Oral Steroid / DHT Oral

Fluoxymesterone (Halotestin)

Extremely androgenic oral — limited anabolic effect. Used specifically for aggression, strength, and pre-competition edge. One of the most hepatotoxic oral steroids. Maximum 2–4 weeks use.

Build protocol outline Open dose calculator TNHL ebooks

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 dose10–20 mg/day. Maximum 4 weeks.

Half-life9.5 hours

Risk flagextreme

Regulatory noteResearch-only flag

Side effects and watch-outs

⚠️ Extreme hepatotoxicity — peliosis hepatis (blood-filled liver cysts) reported
⚠️ Extreme aggressive behaviour — relationship, work, and legal risk
Severe HPTA suppression
Severe HDL suppression
Cardiovascular toxicity
Acne
Hair loss
⚠️ CONTRAINDICATED in women
Maximum 4 week use — no exceptions