Effect of benzalkonium chloride (BAK) on conjunctival tolerance. BAK (empty bars), ovalbumin (OVA; black bars) or both (O+B, hatched bars) were delivered daily to each eye of groups of mice (n=3 ...

Benzalkonium chloride can damage the corneal epithelial barrier by inducing corneal epithelial dysfunction, according to an in vitro study. Seung-Heon Cha, MD, PhD, and colleagues at Pusan ...

SAN FRANCISCO – Preservative-free latanoprost proved to be as effective but more tolerable than the benzalkonium chloride-containing formulation, according to research presented at the American ...

The purpose of this study is to compare the safety and intraocular pressure (IOP)-lowering efficacy of travoprost/timolol in a benzalkonium chloride (BAK)-free fixed combination preserved with ...

Abstract and Introduction Abstract. Background: Although in vitro and in vivo laboratory studies have suggested that benzalkonium chloride (BAK) in topical ophthalmic solutions may be detrimental ...

The researchers used a quaternary ammonium compound, such as benzalkonium chloride (BAK), to impart the antimicrobial activity to the face shield.

Most eye drops contain a preservative called benzalkonium chloride (BAK), an ingredient that may be counterproductive. Preservative-free eye drops are a new option that doctors say may be more ...

Benzalkonium chloride (BAK) is the most common active ingredient in many disinfectants regularly used in hospitals, households, and food processing plants to protect against a wide range of ...

The number of eye drops and eye drops containing benzalkonium chloride may contribute to the prevalence of ocular surface disease in glaucoma patients, according to a study recently published in ...

The contamination of glaucoma medications in a clinical setting appears to depend more on patients than on whether the medicine contains benzalkonium chloride (BAK) or is BAK-free.

BAK Benzalkonium chloride (BAK) is a preservative found in eyeliner, mascara and makeup remover. BAK is well documented to be toxic to the epithelial cells of the eyes.

"A very common one is something called BAK, benzalkonium chloride," Amadian said. BAK is common in mascara and eye makeup removers, and it can be toxic to corneal tissue. Another ingredient is tar.