Internal strabismus generally refers to internal strabismus, there is no easiest way to recover, when the symptoms are not obvious, you can first observe and follow up, when the symptoms are obvious and have an impact on the visual function, you can be treated by drugs, surgery and other ways. 1. Drug treatment: patients can use atropine as prescribed by doctor, which can correct or partially correct refractive adjustable esotropia; small and medium degree esotropia can be treated with botulinum toxin type A. Drugs should be used under the guidance of doctors. 2. Surgical treatment: patients with internal strabismus can be treated by muscle weakening, muscle strengthening and horizontal muscle vertical displacement according to the degree of strabismus and the etiology of strabismus. Patients with internal strabismus are advised to go to the hospital in time and choose the appropriate treatment under the guidance of physicians to avoid adverse effects on visual development.