What Are the Drug Testing Rules in the NBA?

Question by Vladimir Putin: What are the drug testing rules in the NBA?
Example: do all players have to submit urine / blood samples after very game, or random througout the season / off season, or what?

And what substances are tested for? Steroids, HGH, etc?

thanks

Best answer:

Answer by kiki
everything..so don’t use any

Know better? Leave your own answer in the comments!