| Eye medication | Number tested | Contaminated | Tip contaminated | Tip/drop contaminated | Drop contaminated | Contaminants |
| Mydriatics | 56 | 4 (7%) | 3 (5%) | 1 (2%) | Haemophilus spp, Bacillus spp, Micrococcus spp, Staphylococcus epidermidis | |
| Tetracaine | 10 | 1 (10.0%) | 1 (10.0%) | Micrococcus sp | ||
| Antibiotics | 18 | 0 | ||||
| Steroids | 14 | 1 (7%) | 1 (7%) | Gram negative rod | ||
| Others | 3 | 0 | ||||
| Total | 101 | 6 (6%) | 5 (5%) | 1 (1%) |