Description Name: Aromasin 25 Manufacturer: Intex Pharma Contains: Exemestane 25mg x 50 Tablets Expiry Date: 2026 Chemical Name Exemestane. Aromasin is an Aromatase Inhibitor which stops the conversion of Androgens into estrogen by disabling the aromatase enzyme once binded to it. It basically prevents the chance of developing breast tissue while on cycle (cycle dependent). Active Life 24-36 hours. Detection Time 2 weeks. Average Dose 25mg per day or every second day. Goes well with All cycles as a precautionary measure. Expected weight / muscle gain Is intended as part of a cycle. How fast to notice changes Exemestane (Aromasin) will begin working almost immediately by disabling the ability of Androgens converting into estrogen. Side effects Some side effects can include depression if extreme suppression of estrogen is experienced by taking too much (we do need estrogen for a healthy immune system and hormonal balance!).