Im wrapping up my cycle rite now. 12 weeks teste i started tbol the day of my last pin @ 40mg. so far i havn't crashed and am still gaining obviously slow now that im near the end but still gaining... i plan on running it 20 days after my last pin. so far i like it. ive lost some water weight and the tbol is making me vascular as he ll. id go the 4 week approach. split it every 8hrs and one prewo. or save and get ya some test and boya gotta real cycle there..lol