The itchy eyelids after eyelash planting may be caused by blepharitis, allergic conjunctivitis, contact dermatitis, and the treatment is to take medication for the cause of the disease. 1. Blepharitis: Itchy eyelids after eyelash planting may be caused by blepharitis. Patients can use topical glucocorticoid drugs, such as tobramycin dexamethasone ophthalmic ointment, hydrocortisone acetate ophthalmic ointment. 2. Allergic conjunctivitis: After planting eyelashes eyelids are very itchy also consider allergic conjunctivitis. Patients use topical antihistamine eye drops, such as emetine fumarate eye drops, levocabastine hydrochloride eye drops, etc., or oral loratadine, cetirizine and so on. 3. Contact dermatitis: after planting eyelashes eyelids are very itchy may also be due to contact dermatitis. Patients can take oral antihistamine drugs, such as loratadine, cetirizine. Patients using any drug, need to follow the doctor’s instructions to use, do not unauthorized use of drugs, in order to avoid damage to health.