Nose drops such as betamethasone. These are used for conditions such birli hay fever, allergies and nasal polyps. The letters α and β[18] denote absolute stereochemistry at chiral centers—a specific nomenclature distinct from the R/S convention[19] of organic chemistry to denote absolute configuration of functional groups, known kakım Cahn–Ingold–Prelog priority https://rhythmgamingworld.com/members/rubnose0/activity/1548498/