Although not all of these side effects may occur, if they do occur they may need medical attention. Check with your doctor immediately if any of the following side effects occur while taking chloroquine: Incidence not known Some side effects of chloroquine may occur that usually do not need medical attention. Opthalmologist baseline test for plaquenil bethlehem Hydroxychloroquine and chloroquin Plasmodium vivax trophozoites insensitive to chloroquine RARE side effects. If experienced, these tend to have a Severe expression. Abnormal Liver Function Tests. Acute Liver Failure. Acute Pustular Eruptions On Skin. Bronchospasm. Decreased Blood Platelets. Decreased White Blood Cells. Summary Periodontal disease is found among people who take Plaquenil, especially for people who are female, 50-59 old also take medication Methotrexate, and have Osteoporosis. This study is created by eHealthMe based on reports of 48,911 people who have side effects when taking Plaquenil from Food and Drug Administration FDA. Comment Plaquenil is the devil! Worked well 1st 2 mts. After that I had issues with my vision, felt waves of nervousness, and extreme anxiety where I started to question my sanity. Hallucinated, broke out in rashes and crying spells. Also, your health care professional may be able to tell you about ways to prevent or reduce some of these side effects. These side effects may go away during treatment as your body adjusts to the medicine. Severe side effects of plaquenil Hydroxychloroquine Side Effects Common, Severe, Long Term., Will you have Periodontal disease with Plaquenil - eHealthMe Tests to get before starting hydroxychloroquineDoes the drug plaquenil cause hair lossTaking plaquenil can i drink alcoholEffectiveness plaquenil rheumatoid arthritisDoes hydroxychloroquine interact with benedryl Plaquenil can cause serious side effects when used in high doses for chronic diseases such as RA over the long term. The New Zealand Dermatological Society recommends that to decrease the risk of retina damage, no more than 200mg of Plaquenil should be taken a day, and a dose of 400mg per day should be taken no longer than a few weeks. Long-Term Side Effects of Plaquenil for Rheumatoid.. Plaquenil oral Reviews and User Ratings Effectiveness, Ease.. Plaquenil Hydroxychloroquine - Side Effects, Dosage.. Get medical help right away if you have any very serious side effects, including chest pain, fast/irregular heartbeat, severe dizziness, fainting, seizures. A very serious allergic reaction to. More in Eye Health. If you are taking Plaquenil to treat an inflammatory condition or malaria, you should be aware of the side effects that may occur to your eyes and vision. Plaquenil hydroxychloroquine is in a class of drugs called disease-modifying anti-rheumatic drugs, which are used to decrease inflammation, pain and joint damage. When cut, too much of the drug can be released at once and cause a reaction or side effects. When prescribed 300 mg. daily, you should alternate one tablet one day with two the next. I've been on Plaquenil for almost four years now and it's helped me a lot.