0
0.0005mg in 1million IU of Colistin Sulphate.
Polymyxin-b sulfate is an antibiotic that is primarily used for resistant Gram-negative infection.
Neomycin Sulfate Polymyxin B (also known as Maxitrol) is only available with a prescription.
polymyxin can damage other living cell membranes, but since the top layer of your skin is composed of mostly dead, it's safe to use on it.
no