Primobolone is an anabolic steroid that is used for bodybuilding. It is a derivative of methenolone, and has a similar structure to that of methenolone acetate. Primobolone is a oral steroid, and has a half-life of 4-6 hours. The dosage of primobolone is 50-200 mg/day. Primobolone is not known to cause acne or water retention, and is not aromatizable.

Primobolan is an anabolic steroid that is used to promote muscle growth and increase strength. It is a derivative of testosterone and has a high affinity for the androgen receptor. Primobolan is used by bodybuilders and athletes to improve performance and increase muscle mass.