Sustanon 250 entered the market for the first time in the early 1970s. It was brought to the market by the company Organon together with such preparations as Durabolin, Deca Durabolin and Andriol. Sustanon 250 was created for the maintenance of steady-state level of testosterone. For more than 25 years, the athletes have used it for this purpose. The mixture of four ethers turned out to be a good idea. Actually, for the same price one can buy more Enanthate and Cypionate, however if you get your own portion from the doctor, the option with Sustanon 250 is much easier. In case you inject the drug more frequently than once a week, try to find a cheaper alternative.

Chemical structure

Sustanon 250 is an injectable cocktail of testosterone oil-based ethers. That is Propionate (30 mg), Phenylpropionate (60 mg), testosterone Isocaproate (60 mg) and testosterone Decanoate (100 mg). Sustanon 250 was created to maintain the homogeneous level of testosterone between the injections once in 3-4 weeks. Enanthate and Cypionate have a shorter time course. As well as all testosterone drugs, Sustanon 250 is a powerful muscle pill with androgenic activity, which suits perfectly for weight-gaining courses.


  • Anabolic activity – 100% of testosterone.
  • Androgenic activity - 100% of testosterone.
  • Estrogenic activity – moderate.
  • Hypothalamic pituitary testicular axis suppression – significant.
  • Effect on liver – absent.
  • Detection-time in doping test – up to 3 months.
  • Pharmaceutical form – injections. 


  • Impressive gain of muscle bulk. Solo cycle enables to gain up to 6 kg (12 lbs).
  • The increases in strength.
  • Suppression of catabolic processes.
  • Blood-forming activation. Taking Sustanon 250 increases red blood cells, which improves the endurance.
  • Libido increase, improvements in terms of sexual chemistry.
  • Increase in appetite.

Although the nature of the effect of testosterone suspension on body does not differ from other forms of hormones, still there are some peculiarities, which predetermine its actuality. First, it is its half-life period. Second, the speedy anabolic effect, which is felt already on the second day after the injection (and even earlier). The biggest similarity the premise substance has with Propionate.

Side effects

Sustanon 250 is in no way different from other forms of testosterone, and that is why shows the estrogenic activity in the same way. The development of oedemas, gynecomastia, endocrine profile suppression, abnormal fat accumulation.  This kind of reactions can be removed by the dose of antiestrogen at the appropriate times; the best will be Aromatase Inhibitor. As for Tamoxifen and other selective estrogen receptor modulators, they are used only in post-cycle therapy. The mostserious side effect of Sustanone is the development of testicular atrophy. For its prophylaxis, the period of course is restricted to two months (or gonadotropin is inserted simultaneously), and, certainly, antiestrogens are taken. Mostly, the instruction for use contains all needed directions to maintain the optimal effect and minimize all negative consequences.

Dosages and Uses

Dosage: from 250 to 500 mg
Dosage frequency: weekly

The usage of steroid is not recommended for children and those who have any of counter-indications. The average length of the Sustanon 250 solo cycle varies from 6 to 8 weeks. In case of the larger period, the additional gonadotropin should be included. For the maintenance of the constant high hormone exposure in blood, the injections are done weekly. The dosage is from 250 to 500 mg.

Medication intake (for males)

For androgen deficiency treatment, 250 mg is prescribed Sustanon 250 every three weeks. For bodybuilding, the dose makes up 250-750 mg in a week, 6-12 weeks for one cycle. This dosage is enough for considerable changes in body weight and muscular strength. Sustanon 250 is normally used in weight-gaining courses when it doesn’t matter how much water will be received. Some people include it during a cutting phase together with Aromatase Inhibitors. Sustanon 250 is an effective anabolic drug, however for the better effect it is sometimes combined with Boldenone Undecylenate, Methanol Enanthate and nandrolone decanoate. Others use the doses of 1 g and even more, however this won’t do much  good as after 750 mg the level of water retention will be more than the increase in muscle tissue.

Medication intake (for females)

Sustanon 250 is not recommended for women to enhance ability in sports.

Cycles (Courses)

  • Sustanon 250 Cycle is recommended only for men for weight-gaining purposes and those, who have no counter-indications for taking anabolic steroids.
  • Sustanon 250 Cycle lasts up to 10 weeks. In case of larger periods, the intake of gonadotropin is needed. 
  • Injections of the drug are given once in a week in a dose of 250-550 mg intramuscularly (it is advisable to inject Sustanon 250 in the glute).
  • From the second week of the course start to take Aromatase Inhibitors under the control of estrogenic analysis (Anastrozol 0.5 every other day is commonly used). Stop taking IA in 1-2 weeks after the last injection.
  • In 3 weeks after the last injection begins the post cycle therapy of Tamoxifen, testosterone booster is taken during 3-4 weeks for the recovery of native testosterone secretion.
  • For maximum efficiency of the course take the complex of sport nutrition for muscle bulk gaining and keep the diet for the increase in muscle mass.
  • Make sure you consult the specialist before starting to take Sustanon 250.