Enlarged pores in the nose triangle may be related to exuberant oil secretion, poor sebaceous gland ducts, acne, seborrheic dermatitis, etc. Care includes daily care, medication and physical therapy. 1. Daily care: the nose triangle pores, mainly with the part of the oil secretion, sebaceous gland ducts and not smooth, can increase the number of local cleaning, in order to make the discharged oil in time to deal with, to prevent the accumulation of secretions lead to sebaceous gland ducts clogging. 2. Medication: If acne is caused by acne, in addition to changing lifestyle habits and cleaning the skin, you can also use topical retinoic acid cream or fusidic acid cream, etc. If seborrheic dermatitis is caused by seborrheic dermatitis, you can use antifungal drugs such as miconazole nitrate cream, carbendazole cream, ketoconazole ointment and so on. 3. Physical therapy: such as strong pulse therapy, fractional laser, etc. have the role of contraction of large pores in the nose. Nose triangle pores, there may be other reasons, in addition to changing bad habits, clean skin, should be timely to the hospital and do the relevant examination, follow the doctor’s instructions standardized treatment, do not take the liberty to deal with, so as not to cause adverse consequences.