Halobol (Fluoxymesterone) is an anabolic steroid that is available in pill form. Fluoxymesterone has a pronounced androgenic and small anabolic effects. It is mainly used to increase aggression, strength, muscle density, without increasing the athlete’s body weight. Due to non-standard activity, halotestin is often used by athletes – security officials who do not want to increase the weight category. The drug is also actively used in boxing and other martial arts immediately before the start of the competition.

Pharmacological properties and effects

Previously, fluoxymesterone was used as a remedy with pronounced androgenic qualities, used to cure male hypogonadism and delay puberty in young men, as well as to cure breast cancer in the weaker sex. Right now, medicine has refused its use. Halobol is about 5 times stronger than methyltestosterone. Halobol (Fluoxymesterone) has the same molecular structure as methyltestosterone. The drug is capable of overlapping estrogen and prolactin sensors, which eliminates the risk of gynecomastia, edema and fat deposits. Among other things, it is noted that the substance improves the performance of athletes. Fluoxymesterone can be used to burn fat – numerous studies show that the drug optimizes the process of oxidation of fatty acids in fast fibers. Although, for these purposes there are less dangerous anabolic agents – Rexobol, Oxanabol.

Side effects

In connection with the increase in the rate of dihydrotestosterone formation from testosterone, hypertrophy and prostatic hyperplasia may occur, as well as the development of prostate adenoma. Additionally, it is possible to increase the probability of developing cancer. The ease of switching to dihydrotestosterone may in the future lead to negative consequences if you take the drug for a long period. Fluoxymesterone is valuable in that it is 19 times greater than the anabolic potential of testosterone, and 8.5 times its androgenic abilities.

Information about the activity of the product was obtained by experiments. Halobol is toxic to the liver. Athletes who have used this drug, talk about increasing erection, which is accompanied by pain. Experiments show that the use of the drug leads to an increase in the number of liver enzymes, which indicates the process of increasing the degradation of liver cells under the influence of the use of fluoxymesterone. This fact is often described in literary sources.


10-20 mg per day

Additional information