Before asking your stupid beginner questions, make sure to read:
reddit.com/r/steroids/wiki Yes it's reddit, find a better compilation of information about steroids on the internet if you don't like it, faggot.
Also, include: >e-stats >age >time spent lifting >dick to balls ratio >height >weight >BF%
Oral-only cycles will suppress your natural testosterone production and are far less beneficial than injectables, so don't do oral-only cycles. If you're scared of needles just admit it.
We can't help you dose your AI, it's different for everybody and there's a lot of factors at play. Figure it out yourself.
And most importantly,
NO SOURCE TALK (this isn't up for debate, you will be banned)