Answer
Besides benzalkonium chloride, the FDC International Ltd betaxolol hydrochloride 0.5% eye drops product lists disodium edetate, sodium chloride and water for injection as excipients.
Sources for this answer
- Betaxolol 0.5% Eye DropsFDC International Ltd · emc · SmPC §6.1 List of excipients · Version 5Document updated
Sources checked