The most commonly used AAS in medicine are testosterone and its various esters (but most commonly testosterone undecanoate , testosterone enanthate , testosterone cypionate , and testosterone propionate ),  nandrolone esters (most commonly nandrolone decanoate and nandrolone phenylpropionate ), stanozolol , and metandienone (methandrostenolone).  Others also available and used commonly but to a lesser extent include methyltestosterone , oxandrolone , mesterolone , and oxymetholone , as well as drostanolone propionate , metenolone (methylandrostenolone), and fluoxymesterone .  Dihydrotestosterone (DHT; androstanolone, stanolone) and its esters are also notable, although they are not widely used in medicine.  Boldenone undecylenate and trenbolone acetate are used in veterinary medicine . 
Caught: 6/13/07 , following his 38-second knockout loss against Bernard Ackah at Dynamite!! USA .
Tested positive for: Unspecified anabolic steroids. Morton’s pre-fight urine test came back as positive for a very elevated T/E (testosterone) ratio — , when the average for an athlete is 6.
Punishment: $2,500 fine and an indefinite suspension from the California State Athletic Commission. Morton’s $100,000 purse was also withheld after he refused to take a post-fight drug test. He hasn’t competed since.
This obsession has become so common that Dr. Pope has come up with a term for it: Adonis Complex. What fuels it, he says, are the ridiculously outsized bodies purveyed by Hollywood, magazine covers, and even action-toy manufacturers (just check out the size of . Joe these days). "One of the biggest lies being handed to American men today is that you can somehow attain by natural means the huge shoulders and pectorals of the biggest men in the magazines," says Dr. Pope. "Generations of young men are working hard in the gym and wondering what on earth they're doing wrong. They don't realize that the 'hypermale' look that's so prevalent these days is essentially unattainable without steroids."