

Drug Class: Anabolic Androgenic Steroid (AAS)
Active Substance: Nandrolone Phenylpropionate
Strength: 100 mg/mL
Amount: 10 mL Vial
Active Life: 3–5 Days
Average Dose: 300–600 mg/week (men)
Liver Toxicity: Low
Aromatization Rate: Moderate
Anabolic Rate: 125
Androgenic Rate: 37
Manufacturer: Axiolabs
Duraplex 100 by Axiolabs contains 100 mg/mL of Nandrolone Phenylpropionate (NPP), a fast-acting injectable anabolic steroid known for its lean muscle-building capabilities, joint support, and low incidence of estrogen-related side effects. As a short ester version of Deca Durabolin, it's ideal for users seeking faster results and more control over cycle duration.
NPP offers a cleaner anabolic profile compared to many other steroids. It promotes protein synthesis, enhances red blood cell production, and supports joint lubrication through increased synovial fluid. These benefits make it highly attractive for both performance athletes and physique competitors. Unlike its longer ester counterpart (Decanoate), NPP kicks in within a week and clears the system faster, making it suitable for shorter cycles or users concerned with recovery timing.
For a scientific overview, refer to this Nandrolone pharmacology review on PubMed.
Due to its short half-life, Duraplex 100 requires more frequent administration than Decaplex. However, this also allows for quicker adjustments in case of side effects. Many users stack it with Testaplex E 250 or Testaplex P 100 for a synergistic effect between testosterone and nandrolone.
Advanced users may combine NPP with other fast-acting injectables in high-performance stacks. A testosterone base should always be included to prevent sexual dysfunction caused by nandrolone's progestogenic action.
NPP is suppressive, so PCT is mandatory. Begin 4–5 days after your last injection. A common protocol includes:
Consider using Exeplex during the cycle to prevent estrogenic rebound and assist recovery post cycle.
While NPP has a mild androgenic rating, some users may still experience acne, oily skin, or mood fluctuations. Its estrogenic activity is less pronounced than testosterone, but gynecomastia and water retention can still occur. Using an aromatase inhibitor like Letroplex may help manage this.
Liver toxicity is not a concern with injectable NPP, though cardiovascular markers such as HDL/LDL should be monitored during longer cycles.
Many experienced users recommend sourcing from verified distributors to avoid underdosed or counterfeit products. One reputable source offering this version of Duraplex 100 includes batch-tested Axiolabs injectables and ships to the USA.
Duraplex 100 offers a flexible and reliable option for athletes who want the anabolic power of nandrolone without the bloat and long detection times of Deca. Its fast action and reduced water retention make it perfect for lean bulking, injury rehab, or strength phases. With consistent dosing and proper support compounds, this Axiolabs NPP ester continues to earn its place in high-level stacks.
Users typically begin to notice improved strength, recovery, and joint relief within the first 7–10 days of use due to the fast-acting phenylpropionate ester.
Yes. Unlike longer-ester nandrolones, Duraplex 100 is ideal for 6–8 week cycles because of its shorter half-life and quick clearance from the body.
NPP (Duraplex 100) acts faster and clears the body quicker than Deca (Nandrolone Decanoate). It's better suited for users who prefer shorter cycles and want more control over hormone levels.
Yes, while its estrogen conversion is lower than testosterone, anti-estrogens like Letrozole or Aromasin are recommended to manage side effects like water retention or gynecomastia.
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Drug Class: Injectable Anabolic Androgenic Steroid (AAS)
Active Substances:
- Drostanolone Propionate 100 mg
- Testosterone Propionate 100 mg
- Trenbolone Acetate 75 mg
Strength: 275 mg/mL
Amount: 10 mL Vial
Active Life: 2–3 days
Average Dose: 275–550 mg/week
Liver Toxicity: Low
Aromatization Rate: Moderate (from Testosterone only)
Anabolic Rate: Very High (combined effect)
Androgenic Rate: High
Manufacturer: Axiolabs
Drug Class: Anabolic Androgenic Steroid (AAS)
Active Substance: Nandrolone Decanoate
Strength: 250 mg/mL
Amount: 10 mL Vial
Active Life: 14–16 Days
Average Dose: 300–600 mg/week (men)
Liver Toxicity: Low
Aromatization Rate: Moderate
Anabolic Rate: 125
Androgenic Rate: 37
Manufacturer: Axiolabs
Drug Class: Injectable Anabolic Androgenic Steroid (AAS)
Active Substances:
- Drostanolone Propionate 50 mg
- Testosterone Propionate 50 mg
- Trenbolone Acetate 50 mg
Strength: 150 mg/mL
Amount: 10 mL Vial
Active Life: 2–3 days
Average Dose: 300–450 mg/week
Liver Toxicity: Low
Aromatization Rate: Low–Moderate (from Testosterone)
Anabolic Rate: High (Drostanolone 62–130 / Trenbolone 500)
Androgenic Rate: High (Drostanolone 25–40 / Trenbolone 500)
Manufacturer: Axiolabs
Drug Class: Anabolic Androgenic Steroid (AAS)
Active Substance: Boldenone Undecylenate
Strength: 300 mg/mL
Amount: 10 mL Vial
Active Life: 14–16 Days
Average Dose: 300–600 mg/week
Liver Toxicity: Low
Aromatization Rate: Low
Anabolic Rate: 100
Androgenic Rate: 50
Manufacturer: Axiolabs