The principle of treatment for iritis is immediate dilation to prevent iris adhesion and rapid anti-inflammation to prevent ocular tissue destruction and complications. The main therapeutic drugs include ciliary muscle paralyzing agents, glucocorticoid drugs, non-steroidal anti-inflammatory drugs, immunosuppressive agents and so on. 1. Ciliary muscle paralyzing agent: it is the commonly used drugs for the treatment of acute iritis, once the onset of iritis should be given immediately, the purpose is to prevent the iris adhesion, reduce iris congestion, edema and pain. Commonly used ciliary muscle paralyzing agents include atropine sulfate ophthalmic ointment. 2. Glucocorticoid drugs: used to relieve the inflammation of the iris, commonly used drugs such as hydrocortisone acetate eye drops. 3. Non-steroidal anti-inflammatory drugs: mainly by blocking prostaglandins, leukotrienes and other arachidonic acid metabolites and play its anti-inflammatory effect. Commonly used drugs are diclofenac sodium, pranoprofen eye drops and so on. 4. Immunosuppressant therapy: glucocorticoids combined with other immunosuppressant therapy can be considered for those with systemic lesions. For example, cyclophosphamide, tacrolimus and so on. Iritis treatment needs to clarify the cause of the disease as soon as possible, if the eyes appear unexplained redness, discomfort or signs of loss of vision need to consult a doctor as soon as possible, as soon as possible, to prevent the occurrence of complications. Drugs should be used in accordance with the doctor’s instructions, do not self-medication.