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Polytrim vs. Quixin

Polytrim (polymyxin B / trimethoprim) is a combination antibiotic eye drop. It's used to treat mild-to-moderate bacterial eye infections, such as pink eye, in adults and children ages 2 months and older. The typical dose is 1 drop applied directly in the eye(s) every 3 hours for 7 to 10 days. Some of the more common side effects of this eye drop include symptoms of eye irritation, such as redness, stinging, and itching. Polytrim (polymyxin B / trimethoprim) is available as a lower-cost generic.

• Mild-to-moderate infections on the eye and eyelid

• Eye irritation (e.g., redness, burning, stinging, itching)

• For use in the eye only
• New infection
• Damage to contact lenses (when used in the eye)

Levofloxacin (eye drop) is an antibiotic eye drop that's used to treat pink eye (0.5% strength) or corneal ulcers (1.5% strength) caused by bacteria. You shouldn't use it for more than a few days to treat the infection. And you'll need to use it multiple times a day for it to work.

• Bacterial conjunctivitis (pink eye) - 0.5% strength
• Corneal ulcer - 1.5% strength

Levofloxacin (eye drop) 0.5% strength:

• Temporary eye burning, pain, or discomfort (1-3%)
• Temporary blurry or loss of vision (1-3%)
• Headache (1-3%)

Levofloxacin (eye drop) 1.5% strength:

• Headache (8-10%)
• Change in taste (8-10%)

• Severe allergic reactions
• New infection if used too long