Levosina TS is a sterile ophthalmic solution containing Levofloxacin 1.5%, a third-generation fluoroquinolone antibiotic. It is effective against a broad spectrum of Gram-positive and Gram-negative bacteria, making it suitable for treating various bacterial eye infections. Levofloxacin works by inhibiting bacterial enzymes necessary for DNA replication, transcription, repair, and recombination, thereby halting bacterial growth.