T – cypbolin 250 - are responsible for normal growth and development of the male sex organs and for maintenance of secondary sex characteristics. These effects include growth and maturation of the prostate, seminal vesicles, penis, and scrotum; development of male hair distribution, such as beard, pubic, chest, and auxiliary hair; laryngeal enlargement, vocal cord thickening, and alterations in body musculature and fat distribution. Drugs in this class also cause retention of nitrogen, sodium, potassium, and phosphorous, and decreased urinary excretion of calcium. Androgens have been reported to increase protein anabolism and decrease protein catabolism. Nitrogen balance is improved only when there is sufficient intake of calories and protein.

The increase in nitrogen retention also not only provides for muscle gain but also fast recovery from strenuous exercise.  T – cypbolin 250 is also know as a long acting Testosterone which hold more water than T- entbolin 300.
Being a testosterone product, all the standard androgenic side effects are also to be expected. Oily Skin, acne, aggressiveness, facial or body hair growth and male pattern baldness are all possible.