Fusidic acid and compound polymyxin B ointment are not recommended for use together for folliculitis of the head. Head folliculitis is mostly caused by bacterial infections, the more common is Staphylococcus aureus, in the treatment of antibiotic drugs need to be used to apply, fusidic acid cream and compound polymyxin B ointment are both antibiotic ointment, the use of one of them can be, it is generally not recommended to use the two drugs together. 1. Fusidic acid ointment: the main ingredient is fusidic acid, mainly to control bacterial infection. 2. Compound Polymyxin B Ointment: It is a compound preparation, the main ingredients are Polymyxin B Sulfate, Neomycin Sulfate, Mycopeptide, Lidocaine Hydrochloride and so on, in addition to anti-bacteria, there is also the effect of pain relief. Both fusidic acid ointment and compound polymyxin B ointment may have adverse reactions, such as allergy, itching, burning sensation, redness and swelling, etc. It is recommended to strictly follow the doctor’s instructions to use the medication, and not to use the medication blindly by yourself.