Masteroxyl 100- 10ml/vial

  • Masteroxyl 100

    Injectable Anabolic Steroid
    Active substance: Drostanolone Propionate
    Manufacturer: Kalpa Pharmaceuticals Ltd.
    Unit: 10 mL vial (100 mg/mL)




Common Names

Masteron, Mastabol, Mast, Masto.

Drug Description

Transparent oily solution with color ranging from light yellow to yellow, containing a characteristic odor.

Masteroxyl 100 Composition

1 ml of solution contains:
Active substance: Drostanolone Enanthate 100 mg/ml

Bodybuilding Benefits

Synthetic derivative of dihydroTestosterone, it has a powerful androgenic effect that is responsible for increases in muscle density and hardness. This compound also has a moderate anabolic effect. The drug has the property to assure positive nitrogen balance in humans and promotes protein synthesis. It has the goal to offer increased strength while keeping body fat the same level.

Therapeutic Indication

Masteron’s clinical and medical use was determined to be primarily for the treatment of female breast cancer, often as one of the last resort treatment options after other first and second line treatments have failed.

Dosage (Men)

400-600 mg per week

Dosage (Women)

100 mg per week

Active Life

8 days

Masteroxyl 100 Side Effects

Oily skin, acne, body and facial hair growth, aggression and problems related to pattern male baldness. Does not not carry typical estrogen-related side effects such as bloating, gynecomastia, water retention, or fat gain and/or retention, except for the cases if taken in high or exaggerated dosage. Women should use a lower dose to avoid such effects as deepening of voice and increased body hair.

Masteroxyl 100 Contraindications/Precautionary Measures

Not recommended in case of hypersensitivity to the drug or allergic reactions. Not to be used by males with breast carcinoma, pregnant women or those suspected to be, individuals known top be hypersensitive to this drug, males with or suspected to have prostate gland carcinoma, individuals with severe hepatic, cardiac or renal disease. Males are advised seek medical attention in case of persistent or frequent penis erection. Females should also do so in case of grown of facial hair, changes in the menstrual cycle, acne and hoarseness.


There are no registered cases of overdosage.

Masteroxyl 100 Stack/Cycle

Duration of a cycle: 6-10 weeks. The drug can be combined with Stanozolol, Parabolan, Primobolan, Oxandrolon and Testosterona P to achieve large muscular gains, as well as with Trenboxyl Acetate 100 and Testosterone products in cutting cycle.

Package Presentation

Comes in 10ml vial (100 mg/ml).


To be store in a dry place, protected from light, at a temperature of 15-25 ° C. Keep out of reach of children.