I am not aware of this association with Niacin. Subconjunctival hemorrhages are very common and fortunately are harmless to the eye. They can occur due to high blood pressure, coughing or straining, blood thinners, rubbing the eyes, contact lens wear, injury (here, an exam with an ophthalmologist is important to be sure there is no other eye problem), and loose conjunctiva called conjunctivochalasis. Uveitis has many causes, and requires an exam with an ophthalmologist for diagnosis and treatment.
The Content on this Site is presented in a summary fashion, and is intended to be used for educational and entertainment purposes only. It is not intended to be and should not be interpreted as medical advice or a diagnosis of any health or fitness problem, condition or disease; or a recommendation for a specific test, doctor, care provider, procedure, treatment plan, product, or course of action. MedHelp is not a medical or healthcare provider and your use of this Site does not create a doctor / patient relationship. We disclaim all responsibility for the professional qualifications and licensing of, and services provided by, any physician or other health providers posting on or otherwise referred to on this Site and/or any Third Party Site. Never disregard the medical advice of your physician or health professional, or delay in seeking such advice, because of something you read on this Site. We offer this Site AS IS and without any warranties. By using this Site you agree to the following Terms and Conditions. If you think you may have a medical emergency, call your physician or 911 immediately.