Ichthyol Ointment is mainly used for the treatment of boils, and the medication should be used in accordance with the doctor’s instructions. Ichthyol Ointment is mild, less irritating, anti-inflammatory, antiseptic and decongestive, and can be used in the treatment of boils, usually applied externally to the affected area. Adverse reactions are rare, occasionally skin irritation or allergic reactions may occur. It should be noted that the drug should not be used on broken skin and should not come into contact with the eyes, mouth, nose, and other parts of the body. It is contraindicated for those who are allergic to the drug or when a change in the nature of the drug is detected. If the condition is not relieved by 7 days of continuous use, or if there is a burning sensation, redness, swelling and pus overflow at the site of application, it is recommended to consult a doctor promptly. It is recommended that those who need to use ichthyol ointment use it according to the doctor’s instructions, especially children, pregnant and lactating women, etc., and should not use it on their own.