The pimples on the chest are not painful, consider the following situations: 1, papular urticaria: if only a small amount of windbag-like papules appear, can not be accompanied by itching or painful sensations. At this time, you can use topical dinaide ointment mixed with bupropion ointment, oral epinastine hydrochloride capsules or lupatadine fumarate tablets for treatment. 2, folliculitis: this disease is mostly caused by Staphylococcus epidermidis, hemolytic streptococcal infection, you can take oral antibiotic treatment, such as the choice of minocycline hydrochloride capsules or azithromycin dry suspension, topical compound polymyxin B ointment or neomycin ointment application. 3, furfur Spores folliculitis: is caused by fungal infection, can be applied topically with clotrimazole ointment.