Earwax removal aid. Drops. Carbamide peroxide (6.5%) non USP.OTC master"s circle. No. 1 pharmacist recommended brand. Provides a safe, nonirritating method of softening and removing earwax. Kit includes soft rubber bulb ear syringe and drops. When used as directed, debrox cleanses the ear with microfoam action providing a safe, non-irritating method of softening and removing earwax.