Phthalide ointment is used for herpes zoster, herpes simplex, and is also useful in the treatment of warts. It can be used to treat superficial fungal infections such as tinea corporis, tinea cruris, tinea cruris, and so on. Phthalidinium ointment occasionally see local itching irritation reaction, such as skin erythema, papules and tingling sensation and other adverse reactions. Contraindications: prohibited for patients allergic to phthaloetinam. Precautions: Women of childbearing age should use with caution; use care not to enter the mouth and eyes. It is recommended that patients who need to use phthalide ointment to the hospital in a timely manner, under the guidance of the doctor to standardize the use of drugs, avoid self-medication, so as not to cause adverse effects.