MP, also known as 6α-methyl-17α-hydroxyprogesterone or as 6α-methyl-17α-hydroxypregn-4-en-3,20-dione , is a synthetic pregnane steroid and a derivative of progesterone .   It is specifically a derivative of 17α-hydroxyprogesterone with a methyl group at the C6α position.   The generic name of MP is a contraction of 6α- me thyl-17α-hy droxyprogesterone . It is closely related to medrogestone as well as other unesterified 17α-hydroxyprogesterone derivatives such as chlormadinone , cyproterone , and megestrol .  
Anabolic steroid implants are allowed for veterinary use. But if someone diverts this for use in humans, it will be deemed as a distribution of a Schedule III drug leading to prosecution. The law on trenbolone differs in other countries. For instance, in Canada it is a Schedule IV drug. In Canada, all anabolic steroids are classified as Schedule IV drugs. In the UK, anabolic steroids are classified as Class C substances. Their possession can lead to a 2 year jail term, while their production and supply can lead to a 14 year jail term. But many countries do not have strict laws. In some places, you can even buy it over the counter.
Anabolic steroids are a type of substances whose chemical composition is similar to hormones such as testosterone. These substances are used by many sports persons and body builders to improve their fitness, and to increase their stamina and strength. In many sports, use of such substances is therefore illegal, because they are deemed to give undue advantage to their users. Apart from their illegality in many sports, there still are many negative side effects of anabolic steroids. Here we will discuss the 4 main disadvantages of using anabolic steroids.