Erythromycin  (U.S.N.L.M.)
Dosing/ Conjunctivitis, keratitis 1 cm strip in conjunctival sac up to 6x/dy
Dosing/ Ophthalmia neonatorum  .5 to 1 cm strip in conjunctival sac following delivery  
Chem Specs erythromycin 0.5%
Quantities 3.5 gm tube
Cost 19.11
Class Macrolide
Action Blocks bacterial protein synthesis.
Activity Broad spectrum similar to penicillin. (Bacteriostatic)
Usage Used as an antibiotic nocturnal lubricant.
Active against Streptococcus pyrogenes (group A hemolytic)
Staphylococcus aureus, Streptococcus pneumoniae, Neisseria
gonorrhoeae, Chlamydia trachomatis
Contraindications Hypersensitivity to erythromycin.
Pediatric use See dosage information for neonatal usage.
Pregnancy Category B
Effective against many Gram-positive organisms, but poor activity
against H. influenzae. Significant Staph species resistance.
Brands: Illotycin, Romycin Ophthalmic. Generic: Bausch & Lomb
    N.L.M. DailyMed page for Erythromycin Ointment         PDR page for Erythromycin Ointment