Drostanolone Propionate (Masteron / Drolban / Masteril)

Drostanolone propionate, also known as dromostanolone propionate, is an androgen and anabolic steroid (AAS) medication. It was previously used to treat breast cancer in women but is no longer marketed. The compound is administered by injection into muscle.

Side Effects

Side effects of drostanolone propionate include symptoms of masculinization, such as:

• Acne

• Increased hair growth

• Voice changes

• Increased sexual desire

The drug has no risk of liver damage.

Mechanism of Action

Drostanolone propionate is a synthetic androgen and anabolic steroid, acting as an agonist of the androgen receptor (AR) — the biological target of testosterone and dihydrotestosterone (DHT).

It has:

• Moderate anabolic effects

• Weak androgenic effects

• No estrogenic effects

Its mild side effect profile makes it suitable for use in women.

It is an androgen ester and a long-lasting prodrug of drostanolone in the body.

History and Usage

Drostanolone propionate was first described in 1959 and introduced for medical use in 1961.

In addition to its original medical purpose, it is now used to improve physique and performance.

The drug is a controlled substance in many countries, and non-medical use is generally illicit.