Vetropolycin how long. How long until I will know if this medication is working, and how long will the effects of this medication last? This medication should help your animal feel better within 1 to 2 hours. If you are using vetropolycin to treat an ocular bacterial infection in your cat, carefully apply a thin film of the medication over the cornea, and repeat application three to four times every day. If infection does not respond to treatment in two or three days, the diagnosis and therapy should be re-evaluated. Do not use as a pre-surgical treatment. If this occurs, take appropriate measures. 1 day ago · Serious hypersensitivity (anaphylactic) reactions have been reported in cats within 4 hours of application of antibiotic ophthalmic preparations. Prolonged use could cause overgrowth of non-susceptible organisms, including fungi. Re-evaluate therapy and diagnosis with your veterinarian if the infection does not respond to the medication within 2-3 days. Aug 27, 2025 · As with any antibiotic preparation, prolonged use may result in the overgrowth of nonsusceptible organisms including fungi. As with any antibiotic preparation, prolonged use may result in the overgrowth of nonsusceptible organisms including fungi. Dec 5, 2021 · It is usually taken two or four times daily. Tetracycline should be taken on an empty stomach, at least 1 hour before or 2 hours after meals or snacks. . Appropriate measures should be taken if this occurs. Some of these reactions have resulted in death. Caution: Federal law restricts this drug to use by or on the order of a licensed veterinarian. qzmw jtomg sgjg vyjla azad huc ougexpr ouslvz srog imvoto