Independent reference & toolkit 100 compounds graded · Last reviewed June 2026

Compare · Anabolic steroid

Fluoxymesterone vs Methandrostenolone

Both are anabolic steroid compounds. Here's how they line up on the evidence — graded the same way.

FluoxymesteroneMethandrostenolone
Evidence 8/10 9/10
ClassAnabolic steroidAnabolic steroid
SummaryFluoxymesterone is an oral 17α-alkylated anabolic-androgenic steroid (not a peptide), once FDA-approved for hypogonadism and breast-cancer palliation but now largely obsolete. Its strongest, best-documented human data concern liver injury rather than benefit, and non-medical use is illegal and banned in sport.An oral 17α-alkylated anabolic-androgenic steroid (not a peptide) with real but modest controlled-trial evidence for gains in body weight and lean mass; it is a Schedule III controlled substance with no current US medical use and well-documented liver, cardiovascular, and hormonal harms.
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Fluoxymesterone

Fluoxymesterone, sold for decades under the brand name Halotestin, is a man-made anabolic-androgenic steroid (AAS) — a lab-made cousin of testosterone. You take it as a pill, and it's built from testosterone with a chemical tweak (called 17α-methylation) that lets it survive being swallowed. It's a…

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Methandrostenolone

Methandrostenolone — known around the world as metandienone or methandienone, and by the brand name Dianabol — is one of the most famous anabolic-androgenic steroids ever made (a class of muscle-building drugs based on the hormone testosterone). It is a lab-made cousin of testosterone, not a…

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