to assess whether an interval of a few hours would be advisable between an intake of sodium fluoride ( naf ) and that of calcium salts when treating osteoporotic patients with vertebral collapse , we carried out three pharmacokinetic studies in 12 healthy fasting volunteer subjects to compare the fluoride bioavailability provided by naf alone and naf combined with two calcium salts .
C0016327
fluoride
C0037508
naf