Table Main reasons for reference exclusion

Yellow Covered Document standard

No of papers excluded

Testing under relevant storage conditions (37°C for elastomeric devices)

111

95–105% of API

111

All samples tested in duplication

75

Low and high ‘clinically significant’ concentrations

72

Complete physical stability testing

63

3 samples at each time point

51

At least 4 time points plus time 0

42

Use of a stability indicating assay

13

Total

121