Ursula Street, PO Box 6510 Mail Stop F-731, Aurora, CO 80045, USA. Detergent preservatives such as benzalkonium chloride (BAK) have been used for decades in many ophthalmic preparations owing to ...

Department of Chemical Engineering, Federal University of Rio Grande do Sul, 2777 Ramiro Barcelos Street, Porto Alegre, RS 90035-007, Brazil ...

The aim of this study was to investigate the effect of low-dose oral betamethasone alone and in combination with loratadine in a group of patients with allergic rhinitis with clinically ...

The solution turns brown. This brown colour is the displaced bromine. The chlorine has gone to form sodium chloride.