8 Ved afslutning på 2. år (12 måneder efter afbrydelse af Preotact) sås ved dual energy X- ray absorptiometri (DXA) en gennemsnitlig stigning på 12% i BMD i columna hos patienter, behandlet med alendronat i år 2.
At the end of year 2 (12 months after Preotact was discontinued), there was a 12.1% mean increase in dual energy X-ray absorptiometry (DXA) spine BMD for patients who received alendronate for the second year.