Therapy	Usual dosage	Cost of generic (brand)*	In retail discount programs†
Azithromycin 1% (Azasite)	Solution: One drop two times daily (administered eight to 12 hours apart) for two days, then one drop daily for five days	NA ($82) for 5 mL
Besifloxacin 0.6% (Besivance)	Solution: One drop three times daily for one week	NA ($85) for 5 mL
Ciprofloxacin 0.3% (Ciloxan)‡	Ointment: 0.5-inch ribbon applied in conjunctival sac three times daily for one week	Ointment: NA ($99) for 3.5 g Solution: $30 ($65) for 5 mL
	Solution: One or two drops four times daily for one week
Erythromycin 0.5%	Ointment: 0.5-inch ribbon applied four times daily for one week	$13 (NA) for 3.5 g	✓
Gatifloxacin 0.3% (Zymar) or moxifloxacin 0.5% (Vigamox)§	Solution: One drop three times daily for one week	NA ($84) for 5 mL
Gentamicin 0.3% (Gentak)	Ointment: 0.5-inch ribbon applied four times daily for one week	Ointment: NA ($22) for 3.5 g	✓
	Solution: One to two drops four times daily for one week	Solution: $15 ($18) for 15 mL
Levofloxacin 1.5% (Iquix) or 0.5% (Quixin)‡	Solution: One or two drops four times daily for one week	1.5%: NA ($89) for 5 mL
		0.5%: NA ($57) for 5 mL
Ofloxacin 0.3% (Ocuflox)‡	Solution: One or two drops four times daily for one week	$44 ($80) for 5 mL
Sulfacetamide 10% (Bleph-10)	Ointment: Apply to lower conjunctival sac four times daily and at bedtime for one week	$13 ($22) for 5 mL	✓
	Solution: One or two drops every two to three hours for one week
Tobramycin 0.3% (Tobrex)	Ointment: 0.5-inch ribbon applied in conjunctival sac three times daily for one week	Ointment: NA ($76) for 3.5 g	✓
	Solution: One to two drops four times daily for one week	Solution: $16 ($60) for 5 mL
Trimethoprim/polymyxin B (Polytrim)	Solution: One or two drops four times daily for one week	NA ($42) for 10 mL	✓