Table 6: Accelerated stability assessment of the Pre-F and FNEs.

FormulationCentrifugation test at 4000 rpm for 15 min298 K318 KFreeze-thaw cycles

Pre-F
FNE1
FNE2
  (a)
  (b)
  (c)
  (d)
  (e)
FNE3
  (a)
  (b)
  (c)
  (d)
  (e)
FNE4
  (a)
  (b)
  (c)
  (d)
  (e)
FNE5
  (a)
  (b)
  (c)
  (d)
  (e)

Note: ,stable (without phase separation); , unstable (with phase separation).