The red rash on the face should be considered to be caused by a variety of conditions. First of all, the possibility of acne vulgaris should be considered. For topical medications, you can choose to use topical retinoids, such as Adapalene gel; you can also choose to use topical antibiotics, such as fusidic acid cream, etc.; you can also use topical 10% sulfur cream, benzoyl peroxide gel, etc. For systemic medication, you can choose to use antibiotics systemically, common ones such as doxycycline and minocycline. Next, consider the possibility of facial allergic dermatitis, topical medication can be used saline wet compresses, but also can choose to use topical weak glucocorticoid cream, common such as hydrocortisone butyrate cream, dinaide cream, etc.; can also choose calcium-regulated phosphatase inhibitors, common such as tacrolimus ointment, etc.; systemic medication, can choose to take oral antihistamines, common such as epalmatine.