Related by context. Frequent words. (Click for all words.) 70 anabolic steroids 66 banned substance 65 steroid 65 banned substances 65 steroids 60 performance enhancing substances 59 nandrolone 59 performance enhancing 59 stimulant 58 performance enhancers 57 clenbuterol 56 ephedrine 56 HGH 56 THG 56 amphetamine 55 amphetamines 54 EPO 54 doping 52 growth hormone 51 stimulants 51 Steroid 51 substances 50 creatine 50 DHEA 50 Steroids 49 PEDs 49 modafinil 47 urine sample 47 diuretic 46 methamphetamines 46 metabolite 46 painkillers 46 crystal meth 46 ephedra 45 testosterone 45 painkiller 45 opiates 45 Anti Doping Agency 44 drug 44 bodybuilders 44 opiate 44 dietary supplement 44 Laboratory Co Operative 43 cocaine 43 urine samples 43 drugs 43 dietary supplements 43 GHB 43 cortisone 43 Anti Doping 43 USADA 43 urine tests 42 BALCO 42 illicit drugs 42 crystal methamphetamine 42 Oxycontin 42 nutritional supplement 42 tested positive 42 anti depressant 42 anti doping 41 methamphetamine 41 Adderall 41 Methadone 41 nutritional supplements 41 mephedrone 41 Ecstasy 41 controlled substances 41 supplements 41 diet pills 40 ecstasy 40 methadone 40 anti inflammatory 40 antidepressant 40 antibiotic 40 diuretics 40 ketamine 40 HCG 40 Operation Puerto 40 dope 40 oxycodone 39 corticosteroids 39 NSAID 39 doping scandal 39 prescription painkillers 39 Victor Conte 39 Vicodin 38 bodybuilding 38 Doping 38 heroin 38 multivitamins 38 hormone 38 PED 37 MDMA 37 OxyContin 37 Cocaine 37 cough syrup 37 antibiotics 37 overdose 37 antihistamine 37 cannabis 37 codeine