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90 DAY estradiol 0.000313 MG/HR Vaginal System [Estring] — RxCUI 848330

RxNorm drug concept · Semantic branded drug
RxCUI 848330 Semantic branded drug · SBD ● Current RxNorm concept 1 FDA product 1 package NDC 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

RxCUI848330
Official name90 DAY estradiol 0.000313 MG/HR Vaginal System [Estring]
Concept typeSemantic branded drug (SBD)
RxNorm statusCurrent RxNorm concept
Also known asEstring 7.5 MCG/24 HR 90 DAY Vaginal System; Estring 2 MG (7.5 MCG per 24HR) 90 Day Vaginal System; 90 DAY Estring 0.000313 MG/24 HR Vaginal System; 90 DAY Estring 0.000313 MG/HR Vaginal System; Estring 0.0075 MG/24 HR 90 DAY Vaginal System
FDA products mapped1
Package NDCs mapped1
Reported Medicaid activity (SDUD)5,507 prescriptions · 27 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 Estradiol Topical: what it is, how it’s used, side effects, and interactions.

📗 Our plain-language guide HelloPharmacist
  • It's designed to ease the moderate to severe hot flashes and night sweats that come with menopause. When estrogen levels drop after menopause, your body's hormonal signals go a bit...
  • What exactly is this medication supposed to do for me?
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📖 Read our full Estradiol Topical guide →

🕸️ Concept Web — How 90 DAY estradiol 0.000313 MG/HR Vaginal System [... 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 90 DAY estradiol 0.000313 MG/HR Vaginal System [Estring] RxCUI 848330

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.

    • Estradiol 4083
  2. Brand names 1

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

    • Estring 151720
  3. Dose forms 6

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

    • Estradiol Vaginal System 2201643
    • Estradiol Vaginal Product 1165763
    • Estradiol Vaginal System [Estring] 2201654
    • Estring Vaginal Product 1170444
    • Vaginal System 2199220
    • Vaginal Product 1151125
  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 — 11 of 11 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

Brand-Name Concepts

  • Estradiol 0.000313 MG/HR [Estring] SBDC · 797455
  • Estradiol Vaginal System [Estring] SBDF · 2201654
  • Estring Vaginal Product SBDG · 1170444
  • Estring BN · 151720

📦 FDA Products & Package NDCs

1 product · 1 package NDC
1 package NDC map to RxCUI 848330 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
00013-1042-01 1 POUCH in 1 CARTON (0013-1042-01) / 1 SYSTEM in 1 POUCH Estring Pfizer Laboratories Div Pfizer Inc 2023-06-05
Observed labelers: Pfizer Laboratories Div Pfizer Inc (1) — this is the FDA-listed mapping footprint, not sales, inventory, availability, or market share.

💲 Pricing (NADAC)

NADAC is CMS's National Average Drug Acquisition Cost — roughly what pharmacies pay to buy the drug. It is an acquisition benchmark, not your copay.
Per ea · median
$551.2890
Range $551.2890–$551.2890 · middle 50% $551.2890–$551.2890 · 1 NDCs
Latest compatible distributions from the CMS NADAC file · dataset watermark 2026-07-10. Prices vary by package and pharmacy; a distribution is shown instead of one misleading number. Rows the dataset is silent on carry no price. No zero-cost conclusion should be drawn.

🗃️ 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.