It must be noted possible side-effects such as Gynecomastia , water retention, high blood pressure and high cholesterol are all a possibility with this cycle as both Testosterone and Dianabol aromatize and cause a buildup in estrogen . If you’re nipples begin to get sore while on cycle you might try supplementing with 10mg of Nolvadex per day. If this does not work you are going to need an Aromatase Inhibitor such as Arimidex or Letrozole ; every other day of either should suffice. Further, if you keep your diet clean you will largely protect from water retention; some will occur if you are really trying to bulk but limit your excess calories only to what you absolutely need and avoid overeating carbohydrates. Further, keeping your diet clean is also good for your blood pressure and cholesterol; moreover, consuming plenty of Omega-3 Fatty Acids can greatly serve you here.