ive been on test 400 for about 5 weeks now.and im really gettin sick of the swelling and pain from the injections.i cant hardly train cause of it.just want to know if i can switch to sustanon.its wat my source has only got left for the time being.ive done 3 previous cycles with sus n got decent results.but im just thinking cause it hasnt got enanthate or cypionate in the sus, wud this effect me at all?