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0.5 ML heparin sodium, porcine 10000 UNT/ML Prefilled Syringe — RxCUI 2121591

RxNorm drug concept · Semantic clinical drug
RxCUI 2121591 Semantic clinical drug · SCD ● Current RxNorm concept 7 FDA products 7 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

RxCUI2121591
Official name0.5 ML heparin sodium, porcine 10000 UNT/ML Prefilled Syringe
Concept typeSemantic clinical drug (SCD)
RxNorm statusCurrent RxNorm concept
Also known asheparin sodium, porcine 5000 UNT per 0.5 ML Prefilled Syringe; heparin sodium, porcine 5000 UNT in 0.5 mL Prefilled Syringe
FDA products mapped7
Package NDCs mapped7
Reported Medicaid activity (SDUD)1,246 prescriptions · 16 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 Heparin Injection: what it is, how it’s used, side effects, and interactions.

📗 Our plain-language guide HelloPharmacist
  • Heparin works almost instantly when given into a vein, which makes it ideal for serious or urgent clotting situations — like a blood clot in the lungs, during surgery, or on dialys...
  • Why do I need heparin? Can't I just take a blood thinner pill?
  • Bleeding is the main concern with heparin. Watch for things like nosebleeds that won't stop, blood in your urine, black or tarry stools, unusual bruising, or any severe pain that c...
  • What side effect should I be most worried about?
📖 Read our full Heparin Injection guide →

🕸️ Concept Web — How 0.5 ML heparin sodium, porcine 10000 UNT/ML Pref... 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 0.5 ML heparin sodium, porcine 10000 UNT/ML Prefilled Syringe RxCUI 2121591

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

  1. Ingredients 2

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

    • Heparin 5224
    • Heparin sodium, porcine 314659
  2. Dose forms 6

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

    • Heparin Prefilled Syringe 1856278
    • Heparin sodium, porcine Prefilled Syringe 2649102
    • Heparin Injectable Product 1856274
    • Heparin sodium, porcine Injectable Product 2663055
    • Prefilled Syringe 721656
    • Injectable Product 1151126
  3. Clinical & branded drugs 1

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

    • Heparin sodium, porcine 10000 UNT/ML 1361852

Showing up to 8 concepts per family — 9 of 9 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

  • Heparin sodium, porcine 10000 UNT/ML SCDC · 1361852
  • Heparin Prefilled Syringe SCDF · 1856278
  • Heparin sodium, porcine Prefilled Syringe SCDFP · 2649102
  • Heparin Injectable Product SCDG · 1856274
  • Heparin sodium, porcine Injectable Product SCDGP · 2663055

📦 FDA Products & Package NDCs

7 products · 7 package NDCs
7 package NDCs map to RxCUI 2121591 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
00641-0391-12 25 VIAL in 1 PACKAGE (0641-0391-12) / 1 mL in 1 VIAL (0641-... Heparin Sodium Hikma Pharmaceuticals USA Inc. 1972-03-22
00641-0400-12 25 VIAL in 1 PACKAGE (0641-0400-12) / 1 mL in 1 VIAL (0641-... Heparin Sodium Hikma Pharmaceuticals USA Inc. 1972-03-22
00641-0410-12 25 VIAL in 1 PACKAGE (0641-0410-12) / 1 mL in 1 VIAL (0641-... Heparin Sodium Hikma Pharmaceuticals USA Inc. 1972-03-22
00641-6199-10 10 SYRINGE, GLASS in 1 CARTON (0641-6199-10) / 1 mL in 1 SY... Heparin Sodium Hikma Pharmaceuticals USA Inc. 2019-05-19
00641-6204-10 10 SYRINGE, GLASS in 1 CARTON (0641-6204-10) / .5 mL in 1 S... Heparin Sodium Hikma Pharmaceuticals USA Inc. 2020-01-14
63323-0118-05 24 BLISTER PACK in 1 CARTON (63323-118-05) / 1 SYRINGE in 1... Heparin Sodium Fresenius Kabi USA, LLC 2018-11-16
71288-0405-81 24 BLISTER PACK in 1 CARTON (71288-405-81) / 1 SYRINGE, GLA... Heparin Sodium Meitheal Pharmaceuticals Inc. 2020-04-02
Observed labelers: Hikma Pharmaceuticals USA Inc. (5) · Fresenius Kabi USA, LLC (1) · Meitheal Pharmaceuticals Inc. (1) — this is the FDA-listed mapping footprint, not sales, inventory, availability, or market share.

🧾 Billing Codes (HCPCS)

Medical billing codes (HCPCS "J-codes") that connect to this concept's packages — used mostly when a clinic or hospital bills for a drug it administers. Each code links to its full billing page.
CodeDescriptorMapped packagesSources
J1644 Inj heparin sodium per 1000u 7 CMS
⚠ A crosswalk is not coverage: an NDC↔HCPCS mapping does not guarantee any payer covers or pays the code. Always verify the current payer policy before billing.

🗃️ 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.