<qa>  What was the name of the study that was conducted to determine the long-term safety and effThe study was conducted to determine the long-term safety and efficacy of nebivolol in patients with mild to moderate hypertension. This was an extension of the Phase III dose ranging studies NEB 202, 302 and 305. Nebivolol was studied as monotherapy and in conjunction with add-on antihypertensive therapy. 