Deca-Durabolin 300 mg/mL (Nandrolone Decanoate):

·        Generic Name: Nandrolone Decanoate

·        Brand Name: Deca-Durabolin 300

·        Dosage Form: Injectable oil-based solution

·        Concentration: 300 mg/mL

·        Packaging: 10 mL multi-dose vial

·        Active Ingredient:

o   Nandrolone Decanoate (300 mg per 1 mL)

·        Vehicle: Typically dissolved in a carrier oil (e.g., sesame oil or cottonseed oil) with benzyl alcohol as a preservative.

2. Pharmacological Class:

·        Category: Anabolic-androgenic steroid (AAS)

·        Ester: Decanoate (long-acting, slow-release)

·        Anabolic Rating: High (promotes muscle growth, collagen synthesis)

·        Androgenic Rating: Low (milder than testosterone)

3. Medical & Veterinary Uses:

·        Approved Uses (Varies by Country):

o   Treatment of osteoporosis (rarely prescribed today).

o   Management of muscle-wasting conditions (e.g., HIV/AIDS, severe burns).

o   Veterinary Use: Improves lean muscle mass in livestock.

·        Off-Label/Illicit Use:

o   Bodybuilding for muscle growth and joint relief (due to collagen synthesis enhancement).

4. Administration & Dosage:

·        Route: Intramuscular (IM) injection only.

·        Typical Dosage (Human, Medical Use): 50–200 mg per week (varies by condition).

·        Bodybuilding Misuse: Often 200–600 mg per week (higher doses increase side effects).

·        Half-Life: ~7–12 days (due to decanoate ester).

·        Detection Time: Up to 18 months in drug tests (long ester).

5. Side Effects:

·        Common:

o   Suppression of natural testosterone production (requires Post-Cycle Therapy, PCT).

o   Water retention (edema).

o   Mild androgenic effects (acne, oily skin).

·        Serious (Long-Term Use):

o   Progestogenic Activity: May cause gynecomastia (even without estrogen conversion).

o   Cardiovascular Risks: Increased LDL ("bad" cholesterol), decreased HDL.

o   Liver Toxicity: Rare (unlike oral steroids), but possible with prolonged use.

o   "Deca Dick": Erectile dysfunction due to suppressed testosterone.

7. Storage & Handling:

·        Storage Conditions:

o   Keep at 20–25°C (68–77°F); avoid freezing or direct sunlight.

o   Protect from contamination (use sterile needles).

·        Shelf Life: Typically 2–3 years if unopened.