Metenolone acetic acid derivation, or methenolone acetic acid derivation, sold under the brand names Primobolan and Nibal, is an androgen and anabolic steroid (AAS) prescription which is utilized essentially in the treatment of weakness because of bone marrow failure. It is taken by mouth. Despite the fact that it was broadly utilized before, the medication has for the most part been stopped and thus is presently generally no longer available. A connected medication, metenolone enanthate, is given by infusion into muscle.

Results of metenolone acetic acid derivation incorporate side effects of masculinization like skin break out, expanded hair development, voice changes, and expanded sexual desire. The medication is a manufactured androgen and anabolic steroid and subsequently is an agonist of the androgen receptor (AR), the natural objective of androgens like testosterone and dihydrotestosterone (DHT). It makes moderate anabolic impacts and frail androgenic impacts, as well as no estrogenic impacts or hazard of liver damage. Metenolone enanthate is a metenolone ester and a prodrug of metenolone in the body.

Metenolone acetic acid derivation was presented for clinical use in 1961. notwithstanding its clinical use, metenolone acetic acid derivation is utilized to further develop body and performance. The medication is a controlled substance in numerous nations thus non-clinical use is by and large illicit. It remains promoted for clinical utilize just in a couple of nations, like Japan and Moldova.