The active compound in Superdrol is methasterone (systematic IUPAC name: 17β-Hydroxy-2α,17α-dimethyl-5α-androstane-3-one) – also known as methyldrostanolone and methasteron – which rose to superstar status during its run for the speedy results it can deliver when cycled, especially in terms of very hard and dry gains just after a couple of weeks of usage. Reports of achieving upwards of 20 to 30 pounds of muscle mass were not uncommon from users after cycling with Superdrol in the span of 4 weeks. Its half-life is timed at 6 to 8 hours.
Effects of steroid withdrawal are known to emulate and kick start many other medical complications as well. Weakness, loss of appetite, fatigue, nausea, weight loss, vomiting, diarrhea (further resulting in liquid and electrolyte complications), as well as abdominal pain are some of the most common effects that steroid withdrawal is often associated with. Constant decrease in blood pressure which simultaneously causes a person to faint or causes fits and dizziness are other complications the steroid use can cause.
Blood sugar levels are known to have dropped in many people who consume steroids. In women, menstrual changes have been reported widely. Muscle and joint pains, fever, changes in mentality, as well as elevation in calcium levels have been reported in some cases. Gastrointestinal contractions decrease dramatically which may ultimately lead to the swelling of the intestine .