T-BACT OINTMENT is indicated for the topical treatment of primary and secondary bacterial skin infections as follows: Primary Skin Infections: Impetigo, folliculitis, furunculosis and ecthyma. Uses of T Bact 2% Ointment 15gm. T-Bact 2% Ointment is an antibiotic medicine used to treat certain skin infections such as impetigo (red sores), recurring boils and others. T Bact 2 % Ointment is a topical antibiotic that is used to treat bacterial skin infections such as impetigo, folliculitis, etc. What is T Bact? T bact is mainly used to prevent or treat conditions like Folliculitis (Infection of hair follicles). What is T BACT? Introduction: T Bact Ointment is a topical antibiotic.