Table 9

Cost-minimization analysis of bimatoprost 0.03%, latanoprost 0.005%, and travoprost 0.004%; assuming 2 drops missed the eye per week

Drug
Drops per Bottle
Drops Administered per Year (bilaterally)
Drops Missed Hitting the Eye per Year
Total Drops per Year
Bottles per Year
Bottle Cost* ($ per bottle)
Annual Cost
Monthly Cost

Bimatoprost 0.03%
113
730
104
834
7.4
$69.99
$518
$43.17
Latanoprost 0.005%
84
730
104
834
9.9
$61.69
$611
$50.92
Travoprost 0.004%
83
730
104
834
10.0
$66.37
$664
$55.33

*Average retail price, 2005

Frenkel et al. BMC Ophthalmology 2007 7:16   doi:10.1186/1471-2415-7-16