A breast reduction can certainly be performed on you, but you have to understand their are limitations to the final size based upon the need to maintain viability to the skin flaps which have to be a certain thickness as well as the tissue supporting the pedicle.
Areolar reduction scars notoriously have a tendency to heal poorly. The areola always "remembers" its original size, plus any breast size increase will place tension forces on the closure. Scars of this nature tend to widen, be highly conspicuous, and the areola enlarges and flattens along with...
Most patients have little pain after reduction, and are suprised at how easy it is. Also, most doctors do not use drains on breast reductions. So, I think you can worry a little less- most patients tell me afterwards that they just wish they had done it years ago.