If the patient’s itchy, dry and watery eyes are caused by allergies or dry eyes, they can be treated with Nafamivir eye drops as prescribed by the doctor to relieve eye discomfort. However, if it is caused by an eye infection, patients need to follow the doctor’s instructions to use anti-infection eye drops for treatment. Patients with allergic conjunctivitis may experience itchy, dry, watery eyes due to allergic reactions, while patients with dry eye syndrome may experience similar symptoms due to dryness of the eye surface. Allergic conjunctivitis patients can follow the doctor’s instructions to use nafamivir eye drops, the chlorpheniramine and other ingredients can play a role in suppressing allergy symptoms, relieve eye discomfort. The use of nafamivir eye drops in patients with dry eyes can replenish the fluid content of the eyes and also have the effect of relieving dry eyes, so the treatment of the patient’s current condition is symptomatic. In addition, patients with eye infections can also experience similar symptoms under the stimulation of inflammation, and patients need to follow the doctor’s instructions to use anti-infective medication, such as levofloxacin eye drops, ganciclovir eye drops, etc., to control the inflammation and alleviate the discomfort of the eyes. Patients with noticeable itchy and dry eyes are advised to seek prompt medical attention to assess their condition and treat them under the guidance of a doctor.