NPP 150 mg

Dragon Pharma NPP

NPP 150 mg delivers the powerful anabolic benefits of nandrolone in its fast-acting Phenylpropionate ester form. Nandrolone Phenylpropionate (NPP) is the shorter-ester cousin of the classic Deca Durabolin (nandrolone decanoate), offering the same exceptional muscle-building and joint-support properties but with a significantly quicker onset of action. This 150 mg/mL concentration in a 10 mL vial provides an ideal balance for users who want to experience the renowned "feel-good" and therapeutic effects of nandrolone without committing to the long 2-3 week ester of traditional Deca. NPP is prized for its ability to promote substantial, quality lean mass gains with minimal water retention when estrogen is properly managed, while simultaneously providing profound relief from joint pain and connective tissue discomfort—a common issue for heavy lifters and seasoned athletes.

The Phenylpropionate ester has a half-life of approximately 4.5 days, requiring injections every other day (EOD) or at minimum three times per week to maintain stable blood levels. This frequent injection schedule allows for greater cycle control; users can start seeing noticeable improvements in muscle fullness, strength, and joint comfort within 7-10 days, and if side effects arise, the compound clears the system much faster than its decanoate counterpart. Formulated with smooth MCT oil, Dragon Pharma NPP 150 mg ensures comfortable administration even with regular injections. Manufactured under strict pharmaceutical standards in Europe, this product represents a premium choice for bodybuilders seeking a versatile compound that can be used for bulking, recomping, or even as part of a therapeutic stack to support joint health during intense training cycles.

Key Benefits:

• Rapid Lean Muscle Accretion: Stimulates significant gains in quality, durable muscle tissue with a smoother, fuller look and less water retention compared to many other mass-building steroids.
• Enhanced Joint & Connective Tissue Support: Increases collagen synthesis and synovial fluid, providing remarkable relief from joint pain and improving recovery in shoulders, knees, and elbows—allowing for heavier, more frequent training.
• Improved Nitrogen Retention & Recovery: Creates a highly anabolic internal environment by significantly improving nitrogen balance, which accelerates muscle repair and reduces overall recovery time between workouts.
• Steady Strength Increases with Low Androgenicity: Provides consistent, noticeable strength gains without the harsh androgenic side effects like aggression, hair loss, or severe acne commonly associated with other compounds.
• Fast-Acting with Greater Cycle Control: The Phenylpropionate ester offers quick results (within days) and allows for easier cycle management and quicker post-cycle recovery compared to long-ester nandrolone.

Each 10 mL multi-dose vial contains 150 mg/mL of pharmaceutical-grade Nandrolone Phenylpropionate, suspended in premium MCT oil, manufactured under strict quality control standards in Dragon Pharma's certified facilities.

Product Specifications

Usage Guidelines

NPP 150 mg is typically stacked with a testosterone base, as nandrolone derivatives can suppress natural testosterone production significantly. Its fast-acting nature makes it suitable for shorter cycles or as a front-loading agent. Due to its progestogenic activity, prolactin management may be necessary, especially when combined with other progestins or high estrogen. Consult a healthcare professional before use.

• Beginner Bulking Cycle (First Nandrolone Experience): 300-400 mg NPP per week (injected Every Other Day) for 10 weeks. Stack with a moderate dose of testosterone, such as Cypionat 250 at 400-500 mg/week. This provides a solid foundation for mass gains with manageable side effects. Have an AI like Arimidex on hand.
• Intermediate Lean Mass/Recomp Cycle: 450-525 mg NPP per week for 12 weeks. Combine with a lower dose of testosterone (250-300 mg/week) and a dry compound like Primobolan 100 at 400-600 mg/week. This stack promotes lean, keepable gains with enhanced hardness and minimal bloat.
• Advanced Strength & Size Stack: 600 mg NPP per week for 10-12 weeks alongside 400-500 mg/week of Dianabol 50 (oral, first 4-6 weeks) and a testosterone base. This powerful mass-building combination requires diligent estrogen and prolactin management. Consider adding Caber prophylactically at 0.25 mg twice weekly.

Post Cycle Therapy (PCT):

Begin PCT 4-5 days after your last NPP injection. A standard 4-week SERM protocol is effective. Use Clomid (50/50/25/25 mg daily) and Nolvadex (40/40/20/20 mg daily) concurrently. Due to nandrolone's metabolic byproducts, a slightly longer PCT (5 weeks) may be beneficial for full recovery. Using HCG 5000 IU during the final weeks of the cycle can prime the testes for a smoother transition.

Estrogen & Prolactin Management:

While NPP aromatizes at a low rate, estrogen conversion can still occur, especially when stacked with testosterone or orals. Monitor for high estrogen signs. Its progestogenic nature means prolactin can become elevated, particularly if estrogen is high. Manage estrogen first with an AI; if prolactin-related sides (lethargy, sexual dysfunction, nipple issues) persist, introduce Cabergoline at a low dose (0.25 mg twice weekly).

Third-Party Lab Tested

2026-03-25

View Certificate

149.29 mg/mL

2026-03-23

View Certificate

151.82 mg/mL

2024-05-16

View Result

149.43 mg/mL

Storage Instructions

Store the vial upright in a cool, dark place at room temperature (15-25°C / 59-77°F). Protect from direct sunlight and freezing. The MCT oil formulation remains stable and free-flowing. Due to the frequent injection schedule (EOD), ensure your vial is stored in a clean, accessible area. Always wipe the rubber stopper with an alcohol swab before each puncture. Use a new, sterile syringe for each injection. Discard the vial if the solution becomes cloudy, discolored, or shows signs of contamination.