Halotestin (Fluoxymesterone)
9α-fluoro-11β,17β-dihydroxy-17α-methylandrost-4-en-3-one. Anabolic Androgenic Steroid (AAS), oral 17α-alkylated.
This page describes what Halotestin (Fluoxymesterone) is and its known risks. It is not medical advice and not a guide to using it. Many of these substances are prescription-only or illegal to use without a prescription. Speak to a doctor.
- Class
- Anabolic Androgenic Steroid (AAS)
- Legal status
- Schedule 4 (South Africa) / Schedule III (USA)
- Half-life
- 6-8 hours
- Liver strain
- Extremely High
- Kidney strain
- Moderate
- Converts to estrogen
- None
- Suppresses natural hormones
- Yes
Medical uses
- Male hypogonadism
- Delayed puberty
- Breast cancer (women)
What it does in the body
Anabolic
- Extreme strength increase
- Muscle hardness
- No mass gain
- No water retention
- Increased aggression
Androgenic
- Extremely high androgenic activity
Forms, half-life and detection
| Form | Half-life | Reported detection window |
|---|---|---|
| Oral | 6-8 hours | 2 months |
Side effects and health risks
Estrogenic
- None
Androgenic
- Severe acne
- Accelerated hair loss
- Oily skin
- Prostate issues
Heart and blood vessels
- Severe LDL increase
- Severe HDL decrease
- Significant blood pressure increase
Liver
- Extremely hepatotoxic
- Severe liver enzyme elevation
- High risk of liver damage
Hormones and fertility
- Severe testosterone suppression
Mood and mind
- Extreme aggression
- Irritability
- Mood swings
Blood tests worth monitoring
From its known properties, these are the markers doctors commonly check. Getting blood work before, during and after is how problems are caught early.
- Androgens tend to lower HDL, raise LDL and thicken the blood: HDL Cholesterol, LDL Cholesterol, Hematocrit, Hemoglobin
- Liver strain: Extremely High: ALT (SGPT), AST (SGOT), GGT, Bilirubin
- Kidney strain: Moderate: Creatinine, BUN, eGFR
- Shuts down natural production (PCT needed): Total Testosterone, LH, FSH
Related compounds
Questions
What is the half-life of Halotestin (Fluoxymesterone)?
About 6-8 hours. Half-life is the time for the level in the blood to fall by half.
How long is Halotestin (Fluoxymesterone) detectable?
Testing windows of 2 months are reported, depending on the test and the person.
Is Halotestin (Fluoxymesterone) legal?
Schedule 4 (South Africa) / Schedule III (USA). Laws differ by country and change; check the rules where you live.
What blood tests matter with Halotestin (Fluoxymesterone)?
Based on its properties, these markers are commonly monitored: HDL Cholesterol, LDL Cholesterol, Hematocrit, Hemoglobin, ALT (SGPT), AST (SGOT), GGT, Bilirubin, Creatinine, BUN, eGFR, Total Testosterone, LH and FSH. A doctor can order and interpret them.
What are the side effects of Halotestin (Fluoxymesterone)?
Estrogenic: none. Androgenic: severe acne, accelerated hair loss and oily skin. Heart and blood vessels: severe ldl increase, severe hdl decrease and significant blood pressure increase.
For information only, not medical advice. MyoStats is a tracking tool used at your own discretion. Speak to a doctor before changing your training, diet, medication or anything you take.