How To Use Anabolic Steroids For Muscle Growth?

Hello sir...

I am 21 male. From india.
I wanted to ask youh that whom should i concert for starting anabolic steroids to gain muscle... i'm very much confused that where should i go and whom to concert.. who can guide me about it and under his medical guidance i can have it in safer way..
i research everything about it and I am well known about all merits n demerits of using roids.. i just need a doctor who can guide me det which should one should i have to take.. how much mg.. whts period time take...

please do reply.