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Prescription medicine · generic available

Fulvestrant

Drug class: Estrogen Receptor Antagonist

The FDA’s “Established Pharmacologic Class”: the group of medicines that work in a similar way.

Official FDA data, not advice

Everything here comes from the U.S. Food and Drug Administration (FDA): the drug label, the NDC Directory, Drugs@FDA, recall reports and the drug shortage list. Each fact shows its source and date.

This page is not medical advice. Talk to your doctor or pharmacist before you start, stop or change any medicine.

In an emergency, call 911. If someone may have taken too much of a medicine, call Poison Help: 1‑800‑222‑1222.

Quick answers

What is Fulvestrant used for?
The FDA-approved label (Faslodex, AstraZeneca Pharmaceuticals LP, September 25, 2020) says: “Monotherapy FASLODEX is indicated for the treatment of: • Hormone receptor (HR)-positive, human epidermal growth factor receptor 2 (HER2)-negative advanced breast cancer in postmenopausal women not previously treated with endocrine therapy, or • HR-positive advanced breast cancer in postmenopausal women with disease progression following endocrine therapy. …” This page is not medical advice. Talk to your doctor or pharmacist before you start, stop or change any medicine.
Does Fulvestrant have a boxed warning?
No. None of the 21 FDA labels we found for this medicine has a boxed warning.
Is there a shortage of Fulvestrant?
The FDA drug shortage list shows “To be discontinued” for a product of this medicine (updated August 14, 2026). Ask your pharmacist about alternatives.
Has Fulvestrant been recalled?
FDA enforcement reports list 2 recalls of products of this medicine; the newest started July 15, 2022 (Class II). A recall usually concerns specific lots, not every product.
Who makes Fulvestrant?
21 companies list prescription products of Fulvestrant in the FDA NDC Directory, including Sandoz Inc, Sagent Pharmaceuticals and BluePoint Laboratories.

What Fulvestrant is used for

Quoted from the “Indications and Usage” section of the FDA-approved label.

Monotherapy FASLODEX is indicated for the treatment of: • Hormone receptor (HR)-positive, human epidermal growth factor receptor 2 (HER2)-negative advanced breast cancer in postmenopausal women not previously treated with endocrine therapy, or • HR-positive advanced breast cancer in postmenopausal women with disease progression following endocrine therapy. …

— FDA label: Faslodex, AstraZeneca Pharmaceuticals LP, effective September 25, 2020. Read the full label on DailyMed →

The FDA has 21 labels for products of this medicine (different makers and forms); uses can differ between them. Check the label that comes with your own medicine.

This page is not medical advice. Talk to your doctor or pharmacist before you start, stop or change any medicine.

Conditions named on the label

These condition names appear word for word in the label’s “Indications and Usage” text (matched with a reviewed table). Each page lists hospitals whose own websites name the condition.

Related medical specialties

Boxed warning

A boxed warning (“black box”) is the FDA’s strongest warning on a drug label, for serious or life-threatening risks.

The label quoted above has no boxed warning.

0 of 21 FDA labels for this medicine have a boxed warning.

Forms and how it is given

Dosage formsInjection, solution · Injection
RouteIntramuscular · Intravenous
Prescription products23 in the FDA NDC Directory
Brand namesCligavyx, Faslodex

Companies that list this medicine

Labelers in the FDA NDC Directory: the company named on the package (maker or distributor), with the number of prescription products.

FDA approval history

  • NDA: New Drug Application: how a new (usually brand-name) medicine is approved.
  • ANDA: Abbreviated New Drug Application: how a generic version is approved.
Brand and biologic applications
ApplicationSponsorApprovedLater changes approved
NDA021344
FASLODEX
AstrazenecaApril 25, 2002 30, latest January 19, 2021
2021: Labeling · 2020: Efficacy · 2020: Efficacy
NDA210063
CLIGAVYX
Avyxa HoldingsAugust 19, 2019 3, latest November 21, 2025
2025: Labeling · 2021: Labeling · 2021: Labeling
NDA210326
FULVESTRANT
Fresenius Kabi USAMay 20, 2019 2, latest May 12, 2021
2021: Labeling · 2021: Efficacy

Generic approvals (12)

Shortage status

To be discontinued · updated August 14, 2026 · first posted August 14, 2026

ProductFulvestrant, Injection, 250 mg per 5mL (NDC 63323-715-05)
CompanyFresenius Kabi USA, LLC

Ask your pharmacist whether your product is affected and what the options are.

FDA Drug Shortages database →

Recalls

From FDA enforcement reports, matched by the product’s NDC code. A recall usually covers specific lots only: check the lot number on your package and ask your pharmacist. Do not stop a medicine on your own.

  1. July 15, 2022 · Class II · Terminated · D-1351-2022

    Failed Impurities/Degradation Specifications

    Fulvestrant Injection 250mg/5mL (50 mg/mL), Contains 2 Single-Dose Prefilled Syringes, Rx Only, Product of India, Manufactured by: Cadila Healthcare Limited, Ahmadabad, India, Distributed by: Zydus Pharmaceuticals (USA ) — Zydus Pharmaceuticals (USA) Inc

  2. August 27, 2021 · Class II · Terminated · D-0820-2021

    Lack of Assurance of Sterility

    Fulvestrant Injection 250 mg/5 mL (50 mg/mL) For Intramuscular Use Only Contains 2 single-dose pre-filled syringes Rx only NDC 68462-317-32 — Glenmark Pharmaceuticals Inc., USA

What do the recall classes mean?

Class I: The most serious type: there is a reasonable chance that using the product will cause serious health problems or death.
Class II: Using the product may cause temporary or medically reversible health problems, or the chance of serious problems is remote.
Class III: Using the product is not likely to cause health problems (for example a labeling or packaging issue).

Official identifiers

RxCUI (RxNorm)727762, 727954
SPL set ID of the quoted label83d7a440-e904-4e36-afb5-cb02b1c919f7
FDA labels (SPL)21
FDA applicationsNDA021344, NDA210063, NDA210326, 12 ANDA
Active ingredients (FDA)FULVESTRANT

Sources

  1. FDA-approved label on DailyMed (National Library of Medicine) — Faslodex, AstraZeneca Pharmaceuticals LP, effective September 25, 2020; via openFDA, FDA data exported October 30, 2026, retrieved October 31, 2026
  2. NDC Directory (openFDA) — U.S. Food and Drug Administration (FDA), FDA data exported October 30, 2026, retrieved October 31, 2026
  3. Drugs@FDA (openFDA) — U.S. Food and Drug Administration (FDA), FDA data exported October 30, 2026, retrieved October 31, 2026
  4. Drug recall enforcement reports (openFDA) — U.S. Food and Drug Administration (FDA), FDA data exported October 27, 2026, retrieved October 31, 2026
  5. Drug shortages (openFDA) — U.S. Food and Drug Administration (FDA), FDA data exported October 30, 2026, retrieved October 31, 2026

openFDA data is provided by the FDA as is; it may be incomplete. Always rely on the label that comes with your medicine. FDA Enforcement Report search →

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