when should i start proviron?

[hanibal]

i'm on wk 3 of 300mg/week prop, 500mg/week primo, 200mg/week tren, 20mg nolva/day and alternating on/off weeks w/ clen. cycle will be 12 weeks and i will start 50mg winny/day tabs at week 6 once tren is done. will run winny 6-8 weeks. i have 100 proviron that i want to do. when should i start, at what dose and how long? never did proviron. what can i expect from it? my training and diet on point.