Vigamox are eye drops that belong to the class of drugs known as fluoroquinolone antibiotics.  The function of this antibiotic is to curb the production of a special kind of proteins that are necessary for the bacteria to thrive. Generic Vigamox (Moxifloxacin ophthalmic) is an antibiotic medication that helps bacterial infections caused in the eyes, such as bacterial conjunctivitis, which is also known as pink eye. Pink eye is a bacterial infection found in the membrane the covers the eyelids and eyeballs. However it is vital to note that, if the need arises, then your doctor may tell you to buy Vigamox for purposes not listed here.