Androrush. Nitric Oxide Formula with Tribulus and ZMA. Testosterone Igniter. Pre Workout Neuroendocrine & NOX Intensifier. B-Nox Androrush is the industry leader that has revolutionized the pre-workout category by supporting the body's natural testosterone response to exercise. With so many pre-workouts sharing similar ingredients and claims, only B-Nox provides bodybuilders and athletes the added focus and intensity that has made it famous. B-Nox has been engineered, manufactured and tested in a cGMP certified facility.