North Staffordshire Joint Formulary
North Staffordshire Clinical Commissioning Group
Stoke-on-Trent Clinical Commissioning Group

12 Ear, nose and oropharynx
12-01-01 Astringent preparations

Aluminium acetate

Available as 8% and 13% ear drops for treatment of inflammation in otitis externa.

For the 8% preparation, dilute 8 parts aluminium acetate ear drops (13%) with 5 parts purified water. Must be freshly prepared.

An alternative astringent is EarCalm® spray (Acetic acid 2%),

Also available as Self Care Self Care Medicine-Available OTC for self-care for the treatment of mild otitis externa.



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