Alpha Pharma PROVIBOL (Proviron/Mesterolone) 25mg 50tabs

Proviron is an oral androgenic steroid which is commonly used as an estrogen antagonist. Female athletes use Proviron to increase their androgen levels, producing much harder looking muscles. Usual dosage is around 25 to 100 mg of Proviron per day for men. Women should not take more than 25 mg per day.

Once the Proviron it is in the blood, it competes with estrogen at receptor sites. In some cases, this results in an end to aromatizing effects of other steroids. Proviron itself will not aromatize and it is moderately toxic to the liver. Some women take the drug to enhance their androgen levels, giving them much harder looking muscles.