Masteron 100

Masteron 100 refers to an injectable preparation containing drostanolone propionate, a synthetic derivative of dihydrotestosterone (DHT) with anabolic and androgenic activity.

Drostanolone propionate was historically developed for use in certain breast cancer treatments. Its medical availability and approved indications vary by country, while modern products marketed as Masteron may differ in composition and manufacturing source.

Key Information

• Contains drostanolone propionate
• 100mg strength
• DHT-derived anabolic-androgenic steroid
• Injectable formulation
• Historical medical use
• Product specifications vary by manufacturer

Active Ingredient

Drostanolone Propionate

Strength

100mg

Dosage Form

Injectable solution

Medical Uses

Drostanolone propionate was historically used as part of treatment for certain breast cancers. It is not a routine modern treatment for bodybuilding or athletic performance enhancement.

Directions for Use

Use only according to applicable medical and regulatory guidance. The appropriate administration depends on the specific product and clinical indication.

Do not self-administer anabolic-androgenic steroids or alter the prescribed dose without qualified medical supervision.

Safety Information

Drostanolone can produce androgenic effects including acne, oily skin, changes in libido, mood changes, and suppression of natural reproductive hormone production.

Anabolic-androgenic steroids may also adversely affect cholesterol levels, cardiovascular health, blood pressure, and fertility. Women may experience virilizing effects, some of which can be irreversible.

Storage

Store according to the manufacturer’s instructions, protected from excessive heat, moisture, and direct sunlight. Keep out of reach of children.