Table I.
Characteristics of each capsule.
| G-Cap | PEG/G-Cap | HPMC-Cap | |
|---|---|---|---|
| Main material | Gelatin | Gelatin, PEG4000 | Hydroxypropyl methyl cellulose |
| Length diameter, mm | 12.7±1.53 | 13.9±0.79 | 14.1±0.56 |
| Width diameter, mm | 4.37±0.53 | 4.67±0.14 | 4.52±0.27 |
| Surface area, mm2 | 289±6.14 | 245±20.5 | 268±24.6 |
| Volume, mm3 | 304±1.03 | 301±2.04 | 313±17.9 |
| Loss of drying, % | 14.3 | 13.2 | 5.0 |
| Lubricant content | NR | NR | NR |
Each value represents the mean ± standard error of measurements. n=3. ‘Lubricant content’ of each capsule is displayed as ‘NR’. This is because there was no detailed description in the analysis certificate. G-Cap, gelatin capsule; PEG/G-Cap, gelatin capsule containing 5% PEG4000 as plasticizer; HPMC-Cap, hydroxypropyl methylcellulose capsule; NR, not reported.