Research Article
Formulation and In Vitro Evaluation of Bilayer Tablets of Nebivolol Hydrochloride and Nateglinide for the Treatment of Diabetes and Hypertension
Table 1
Scale of flowability (USP).
| Flow character | Angle of repose () | Compressibility index (%) | Hausner’s ratio |
| Excellent | 25–30 | ≤10 | 1.00–1.11 | Good | 31–35 | 11–15 | 1.12–1.18 | Fair | 36–40 | 16–20 | 1.19–1.25 | Passable | 41–45 | 21–25 | 1.26–1.34 | Poor | 46–55 | 26–31 | 1.35–1.45 | Very poor | 56–65 | 32–37 | 1.46–1.59 | Very, very poor | >66 | >38 | >1.60 |
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