Compound Library

Oral Steroid / Aggression/Strength

Halotestin (Fluoxymesterone)

Extremely androgenic oral steroid with minimal anabolic activity. Used for strength and aggression in powerlifting. No mass or E2 gains. Very hepatotoxic. Psychological effects (aggression, irritability) are significant. Short cycles only.

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Educational reference only. This page does not diagnose, prescribe, or replace care from a licensed professional. Laws, availability, and clinical appropriateness vary by location.
Reference dose10–20mg oral daily for maximum 4 weeks.
Half-life9 hours
Risk flagextreme
Regulatory noteResearch-only flag

Side effects and watch-outs

  • Extreme aggression/rage
  • Severe hepatotoxicity
  • No aromatization
  • Cardiovascular strain
  • Severe lipid impact
  • Suppression
  • Psychological dependence on effects