Formulation and Characterization of Drug Loaded Nonionic Surfactant Vesicles (Niosomes) for Oral Bioavailability Enhancement

Table 1

Bottom view of container showed different degrees of sedimentation.

Bottom view of container (differentiate from initial look)		Degree of sedimentation	Indications
No colour change		No sedimentation	−
Partially dark		Partial sedimentation (1–25%)	+
Intently dark		Near to complete sedimentation (26–75%)	++
Entirely dark		Complete sedimentation	+++