Aureomycin ointment is an antibacterial agent that cannot remove fat particles directly, but can be used as an anti-inflammatory drug for various inflammatory conditions caused by bacterial infections, such as bacterial conjunctivitis, bacterial blepharitis, wheals, trachoma, etc. In contrast, fatty grains are not inflammatory in nature and anti-inflammatory drugs are not effective against them, so gentamycin ointment cannot remove fatty grains.