What is Winstrol used for?

Winstrol is indicated for Hereditary angioneurotic edema.

Winstrol is developed by Lundbeck Inc.

What development phase is Winstrol in?

Winstrol is FDA-approved (marketed).

What is the generic name of Winstrol?

STANOZOLOL is the generic (nonproprietary) name of Winstrol.

Last reviewed 2026-04-20 · How we verify

Winstrol (STANOZOLOL)

Lundbeck Inc · FDA-approved approved Small molecule Quality 30/100

Winstrol, also known as stanozolol, is a small molecule drug that targets the estrogen receptor. Originally developed and currently owned by Lundbeck Inc, it was FDA approved in 1962 for the treatment of hereditary angioneurotic edema. Although off-patent, there are no generic manufacturers listed. As a stanozolol drug class, it is a synthetic anabolic steroid with androgenic and anabolic effects. Key safety considerations include its potential for liver toxicity and cardiovascular side effects.

At a glance

Generic name	STANOZOLOL
Sponsor	Lundbeck Inc
Drug class	stanozolol
Target	Estrogen receptor
Modality	Small molecule
Therapeutic area	Neuroscience
Phase	FDA-approved
First approval	1962

Approved indications

Hereditary angioneurotic edema

Common side effects

No common side effects on file.

Key clinical trials

Hetrombopag for Low/Intermediate-1 Risk MDS With Thrombocytopenia (PHASE2,PHASE3)

Primary sources

Every claim on this page is sourced from regulatory or scientific primary sources. See our editorial policy for full methodology.

Source	Used for
FDA label	Mechanism, indications, dosing, boxed warnings, drug interactions
ClinicalTrials.gov	Trial enrolment, design, endpoints, results

Competitive intelligence

For the full competitive landscape — auto-detected comparators, recent regulatory actions across the set, upcoming PDUFA, patent timeline, sponsor landscape:

Winstrol CI brief — competitive landscape report
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