Cataracts with dry and watery eyes may be caused by a combination of tear duct obstruction, dry eye, acute congestive glaucoma, etc. They can be treated with surgery and medication. Cataract with dry and watery eyes may be caused by the combination of tear duct obstruction. The tear duct is located in the inner corner of the eye and consists of the lacrimal punctum, lacrimal duct, common lacrimal duct, lacrimal sac, and nasolacrimal duct, and the obstruction may lead to the accumulation of tears in the eye, thus forming the phenomenon of cataract with dry and watery eyes, which can be treated by the methods of lacrimal duct probing surgery, lacrimal canaliculation, and so on. When cataract is combined with dry eye, there can also be dry and watery eyes. It is necessary to actively seek medical treatment to eliminate the causes of dry eyes, such as blepharoplakic gland dysfunction, poor eye habits, etc. In addition, it can also be applied under the guidance of the doctor, such as sodium vitreous oxide eye drops, etc., to alleviate the uncomfortable symptoms. Cataract dry and watery eyes may also be caused by acute congestive glaucoma, acute congestive glaucoma attacks cause increased intraocular pressure, resulting in dry and watery eyes, red eyes, headache, vomiting and other symptoms, can be treated with medications such as hairy fruit rutaecarpine drops, timolol drops and other medications. Therefore, cataract patients with dry and watery eyes should go to the hospital as soon as possible, after diagnosis, under the guidance of the doctor for standardized treatment. Drugs are required to follow the doctor’s instructions to use, do not blindly use their own medication.