From: Can artificial tears prevent Acanthamoeba keratitis? An in vitro approach
Components | Preservative | % viability (TB); % viability (CTC); % altered morphology (CTC) | ||||
---|---|---|---|---|---|---|
2 h | 4 h | 6 h | 8 h | |||
Oculotect® 50 mg/ml (Novartis) | Povidone K25; sodium hidroxide | Benzalkonium chloride (BAK) | 3.6; 4.9; 0 | 1.8; 7.3; 0 | 5.5; 1.5; 0 | 2.5; 4.1; 0 |
Optava Fusion™ (Allergan) | Sodium hyaluronate; sodium carboxymethylcellulose; glycerin; erythritol | Purite® | 44.3; 44.5; 16.6 | 46.5; 26.7; 6.8 | 79.0; 34.2; 19.8 | 85.7; 31.0; 28.7 |
Artelac® Splash (Bausch+Lomb) | Sodium hyaluronate; sodium chloride; potassium chloride; sodium phosphates | None | 52.0; 58.8; 3.3 | 58.0; 34.6; 12.6 | 72.0; 52.8; 4.1 | 81.5; 10.8; 10.9 |