Normally taken orally but some non-EU or US countries produce injectable versions. Its ability to increase muscle mass, harden the body and increase stamina has made it one of the go-to steroid choices for many a user – and it’s the one they use on racehorses to make them go faster. But many users report acne flare-ups and dry joints, and while it’s easy on the hairline, it’s hard on the liver. Warning signs of liver problems include abdominal pain, light-coloured stools, dark-coloured urine, unusual fatigue, nausea and yellowing of the skin or eyes. Brand names include Winstrol.
Methyltestosterone is the INN , USAN , USP , BAN , and JAN of the drug and its generic name in English and Japanese , while méthyltestostérone is its DCF and French name and metiltestosterone is its DCIT and Italian name.    The generic name of the drug is methyltestosterone in Latin , methyltestosteron in German , and metiltestosterona in Spanish .    Methyltestosterone is also known by its former developmental code name NSC-9701 .