CINSTRON 100 (Drostanolone Propionate / Masteron)
Composition:
Each mL contains 100mg Drostanolone Propionate in sterile oil solution.
Category:
Short-acting anabolic steroid (DHT derivative).
Properties:
• Strong anti-estrogenic effects
• Moderate anabolic activity (62:25 ratio)
• Propionate ester (2-3 day half-life)
• Non-aromatizable compound
Medical Applications:
• Advanced breast cancer treatment (historical use)
• No current FDA-approved indications
Administration Protocol:
• Intramuscular injection only
• Typical cycle: 300-600mg/week
• Requires EOD injections
• Maximum cycle duration: 10 weeks
Critical Warnings:
⚠️ Severe androgenic side effects
⚠️ Causes significant lipid profile changes
⚠️ Not for pre-contest use (WADA detectable)
⚠️ Absolute contraindication in pregnancy
Quality Indicators:
• USP-grade sesame/grape seed oil carrier
• 0.22μm sterile filtered
• Batch-specific COA available
Storage:
• 15-30°C temperature range
• Protect from sunlight
• Do not freeze
WARNING: This compound is prohibited in all sports. Medical supervision required. Frequent lipid profile monitoring essential.