LISTEN TO YOUR BODY!
It takes time and experience to gain this skill but it's not rocket science. The first thing you'll notice is that you'll shoot loads like Peter North. Once you get to this point the nolva/clomid is at therapeutic level and dosing should continue for at least a week or two before beginning the taper.
Remember, ancillaries are used to kick start your natural test production and not to be relied upon. Sure you'll lose some water retention but most people are too worried about muscle wasting post cycle. Just be sure to keep the cals high and iron heavy...