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Ampicillin 250 MG Injection — RxCUI 1721473

RxNorm drug concept · Semantic clinical drug
RxCUI 1721473 Semantic clinical drug · SCD ● Current RxNorm concept 36 FDA products 30 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

RxCUI1721473
Official nameAmpicillin 250 MG Injection
Concept typeSemantic clinical drug (SCD)
RxNorm statusCurrent RxNorm concept
Also known asampicillin (as ampicillin sodium) 250 MG Injection
FDA products mapped36
Package NDCs mapped30
Reported Medicaid activity (SDUD)4,929 prescriptions · 35 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 Ampicillin Injection: what it is, how it’s used, side effects, and interactions.

📗 Our plain-language guide HelloPharmacist
  • The injectable form is used when an infection is serious enough to need fast, reliable levels of the antibiotic in your body — or when you're not able to swallow medication right n...
  • Why am I getting ampicillin as a shot instead of a pill?
  • No — if you've had an allergic reaction to any penicillin before, you should not receive ampicillin. Make sure your care team knows about any penicillin or cephalosporin allergy, a...
  • I'm allergic to penicillin — is this safe for me?
📖 Read our full Ampicillin Injection guide →

🕸️ Concept Web — How Ampicillin 250 MG Injection 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 Ampicillin 250 MG Injection RxCUI 1721473

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.

    • Ampicillin 733
  2. Dose forms 4

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

    • Ampicillin Injection 1721470
    • Ampicillin Injectable Product 1153194
    • Injection 1649574
    • Injectable Product 1151126
  3. Clinical & branded drugs 1

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

    • Ampicillin 250 MG 328304

Showing up to 8 concepts per family — 6 of 6 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

  • Ampicillin 250 MG SCDC · 328304
  • Ampicillin Injection SCDF · 1721470
  • Ampicillin Injectable Product SCDG · 1153194

📦 FDA Products & Package NDCs

36 products · 30 package NDCs
30 package NDCs map to RxCUI 1721473 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
00781-3402-95 10 VIAL, GLASS in 1 PACKAGE (0781-3402-95) / 1 INJECTION, P... Ampicillin Sandoz Inc 1971-03-03
00781-3404-95 10 VIAL, GLASS in 1 PACKAGE (0781-3404-95) / 1 INJECTION, P... Ampicillin Sandoz Inc 1971-03-03
00781-3407-95 10 VIAL, GLASS in 1 PACKAGE (0781-3407-95) / 1 INJECTION, P... Ampicillin Sandoz Inc 1971-03-03
00781-3408-95 10 VIAL, GLASS in 1 PACKAGE (0781-3408-95) / 1 INJECTION, P... Ampicillin Sandoz Inc 1971-03-03
00781-9261-95 10 VIAL, GLASS in 1 PACKAGE (0781-9261-95) / 1 INJECTION, P... Ampicillin Sandoz Inc 2015-04-28
00781-9273-95 10 VIAL, GLASS in 1 PACKAGE (0781-9273-95) / 1 INJECTION, P... Ampicillin Sandoz Inc 2015-04-28
00781-9404-95 10 VIAL, GLASS in 1 PACKAGE (0781-9404-95) / 1 INJECTION, P... Ampicillin Sandoz Inc 1971-03-03
00781-9408-95 10 VIAL, GLASS in 1 PACKAGE (0781-9408-95) / 1 INJECTION, P... Ampicillin Sandoz Inc 1971-03-03
23155-0914-41 10 VIAL in 1 PACKAGE (23155-914-41) / 250 mg in 1 VIAL (231... AMPICILLIN Heritage Pharmaceuticals Inc. d/b/a Avet Pharmaceuticals Inc. 2025-01-31
23155-0915-41 10 VIAL in 1 PACKAGE (23155-915-41) / 500 mg in 1 VIAL (231... AMPICILLIN Heritage Pharmaceuticals Inc. d/b/a Avet Pharmaceuticals Inc. 2025-01-31
23155-0916-41 10 VIAL in 1 PACKAGE (23155-916-41) / 1 g in 1 VIAL (23155-... AMPICILLIN Heritage Pharmaceuticals Inc. d/b/a Avet Pharmaceuticals Inc. 2025-01-31
23155-0917-41 10 VIAL in 1 PACKAGE (23155-917-41) / 2 g in 1 VIAL (23155-... AMPICILLIN Heritage Pharmaceuticals Inc. d/b/a Avet Pharmaceuticals Inc. 2025-01-31
44567-0100-10 10 VIAL in 1 TRAY (44567-100-10) / 1 INJECTION, POWDER, FOR... Ampicillin WG Critical Care, LLC 2012-05-10
44567-0101-10 10 VIAL in 1 TRAY (44567-101-10) / 1 INJECTION, POWDER, FOR... Ampicillin WG Critical Care, LLC 2012-05-10
44567-0102-10 10 VIAL in 1 TRAY (44567-102-10) / 1 INJECTION, POWDER, FOR... Ampicillin WG Critical Care, LLC 2012-05-10
44567-0103-10 10 VIAL in 1 TRAY (44567-103-10) / 1 INJECTION, POWDER, FOR... Ampicillin WG Critical Care, LLC 2012-05-10
44567-0105-10 10 VIAL in 1 TRAY (44567-105-10) / 1 INJECTION, POWDER, FOR... Ampicillin WG Critical Care, LLC 2012-05-10
51662-1595-03 10 POUCH in 1 CASE (51662-1595-3) / 1 VIAL in 1 POUCH (5166... AMPICILLIN HF Acquisition Co LLC, DBA HealthFirst 2022-08-18
55150-0111-10 10 VIAL in 1 BOX (55150-111-10) / 1 INJECTION, POWDER, FOR... Ampicillin Eugia US LLC 2012-02-01
55150-0112-10 10 VIAL in 1 BOX (55150-112-10) / 1 INJECTION, POWDER, FOR... Ampicillin Eugia US LLC 2012-02-01
55150-0113-10 10 VIAL in 1 BOX (55150-113-10) / 1 INJECTION, POWDER, FOR... Ampicillin Eugia US LLC 2012-02-01
55150-0114-20 10 VIAL in 1 BOX (55150-114-20) / 1 INJECTION, POWDER, FOR... Ampicillin Eugia US LLC 2012-02-01
65219-0014-10 10 VIAL in 1 CARTON (65219-014-10) / 1 INJECTION, POWDER, F... Ampicillin Fresenius Kabi USA, LLC 2019-10-30
65219-0016-10 10 VIAL in 1 CARTON (65219-016-10) / 1 INJECTION, POWDER, F... Ampicillin Fresenius Kabi USA, LLC 2020-08-03
65219-0018-10 10 VIAL in 1 CARTON (65219-018-10) / 1 INJECTION, POWDER, F... Ampicillin Fresenius Kabi USA, LLC 2020-01-13
65219-0020-23 10 VIAL in 1 CARTON (65219-020-23) / 1 INJECTION, POWDER, F... Ampicillin Fresenius Kabi USA, LLC 2019-10-31
83270-0311-10 10 VIAL in 1 CARTON (83270-311-10) / 1 INJECTION, POWDER, F... Ampicillin ONESOURCE SPECIALTY PHARMA LIMITED 2026-02-27
83270-0312-10 10 VIAL in 1 CARTON (83270-312-10) / 1 INJECTION, POWDER, F... Ampicillin ONESOURCE SPECIALTY PHARMA LIMITED 2026-02-27
83270-0313-10 10 VIAL in 1 CARTON (83270-313-10) / 1 INJECTION, POWDER, F... Ampicillin ONESOURCE SPECIALTY PHARMA LIMITED 2026-02-27
83270-0314-10 10 VIAL in 1 CARTON (83270-314-10) / 1 INJECTION, POWDER, F... Ampicillin ONESOURCE SPECIALTY PHARMA LIMITED 2026-02-27
Observed labelers: Sandoz Inc (8) · WG Critical Care, LLC (5) · Eugia US LLC (4) · Fresenius Kabi USA, LLC (4) · Heritage Pharmaceuticals Inc. d/b/a Avet Pharmaceuticals Inc. (4) · ONESOURCE SPECIALTY PHARMA LIMITED (4) · +1 more — 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
J0290 Ampicillin 500 mg inj 22 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.