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A Cochrane Systematic Review found topical antibiotics to be effective in providing symptomatic relief and clearing bacteria for individuals with anterior blepharitis. [20] Topical steroids provided some symptomatic relief, but they were ineffective in clearing bacteria from the eyelids. [20]
Polymyxin B/trimethoprim, sold under the brand name Polytrim is an antimicrobial solution for topical ophthalmic use in the treatment of acute bacterial conjunctivitis and blepharoconjunctivitis. [1] In 2022, it was the 252nd most commonly prescribed medication in the United States, with more than 1 million prescriptions. [2] [3]
Neomycin/polymyxin B/bacitracin, also known as triple antibiotic ointment, is an antibiotic medication used to reduce the risk of infections following minor skin injuries. [1] [2] It contains the three antibiotics neomycin, polymyxin B, and bacitracin. [1] It is for topical use. [3] [4]
Sulfacetamide is a sulfonamide antibiotic. [1] Sulfonamides are synthetic bacteriostatic antibiotics, that are active against gram-positive and gram-negative bacteria. It blocks the synthesis of dihydrofolic acid by inhibiting the enzyme dihydropteroate synthase. It is a competitive inhibitor of bacterial para-aminobenzoic acid (PABA).
Though Polysporin is marketed in the US, it holds a much smaller market share than in Canada and acts as a substitute to Johnson & Johnson's Neosporin for those allergic to the antibiotic neomycin. However, allergy to bacitracin/polymyxin B has also been reported. [2] There is also an ophthalmological ointment, eye and ear drops.
As bacitracin zinc salt, in combination with other topical antibiotics (usually polymyxin B and neomycin) as an ointment ("triple antibiotic ointment," with the brand name Neosporin), it is used for topical treatment of a variety of localized skin and eye infections, as well as for the prevention of wound infections. A non-ointment form of ...
Nitrofurazone was previously available as a prescription in the U.S., and was indicated as a topical solution, topical cream, or topical ointment for the treatment of bacterial skin infections, wounds, burns, and ulcers. [2] It was also used as a prophylactic measure to prevent infection that could potentially result in skin graft rejection.
Active bacterial infections may be treated with a topical antibiotic or a combination antibiotic-steroid eye drop, such as tobramycin/dexamethasone (Tobradex). [1] An oral tetracycline antibiotic (such as doxycycline) may be used in systemic or particularly severe/intractable infections.
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