Anapolon 50mg contains 17-alpha alkylated which is a liver toxic compound. This side effect can be avoided with a strict dietary regime and using a liver protectant supplement. Anapolon 50mg can produce the following side effects: nausea, vomiting, stomach aches, decrease appetite, headaches, insomnia, and diarrhea. Other side effects are oily skin, acne, body and facial hair growth; it may cause problems in persons with predisposition to baldness. Anapolon can also produce several mood side effects like anxiety or nervousness. Generally, most of these effects are considered to be minor as they tend to subside as the body adapts to the medication.