Other. Temperate deciduous forests are most notable because they go through four seasons. Leaves change color in autumn, fall off in the winter, and grow back in the spring; this adaptation allows plants to survive cold winters.
1 Although vision problems and loss of sight while taking hydroxychloroquine (Plaquenil) for the treatment of lupus or arthritis are very rare, notify your doctor if you notice any changes in your vision. 2  Your doctor also may suggest regular eye exams while taking this medication.
Plaquenil (hydroxychloroquine) is in a class of drugs called disease-modifying anti-rheumatic drugs, which are used to decrease inflammation, pain and joint damage. While today it is used to treat autoimmune conditions, such as rheumatoid arthritis and lupus, it was originally used as an anti-malaria drug. Although they are uncommon, Plaquenil has side effects that may affect your eyes.