Conjunctival redness and swelling may be caused by conjunctivitis, ciliary body inflammation, keratitis, etc. Patients can follow the doctor’s instructions to use medication, physical therapy and other ways of treatment. 1. Conjunctivitis: Conjunctivitis caused by infectious or non-infectious factors, under the stimulation of inflammation, the patient may have conjunctival congestion and increased secretion and other uncomfortable symptoms, but also accompanied by a foreign body sensation in the eyes, photophobia, tearing and so on. Patients can follow the doctor’s instructions to use levofloxacin eye drops and other drugs to control inflammation and promote recovery. 2. Ciliary body inflammation: ciliary body inflammation patients may appear eye local pain, photophobia, ciliary body congestion and other symptoms, patients can follow the doctor’s instructions to use tobramycin eye drops and other medications to promote the swelling of the eye to subside, alleviate the patient’s discomfort. Patients with significant eye pain can also apply cold compresses locally to the eyes to promote recovery. 3. Keratitis: due to infection, vitamin deficiency and other factors leading to keratitis, patients can appear localized pain in the eyes, photophobia, eyelid edema and other discomforts, the patient can be through the levofloxacin eye drops and other medications, to promote the recovery of the condition. It is recommended that patients with significant conjunctival redness and swelling should seek prompt medical attention to assess their condition and follow the doctor’s instructions for treatment.