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Oseltamivir 75 MG Oral Capsule — RxCUI 312122

RxNorm drug concept · Semantic clinical drug
RxCUI 312122 Semantic clinical drug · SCD ● Current RxNorm concept 88 FDA products 110 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

RxCUI312122
Official nameOseltamivir 75 MG Oral Capsule
Concept typeSemantic clinical drug (SCD)
RxNorm statusCurrent RxNorm concept
Also known asoseltamivir (as oseltamivir phosphate) 75 MG Oral Capsule; oseltamivir phosphate 75 MG Oral Capsule
FDA products mapped88
Package NDCs mapped110
Reported Medicaid activity (SDUD)1,130,981 prescriptions · 52 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 Oseltamivir: what it is, how it’s used, side effects, and interactions.

📗 Our plain-language guide HelloPharmacist
  • Oseltamivir works best when started within 48 hours of your first flu symptoms — the sooner the better. It won't 'cure' the flu overnight, but it can shorten how long you feel sick...
  • How quickly does oseltamivir start working, and will it cure my flu?
  • Yes, oseltamivir can be used in children. The liquid suspension is approved for treating the flu in babies as young as 2 weeks old, and for flu prevention in children 1 year and ol...
  • Can I give this to my child, and is the liquid form safe for babies?
📖 Read our full Oseltamivir guide →

🕸️ Concept Web — How Oseltamivir 75 MG Oral Capsule 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 Oseltamivir 75 MG Oral Capsule RxCUI 312122

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.

    • Oseltamivir 260101
  2. Brand names 1

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

    • Tamiflu 261657
  3. Dose forms 9

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

    • Oseltamivir Oral Capsule 374615
    • Oseltamivir Oral Product 1161648
    • Oseltamivir Pill 1161649
    • Oseltamivir Oral Capsule [Tamiflu] 366559
    • Tamiflu Oral Product 1177855
    • Tamiflu Pill 1177856
    • Oral Capsule 316965
    • Oral Product 1151131
    • +1 more in this family
  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 — 13 of 14 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

  • Oseltamivir 75 MG SCDC · 330391
  • Oseltamivir Oral Capsule SCDF · 374615
  • Oseltamivir Oral Product SCDG · 1161648
  • Oseltamivir Pill SCDG · 1161649

Brand-Name Concepts

  • Oseltamivir 75 MG Oral Capsule [Tamiflu] SBD · 261315
  • Oseltamivir 75 MG [Tamiflu] SBDC · 574537
  • Oseltamivir Oral Capsule [Tamiflu] SBDF · 366559
  • Tamiflu Oral Product SBDG · 1177855
  • Tamiflu Pill SBDG · 1177856
  • Tamiflu BN · 261657

📦 FDA Products & Package NDCs

88 products · 110 package NDCs
110 package NDCs map to RxCUI 312122 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
85766-0083-10 10 CAPSULE in 1 CARTON (85766-083-10) Oseltamivir Phosphate Sportpharm LLC 2025-10-24
85766-0084-10 10 CAPSULE in 1 CARTON (85766-084-10) Oseltamivir Phosphate Sportpharm LLC 2025-10-14
85766-0144-10 10 CAPSULE in 1 BLISTER PACK (85766-144-10) Oseltamivir Phosphate Sportpharm LLC 2026-02-11
85766-0145-10 10 CAPSULE in 1 BLISTER PACK (85766-145-10) Oseltamivir Phosphate Sportpharm LLC 2026-02-11
85766-0146-01 100 CAPSULE in 1 BOTTLE (85766-146-01) Oseltamivir Phosphate Sportpharm LLC 2026-02-11
85766-0146-05 500 CAPSULE in 1 BOTTLE (85766-146-05) Oseltamivir Phosphate Sportpharm LLC 2026-02-11
85766-0146-10 10 CAPSULE in 1 BLISTER PACK (85766-146-10) Oseltamivir Phosphate Sportpharm LLC 2026-02-11
85766-0146-30 30 CAPSULE in 1 BOTTLE (85766-146-30) Oseltamivir Phosphate Sportpharm LLC 2026-02-11
85766-0146-60 60 CAPSULE in 1 BOTTLE (85766-146-60) Oseltamivir Phosphate Sportpharm LLC 2026-02-11
85766-0146-90 90 CAPSULE in 1 BOTTLE (85766-146-90) Oseltamivir Phosphate Sportpharm LLC 2026-02-11
Observed labelers: Proficient Rx LP (11) · Sportpharm LLC (11) · EPIC PHARMA, LLC (9) · Amneal Pharmaceuticals NY LLC (6) · Laurus Labs Limited (6) · Strides Pharma Science Limited (5) · +23 more — this is the FDA-listed mapping footprint, not sales, inventory, availability, or market share.

🗃️ 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.