It is an anabolic steroid. If you can't get it from your doctor (which is HIGHLY unlikely, don't even ask) then you have to find an illegal source for it. No questions on sources are allowed on Elite Fitness.
Since this is an elitefitness website, you can consider the info reliable and updated. As for how long you should run Var, well it depends on your personal goals and how much you can afford to spend. Good luck with your goals, and I hope this helps you.