Prima 150 mg/ml

Primobolan (Methenolone Enanthate) 150 mg/ml is an injectable anabolic-androgenic steroid (AAS), often used in performance enhancement and bodybuilding. It is a synthetic derivative of dihydrotestosterone (DHT), known for its mild anabolic properties and low androgenic effects.

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💉 Dosage & Usage

⚠️ Note: This information is for educational purposes only. Use of AAS should only be done under medical supervision where legally allowed.

🧑‍⚕️ Medical Use:

• Indications: Muscle wasting disorders, osteoporosis, and in some cases, hormone replacement therapy.

• Typical Medical Dose: 100–200 mg every 1–2 weeks (rarely prescribed today).

🏋️ Performance/Bodybuilding Use:

• Male Users:

  • Beginner: 300–400 mg/week

  • Intermediate: 400–600 mg/week

  • Advanced: 600–800 mg/week (less common due to cost)

  • Injection Frequency: 2x/week (e.g., 150 mg Mon & Thur if using 300 mg/week)

• Female Users:

  • Not recommended in injectable form due to higher risk of virilization.

  • Oral Primobolan (Methenolone Acetate) is more commonly used at 25–50 mg/day.

• Cycle Length: Typically 8–12 weeks

• Stacking: Often combined with Winstrol, Masteron, or Testosterone for cutting; sometimes added to bulking stacks for muscle quality.

⚠️ Side Effects

Primobolan is considered one of the milder steroids, but side effects can still occur, especially at higher doses.

❗ Androgenic Side Effects:

• Acne

• Oily skin

• Hair loss (male pattern baldness in predisposed individuals)

• Virilization in women (deepening voice, body hair, clitoral enlargement)

❗ Cardiovascular Risks:

• Mild suppression of HDL (“good”) cholesterol

• Elevated LDL (“bad”) cholesterol

• Potential increase in blood pressure

❗ Hormonal:

• Suppression of natural testosterone (though mild, it occurs)

• Possible need for PCT (Post Cycle Therapy): Clomid or Nolvadex usually sufficient

❗ Hepatotoxicity:

• Non-hepatotoxic, unlike oral steroids
  (Still avoid in patients with preexisting liver conditions)

❗ Estrogenic:

• Does NOT aromatize, so no risk of gynecomastia or water retention

⚙️ Pharmacokinetics

• Absorption: Slow-release from intramuscular depot due to enanthate ester

• Onset of Action: Several days post-injection

• Peak Plasma: ~3–5 days after injection

• Half-Life: ~10.5 days

• Duration of Action: Up to 14 days

• Metabolism: Primarily hepatic (not hepatotoxic)

• Excretion: Renal (urine), as metabolites

✅ Key Points Summary