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1.91 ML tezepelumab-ekko 110 MG/ML Prefilled Syringe — RxCUI 2587803

Name: 1.91 ML tezepelumab-ekko 110 MG/ML Prefilled Syringe (RxCUI 2587803)
Creator: Brian Staiger, PharmD

RxNorm drug concept · Semantic clinical drug

RxCUI 2587803 Semantic clinical drug · SCD ● Current RxNorm concept 2 FDA products 5 package NDCs Snapshot Jul 14, 2026

This page is curated, coded, and maintained by Dr. Brian Staiger, PharmD

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

RxCUI2587803

Official name1.91 ML tezepelumab-ekko 110 MG/ML Prefilled Syringe

Concept typeSemantic clinical drug (SCD)

RxNorm statusCurrent RxNorm concept

Also known astezepelumab-ekko 210 MG per 1.91 ML Prefilled Syringe; tezepelumab-ekko 210 MG in 1.91 ML Prefilled Syringe

FDA products mapped2

Package NDCs mapped5

Reported Medicaid activity (SDUD)42,607 prescriptions · 50 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 Tezepelumab Injection: what it is, how it’s used, side effects, and interactions.

📗 Our plain-language guide HelloPharmacist

No — tezepelumab is not a rescue medication. It works in the background to prevent flares over time, not to open your airways in a crisis. If you're having an acute asthma attack,...
Can I use tezepelumab when I'm having an asthma attack?
Measurable reductions in inflammation markers start appearing within about 2 weeks of your first injection. That said, the full benefit — like fewer asthma attacks or improved nasa...
Not on your own — especially if you're on any steroid medications. Stopping steroids suddenly can cause serious withdrawal effects or allow other health issues to surface. If your...

📖 Read our full Tezepelumab Injection guide →

🕸️ Concept Web — How 1.91 ML tezepelumab-ekko 110 MG/ML Prefilled Syr... 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 1.91 ML tezepelumab-ekko 110 MG/ML Prefilled Syringe RxCUI 2587803 Semantic clinical drug · SCD

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

Ingredients 2

The active substance itself — no strength, form, or brand attached yet.
- Tezepelumab 2587789 IN
- Tezepelumab-ekko 2587790 PIN
Brand names 1

The same medicine's trade names. A brand name alone says nothing about strength or form.
- Tezspire 2587796 BN
Dose forms 9

The ingredient poured into a form — tablet, solution, cream — still without one fixed strength.
- Tezepelumab Prefilled Syringe 2587802 SCDF
- Tezepelumab-ekko Prefilled Syringe 2645780 SCDFP
- Tezepelumab Injectable Product 2587792 SCDG
- Tezepelumab-ekko Injectable Product 2659178 SCDGP
- Tezepelumab Prefilled Syringe [Tezspire] 2587805 SBDF
- Tezepelumab-ekko Prefilled Syringe [Tezspire] 2656999 SBDFP
- Tezspire Injectable Product 2587798 SBDG
- Prefilled Syringe 721656 DF
- +1 more in this family
Clinical & branded drugs 3

Ingredient + strength + dose form. These are the concepts real FDA products actually carry.
- Tezepelumab-ekko 110 MG/ML 2587791 SCDC
- 1.91 ML tezepelumab-ekko 110 MG/ML Prefilled Syringe [Tezspire] 2587806 SBD
- Tezepelumab-ekko 110 MG/ML [Tezspire] 2587797 SBDC

Showing up to 8 concepts per family — 14 of 15 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

Tezepelumab-ekko 110 MG/ML SCDC · 2587791
Tezepelumab Prefilled Syringe SCDF · 2587802
Tezepelumab-ekko Prefilled Syringe SCDFP · 2645780
Tezepelumab Injectable Product SCDG · 2587792
Tezepelumab-ekko Injectable Product SCDGP · 2659178

Brand-Name Concepts

1.91 ML tezepelumab-ekko 110 MG/ML Prefilled Syringe [Tezspire] SBD · 2587806
Tezepelumab-ekko 110 MG/ML [Tezspire] SBDC · 2587797
Tezepelumab Prefilled Syringe [Tezspire] SBDF · 2587805
Tezepelumab-ekko Prefilled Syringe [Tezspire] SBDFP · 2656999
Tezspire Injectable Product SBDG · 2587798
Tezspire BN · 2587796

📦 FDA Products & Package NDCs

2 products · 5 package NDCs

5 package NDCs map to RxCUI 2587803 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
55513-0112-01	1 SYRINGE in 1 CARTON (55513-112-01) / 1.91 mL in 1 SYRINGE	TEZSPIRE	Amgen Inc	2021-12-17
55513-0112-96	1 SYRINGE in 1 CARTON (55513-112-96) / 1.91 mL in 1 SYRINGE	TEZSPIRE	Amgen Inc	2021-12-17
55513-0112-99	1.91 mL in 1 SYRINGE (55513-112-99)	TEZSPIRE	Amgen Inc	2021-12-17
55513-0123-01	1 CARTRIDGE in 1 CARTON (55513-123-01) / 1.91 mL in 1 CARTR...	TEZSPIRE	Amgen Inc	2023-02-14
55513-0123-96	1 CARTRIDGE in 1 CARTON (55513-123-96) / 1.91 mL in 1 CARTR...	TEZSPIRE	Amgen Inc	2024-02-20

Observed labelers: Amgen Inc (5) — 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.

Code	Descriptor	Mapped packages	Sources
J2356	Inj tezepelumab-ekko, 1mg	2	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.