Well, yes, it is possible to have red eyes when you suffer mono. And for mono, you need know that it is a kind of very common viral illness. For the symptoms, fatigue and lack of energy can be possible. Also, fever, headache, and general malaise are common ones. When you have high fever because of mono, some eye problems can occurs, such as red eyes. At this moment, you can just have some cool tea bags to treat it. And it can be effective.
Yes, it is possible for you to get red eyes due to mono which is a kind of eyes problems. In order to reduce your redness of the eyes, you could use the eyes drops to release the symptom. The eyes drops should be better with anti-inflammation role. You could also use the warm compress to make your eyes feel comfortable.