BioMed Research International / 2015 / Article / Tab 6

Research Article

Preformulation Studies for Generic Omeprazole Magnesium Enteric Coated Tablets

Table 6

HPLC assay results for conditions A, B, and C.

Sampled daysOmeprazole aloneOmeprazole: all excipients

Condition: A—room, uncontrolled conditions—30 ± 2°C
Day 0100100
Day 799.9799.11
Day 3099.4898.93
Day 6099.2398.52
Day 9099.1498.26

Condition: B—room, controlled conditions—40 ± 2˚C/75% ± 5%RH
Day 0100100
Day 798.6598.23
Day 3097.4097.60
Day 6097.2497.37
Day 9096.9496.95

Condition: C—oven (50°C)
Day 0100100
Day 797.7398.39
Day 3097.1097.85
Day 6096.9897.01
Day 9096.7596.68