Description Primobolan® is a steroid compound that is described chemically as 17β-Hydroxy-1-methy1-5α-androst-1-en-3-one heptanoate. Primobolan® is a sterile solution of Methenolone Enanthate, Ph.Jpn., Micronized grade in Migyyol 840, Ethyl oleate, Benzyl benzoate, Benzyl alcohol. 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. . �� 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 Feature Description Use Muscle preservation, fat loss, lean mass gain Dosage 300–600 mg/week (bodybuilding) Half-Life ~10.5 days (enanthate ester) Injection Frequency Twice per week Aromatization None Liver Toxicity None Suppression Mild-to-moderate testosterone suppression Best Use Cutting cycles
