    The active substance itself — no strength, form, or brand attached yet.

    • Theophylline 10438
  2. Dose forms 6

    The ingredient poured into a form — tablet, solution, cream — still without one fixed strength.

    • Theophylline Extended Release Oral Tablet 374080
    • Theophylline Oral Product 1164877
    • Theophylline Pill 1164878
    • Extended Release Oral Tablet 316945
    • Oral Product 1151131
    • Pill 1151133
  3. Clinical & branded drugs 1

    Ingredient + strength + dose form. These are the concepts real FDA products actually carry.

    • Theophylline 450 MG 316801

Showing up to 8 concepts per family — 8 of 8 stored related concepts drawn.
These are official RxNorm vocabulary relationships — how concepts name and organize the same medicine. They do not establish therapeutic equivalence or substitutability: two concepts appearing in one web is never a statement that products can be swapped.

🔀 Generic ⇄ Brand Crosswalk

The same medicine has an unbranded (generic) identity and one or more brand-name identities — each with its own RxCUI. This is a naming relationship in RxNorm, not a statement that any two products are substitutable.

Generic (Clinical) Concepts

  • Theophylline 450 MG SCDC · 316801
  • Theophylline Extended Release Oral Tablet SCDF · 374080
  • Theophylline Oral Product SCDG · 1164877
  • Theophylline Pill SCDG · 1164878

📦 FDA Products & Package NDCs

27 products · 50 package NDCs
50 package NDCs map to RxCUI 314241 in the current snapshot — up to 50 per page. Each linked NDC opens its full package page.
Package NDC Package Brand / generic name Labeler Marketing start
00480-3309-01 100 TABLET, EXTENDED RELEASE in 1 BOTTLE (0480-3309-01) Theophylline Teva Pharmaceuticals, Inc. 2023-01-27
00480-3310-01 100 TABLET, EXTENDED RELEASE in 1 BOTTLE (0480-3310-01) Theophylline Teva Pharmaceuticals, Inc. 2023-01-27
23155-0741-01 100 TABLET, EXTENDED RELEASE in 1 BOTTLE (23155-741-01) Theophylline Heritage Pharmaceuticals Inc. d/b/a Avet Pharmaceuticals Inc. 2022-06-27
23155-0741-05 500 TABLET, EXTENDED RELEASE in 1 BOTTLE (23155-741-05) Theophylline Heritage Pharmaceuticals Inc. d/b/a Avet Pharmaceuticals Inc. 2022-06-27
23155-0741-10 1000 TABLET, EXTENDED RELEASE in 1 BOTTLE (23155-741-10) Theophylline Heritage Pharmaceuticals Inc. d/b/a Avet Pharmaceuticals Inc. 2022-06-27
23155-0742-01 100 TABLET, EXTENDED RELEASE in 1 BOTTLE (23155-742-01) Theophylline Heritage Pharmaceuticals Inc. d/b/a Avet Pharmaceuticals Inc. 2022-05-12
23155-0742-05 500 TABLET, EXTENDED RELEASE in 1 BOTTLE (23155-742-05) Theophylline Heritage Pharmaceuticals Inc. d/b/a Avet Pharmaceuticals Inc. 2022-05-12
27241-0272-01 100 TABLET, EXTENDED RELEASE in 1 BOTTLE (27241-272-01) Theophylline Ajanta Pharma USA Inc. 2025-03-26
27241-0273-01 100 TABLET, EXTENDED RELEASE in 1 BOTTLE (27241-273-01) Theophylline Ajanta Pharma USA Inc. 2025-01-13
31722-0077-01 100 TABLET, EXTENDED RELEASE in 1 BOTTLE (31722-077-01) Theophylline Camber Pharmaceuticals, Inc. 2023-09-08
31722-0078-01 100 TABLET, EXTENDED RELEASE in 1 BOTTLE (31722-078-01) Theophylline Camber Pharmaceuticals, Inc. 2023-09-08
46708-0025-30 30 TABLET, EXTENDED RELEASE in 1 BOTTLE (46708-025-30) Theophylline Alembic Pharmaceuticals Limited 2010-11-01
46708-0025-31 100 TABLET, EXTENDED RELEASE in 1 BOTTLE (46708-025-31) Theophylline Alembic Pharmaceuticals Limited 2010-11-01
46708-0025-71 500 TABLET, EXTENDED RELEASE in 1 BOTTLE (46708-025-71) Theophylline Alembic Pharmaceuticals Limited 2010-11-01
46708-0025-91 1000 TABLET, EXTENDED RELEASE in 1 BOTTLE (46708-025-91) Theophylline Alembic Pharmaceuticals Limited 2010-11-01
46708-0026-30 30 TABLET, EXTENDED RELEASE in 1 BOTTLE (46708-026-30) Theophylline Alembic Pharmaceuticals Limited 2010-11-01
46708-0026-31 100 TABLET, EXTENDED RELEASE in 1 BOTTLE (46708-026-31) Theophylline Alembic Pharmaceuticals Limited 2010-11-01
46708-0026-71 500 TABLET, EXTENDED RELEASE in 1 BOTTLE (46708-026-71) Theophylline Alembic Pharmaceuticals Limited 2010-11-01
60219-2045-01 100 TABLET, EXTENDED RELEASE in 1 BOTTLE, PLASTIC (60219-204... theophylline Amneal Pharmaceuticals NY LLC 2023-03-27
60219-2045-03 30 TABLET, EXTENDED RELEASE in 1 BOTTLE, PLASTIC (60219-2045... theophylline Amneal Pharmaceuticals NY LLC 2023-03-27
60219-2045-05 500 TABLET, EXTENDED RELEASE in 1 BOTTLE, PLASTIC (60219-204... theophylline Amneal Pharmaceuticals NY LLC 2023-03-27
60219-2045-07 1000 TABLET, EXTENDED RELEASE in 1 BOTTLE, PLASTIC (60219-20... theophylline Amneal Pharmaceuticals NY LLC 2023-03-27
60219-2046-01 100 TABLET, EXTENDED RELEASE in 1 BOTTLE, PLASTIC (60219-204... theophylline Amneal Pharmaceuticals NY LLC 2023-03-27
60219-2046-03 30 TABLET, EXTENDED RELEASE in 1 BOTTLE, PLASTIC (60219-2046... theophylline Amneal Pharmaceuticals NY LLC 2023-03-27
60219-2046-05 500 TABLET, EXTENDED RELEASE in 1 BOTTLE, PLASTIC (60219-204... theophylline Amneal Pharmaceuticals NY LLC 2023-03-27
62332-0025-30 30 TABLET, EXTENDED RELEASE in 1 BOTTLE (62332-025-30) Theophylline Alembic Pharmaceuticals Inc. 2016-01-29
62332-0025-31 100 TABLET, EXTENDED RELEASE in 1 BOTTLE (62332-025-31) Theophylline Alembic Pharmaceuticals Inc. 2016-01-29
62332-0025-71 500 TABLET, EXTENDED RELEASE in 1 BOTTLE (62332-025-71) Theophylline Alembic Pharmaceuticals Inc. 2016-01-29
62332-0025-91 1000 TABLET, EXTENDED RELEASE in 1 BOTTLE (62332-025-91) Theophylline Alembic Pharmaceuticals Inc. 2016-01-29
62332-0026-30 30 TABLET, EXTENDED RELEASE in 1 BOTTLE (62332-026-30) Theophylline Alembic Pharmaceuticals Inc. 2016-01-29
62332-0026-31 100 TABLET, EXTENDED RELEASE in 1 BOTTLE (62332-026-31) Theophylline Alembic Pharmaceuticals Inc. 2016-01-29
62332-0026-71 500 TABLET, EXTENDED RELEASE in 1 BOTTLE (62332-026-71) Theophylline Alembic Pharmaceuticals Inc. 2016-01-29
64380-0243-01 100 TABLET, EXTENDED RELEASE in 1 BOTTLE (64380-243-01) Theophylline Strides Pharma Science Limited 2024-09-27
64380-0244-01 100 TABLET, EXTENDED RELEASE in 1 BOTTLE (64380-244-01) Theophylline Strides Pharma Science Limited 2024-09-27
68462-0721-01 100 TABLET, EXTENDED RELEASE in 1 BOTTLE (68462-721-01) Theophylline Glenmark Pharmaceuticals Inc., USA 2021-06-03
68462-0721-05 500 TABLET, EXTENDED RELEASE in 1 BOTTLE (68462-721-05) Theophylline Glenmark Pharmaceuticals Inc., USA 2021-06-03
68462-0721-10 1000 TABLET, EXTENDED RELEASE in 1 BOTTLE (68462-721-10) Theophylline Glenmark Pharmaceuticals Inc., USA 2021-06-03
68462-0721-30 30 TABLET, EXTENDED RELEASE in 1 BOTTLE (68462-721-30) Theophylline Glenmark Pharmaceuticals Inc., USA 2021-06-03
68462-0722-01 100 TABLET, EXTENDED RELEASE in 1 BOTTLE (68462-722-01) Theophylline Glenmark Pharmaceuticals Inc., USA 2021-06-03
68462-0722-05 500 TABLET, EXTENDED RELEASE in 1 BOTTLE (68462-722-05) Theophylline Glenmark Pharmaceuticals Inc., USA 2021-06-03
68462-0722-30 30 TABLET, EXTENDED RELEASE in 1 BOTTLE (68462-722-30) Theophylline Glenmark Pharmaceuticals Inc., USA 2021-06-03
69315-0226-01 100 TABLET, EXTENDED RELEASE in 1 BOTTLE (69315-226-01) THEOPHYLLINE Leading Pharma, LLC 2023-05-15
69315-0227-01 100 TABLET, EXTENDED RELEASE in 1 BOTTLE (69315-227-01) THEOPHYLLINE Leading Pharma, LLC 2023-05-15
70771-1782-01 100 TABLET, EXTENDED RELEASE in 1 BOTTLE (70771-1782-1) Theophylline Zydus Lifesciences Limited 2024-05-25
70771-1783-01 100 TABLET, EXTENDED RELEASE in 1 BOTTLE (70771-1783-1) Theophylline Zydus Lifesciences Limited 2024-05-25
72578-0173-01 100 TABLET, EXTENDED RELEASE in 1 BOTTLE (72578-173-01) Theophylline Viona Pharmaceuticals Inc 2024-05-25
72578-0174-01 100 TABLET, EXTENDED RELEASE in 1 BOTTLE (72578-174-01) Theophylline Viona Pharmaceuticals Inc 2024-05-25
72789-0442-01 100 TABLET, EXTENDED RELEASE in 1 BOTTLE, PLASTIC (72789-442... Theophylline PD-Rx Pharmaceuticals, Inc. 2024-10-16
82638-0105-02 100 TABLET, EXTENDED RELEASE in 1 BOTTLE (82638-105-02) Theophylline Harman Finochem Limited 2024-07-30
82638-0106-02 100 TABLET, EXTENDED RELEASE in 1 BOTTLE (82638-106-02) Theophylline Harman Finochem Limited 2024-07-30
Observed labelers: Alembic Pharmaceuticals Inc. (7) · Alembic Pharmaceuticals Limited (7) · Amneal Pharmaceuticals NY LLC (7) · Glenmark Pharmaceuticals Inc., USA (7) · Heritage Pharmaceuticals Inc. d/b/a Avet Pharmaceuticals Inc. (5) · Ajanta Pharma USA Inc. (2) · +8 more — this is the FDA-listed mapping footprint, not sales, inventory, availability, or market share.

🗃️ Sources & Limits

Atlas generation902fddb9-e9c1-4004-bf4c-dba4d51037c7
openFDA export observedJul 14, 2026
RxNorm release07/06/2026
Methodology2026-07-full-catalog-v1
  • A shared RxCUI does not prove interchangeability. Products mapped to the same concept are not thereby equivalent or substitutable — equivalence is a separate, product-level determination.
  • Listing here does not establish approval or coverage. Appearing in this snapshot is a data observation, not an FDA approval status or a payer coverage decision.
  • Missing data never means zero. A silent dataset (no price, no billing code, no utilization) means no observation — not that the real-world value is zero.
  • Counts describe the mapping footprint. Product, package, and labeler counts are the FDA-listed mapping footprint in this snapshot — not sales, inventory, availability, or market share.
This product uses publicly available data from the U.S. National Library of Medicine (NLM), National Institutes of Health, Department of Health and Human Services; NLM is not responsible for the product and does not endorse or recommend this or any other product.

Machine-readable JSON

Reference information about drug-concept identifiers and public regulatory data — not medical advice. Talk to your pharmacist or prescriber about your own medication.