NAME OF THE MEDICINE
Testosterone enantate is designated chemically as 17 beta-heptanoyloxy-4-androstene-3-
The empirical formula of testosterone enantate is C26H40O3 and its molecular weight is
400.66 g/mol. Its chemical structure is shown in Figure 1.
(CAS number: 315-37-7)
1 mL Primoteston Depot contains 250 mg testosterone enantate (equivalent to
approximately 180 mg testosterone) in clear, yellowish oily solution for injection.
Primoteston Depot contains the following excipients: benzyl benzoate and castor oil.
The depot effect of testosterone enantate permits long intervals between injections. This
ester not only has a long-lasting, but also a very intensive androgenic effect. The duration
of action of 1 mL Primoteston Depot is approximately 2-4 weeks depending on the initial
Androgen replacement therapy for confirmed testosterone deficiency in males.
Primoteston is a fantastic product by Bayer Pharma A.G. Ecuador (South America). It can be controlled and monitored very easily and is an efficient testosterone product.
We recommend looking at the official Primoteston Depot product guide for any additional information you require including side effects and more.