People who have narrow-angle glaucoma should not use vasodilator eye drops.ĭunlop AL, Wells JR. Precautionsĭo not use vasodilator eye drops without consulting your healthcare provider first if you're pregnant or have: If you find yourself needing them every morning, consult your healthcare provider. More frequent use of this type of eye drop is not good for your eyes. Vasoconstrictors reduce redness and may be used safely for up to 72 hours. How to UseĪpply eye drops to treat red eye no more than twice daily: This can cause "rebound redness"-when the drops wear off, blood vessels dilate even larger than they were before, making eyes appear bloodshot. Vasoconstricting eye drops are not popular with eye doctors for treating red eye because, when used for too long, they wear off quickly and prompt too-frequent use. Examples of vasoconstricting eye drops include: Vasoconstrictors (decongestants) work by shrinking the small blood vessels in the conjunctiva. In these cases, there are over-the-counter (OTC) products and home remedies you can try to get the red out and prevent it from coming back. Most often, however, the cause of red eyes is benign, such as lack of sleep, alcohol consumption, smoking (and kicking the habit is the most advisable solution), swimming in a chlorinated pool, or, ironically, overusing eye drops to treat the redness. Blood in the iris (the colored part of the eye).See your healthcare provider for prompt referral to an ophthalmologist if you have a red eye following an injury, or have: In some cases, it's a sign of a medical condition such as pink eye (conjunctivitis), uveitis, corneal ulcer, or acute angle-closure glaucoma, especially if accompanied by certain symptoms. That "bloodshot" appearance of red eyes occurs when blood vessels in the white part of the eye-the conjunctiva-are irritated and become enlarged. It also explains when to see your healthcare provider for red-eye treatment. This article explores different treatments for red eyes and details how to get rid of red eyes. Fortunately, red-eye treatments are commonly available over-the-counter. How to get rid of red eyes depends in part on the cause.
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