Home › NDC Lookup › RxCUI directory › RxCUI 2119719

5 ML hyaluronidase-oysk 2000 UNT/ML / trastuzumab-oysk 120 MG/ML Injection [Herceptin Hyle... — RxCUI 2119719

RxNorm drug concept · Semantic branded drug
RxCUI 2119719 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

RxCUI2119719
Official name5 ML hyaluronidase-oysk 2000 UNT/ML / trastuzumab-oysk 120 MG/ML Injection [Herceptin Hylecta]
Concept typeSemantic branded drug (SBD)
RxNorm statusCurrent RxNorm concept
Also known asHerceptin Hylecta 600 MG / 10,000 UNT per 5 ML Injection; Herceptin Hylecta 600 MG / 10,000 UNT in 5 mL Injection; Herceptin Hylecta (trastuzumab-hyaluronidase-oysk 600 MG / 10,000 UNT) per 5 ML Injection
FDA products mapped1
Package NDCs mapped1
Reported Medicaid activity (SDUD)357 prescriptions · 8 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 Trastuzumab and Hyaluronidase-oysk Injection: what it is, how it’s used, side effects, and interactions.

📗 Our plain-language guide HelloPharmacist
  • Your breast cancer has too much of a protein called HER2 on the surface of the cancer cells — this protein acts like a gas pedal, pushing cells to grow. Herceptin Hylecta contains...
  • What exactly does Herceptin Hylecta do, and why do I need it?
  • Herceptin Hylecta is given by a healthcare professional as a short shot under the skin of your thigh — not into a vein. It takes only about 2 to 5 minutes per session. You'll come...
  • How is this injection given, and how long does it take?
📖 Read our full Trastuzumab and Hyaluronidase-oysk Injection guide →

🕸️ Concept Web — How 5 ML hyaluronidase-oysk 2000 UNT/ML / trastuzuma... 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 5 ML hyaluronidase-oysk 2000 UNT/ML / trastuzumab-oysk 120 MG/ML Injection [Herceptin Hylecta] RxCUI 2119719

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

  1. Ingredients 5

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

    • Hyaluronidase 5464
    • Trastuzumab 224905
    • Hyaluronidase / trastuzumab 2119713
    • Hyaluronidase-oysk 2119708
    • Trastuzumab-oysk 2375543
  2. Brand names 1

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

    • Herceptin Hylecta 2119715
  3. Dose forms 9

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

    • Hyaluronidase / trastuzumab Injection 2119712
    • Hyaluronidase-oysk / trastuzumab-oysk Injection 2648593
    • Hyaluronidase / trastuzumab Injectable Product 2119711
    • Hyaluronidase-oysk / trastuzumab-oysk Injectable Product 2659983
    • Hyaluronidase / trastuzumab Injection [Herceptin Hylecta] 2119717
    • Hyaluronidase-oysk / trastuzumab-oysk Injection [Herceptin Hylecta] 2658179
    • Herceptin Hylecta Injectable Product 2119718
    • Injection 1649574
    • +1 more in this family
  4. Clinical & branded drugs 4

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

Showing up to 8 concepts per family — 18 of 19 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

  • 5 ML hyaluronidase-oysk 2000 UNT/ML / trastuzumab-oysk 120 MG/ML Injection SCD · 2119714
  • Hyaluronidase-oysk 2000 UNT/ML SCDC · 2122494
  • Trastuzumab-oysk 120 MG/ML SCDC · 2375544
  • Hyaluronidase / trastuzumab Injection SCDF · 2119712
  • Hyaluronidase-oysk / trastuzumab-oysk Injection SCDFP · 2648593
  • Hyaluronidase / trastuzumab Injectable Product SCDG · 2119711
  • Hyaluronidase-oysk / trastuzumab-oysk Injectable Product SCDGP · 2659983

Brand-Name Concepts

  • Hyaluronidase-oysk 2000 UNT/ML / trastuzumab-oysk 120 MG/ML [Herceptin Hylecta] SBDC · 2375546
  • Hyaluronidase / trastuzumab Injection [Herceptin Hylecta] SBDF · 2119717
  • Hyaluronidase-oysk / trastuzumab-oysk Injection [Herceptin Hylecta] SBDFP · 2658179
  • Herceptin Hylecta Injectable Product SBDG · 2119718
  • Herceptin Hylecta BN · 2119715

📦 FDA Products & Package NDCs

1 product · 1 package NDC
1 package NDC map to RxCUI 2119719 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
50242-0077-01 1 VIAL, SINGLE-DOSE in 1 CARTON (50242-077-01) / 5 mL in 1... Herceptin Hylecta Genentech, Inc. 2019-02-28
Observed labelers: Genentech, 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
J9356 Inj. herceptin hylecta, 10mg 1 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.