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 ...
Preservatives are added to multidose medication bottles to inhibit microbial contamination. An assortment of different preservative formulations has been used in ophthalmic medicines and many of ...
Nigerian scientists have warned against the use of chemicals such as formalin, sodium benzoate in excessive amounts, and other unapproved preservatives, saying that the substances are unsafe and not ...