Home › NDC Lookup › RxCUI directory › RxCUI 311944

Niacin 500 MG Oral Tablet [Niacor] — RxCUI 311944

RxNorm drug concept · Semantic branded drug
RxCUI 311944 Semantic branded drug · SBD ● Current RxNorm concept 1 FDA product 1 package NDC Snapshot Jul 14, 2026

This page is curated, coded, and maintained by

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

RxCUI311944
Official nameNiacin 500 MG Oral Tablet [Niacor]
Concept typeSemantic branded drug (SBD)
RxNorm statusCurrent RxNorm concept
Also known asNiacor 500 MG Oral Tablet; nicotinic acid 500 MG Oral Tablet [Niacor]; vit-B3 500 MG Oral Tablet [Niacor]; vitamin B3 500 MG Oral Tablet [Niacor]
FDA products mapped1
Package NDCs mapped1
RxNorm release07/06/2026
Snapshot dataJul 14, 2026

📖 Skip the Codes — Read It in Plain English.

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

📗 Our plain-language guide HelloPharmacist
  • You're right that niacin is a B vitamin, but at prescription doses it works as a medicine to improve your blood fat levels. It can lower LDL (bad cholesterol) and triglycerides, an...
  • Why did my doctor prescribe niacin — isn't that just a vitamin?
  • That warmth, redness, and tingling — especially on your face and neck — is the most common side effect of niacin and is called flushing. It can feel alarming the first few times, b...
  • What's that hot, red, flushing feeling — is something wrong?
📖 Read our full Niacin guide →

🕸️ Concept Web — How Niacin 500 MG Oral Tablet [Niacor] 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 Niacin 500 MG Oral Tablet [Niacor] RxCUI 311944

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.

    • Niacin 7393
  2. Brand names 1

    The same medicine's trade names. A brand name alone says nothing about strength or form.

    • Niacor 218728
  3. Dose forms 9

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

    • Niacin Oral Tablet 373053
    • Niacin Oral Product 1158120
    • Niacin Pill 1158121
    • Niacin Oral Tablet [Niacor] 93469
    • Niacor Oral Product 1182877
    • Niacor Pill 1182878
    • Oral Tablet 317541
    • Oral Product 1151131
    • +1 more in this family
  4. Clinical & branded drugs 3

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

Showing up to 8 concepts per family — 13 of 14 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

  • Niacin 500 MG Oral Tablet SCD · 198024
  • Niacin 500 MG SCDC · 316343
  • Niacin Oral Tablet SCDF · 373053
  • Niacin Oral Product SCDG · 1158120
  • Niacin Pill SCDG · 1158121

Brand-Name Concepts

  • Niacin 500 MG [Niacor] SBDC · 575157
  • Niacin Oral Tablet [Niacor] SBDF · 93469
  • Niacor Oral Product SBDG · 1182877
  • Niacor Pill SBDG · 1182878
  • Niacor BN · 218728

📦 FDA Products & Package NDCs

1 product · 1 package NDC
1 package NDC map to RxCUI 311944 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
71740-0001-10 100 TABLET in 1 BOTTLE (71740-001-10) Niacor Avondale Pharmaceuticals, LLC 2021-12-16
Observed labelers: Avondale Pharmaceuticals, LLC (1) — 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.