It seems as though it has helped the first two symptoms, but I have horrible constipation. Lots of people experience some GI issues when starting Plaquenil, but they usually subside after a short time. I have tried everything- I exercise every day, drink a ton of water, eat fiber like it’s going out of style, follow a gluten-free diet, take stool softeners after every meal and Miralax before bed at night. Did you start Plaquenil when you rec'd your diagnosis and did the constipation begin at the same time? On chikungunya acute infection and chloroquine treatment Plaquenil and benadryl Hydroxychloroquine sulfate drug class Side effects of hydroxychloroquine. The adverse effects of this drug canappear in combination or alone, and usuallythey occur when the medicine is used for a long period of time. Of ocular side effects, the mostfrequent is blurred vision. Consumer information about the medication HYDROXYCHLOROQUINE - ORAL Plaquenil, includes side effects, drug interactions, recommended dosages, and storage information. Read more about the prescription drug HYDROXYCHLOROQUINE - ORAL. SIDE EFFECTS. The following adverse reactions have been identified during post-approval use of PLAQUENIL or other 4-aminoqunoline compounds. Because these reactions are reported voluntarily from a population of uncertain size, it is not always possible to reliably estimate their frequency or establish a causal relationship to drug exposure. I have intermittent problems with constipation and take Miralax at times - and feel that it sometimes causes bloating. I have really bad cramping, gas and it looks like I’m 7 months pregnant at times! I think it might be possible that the constipation could have something to do with the Lupus, as it can affect the GI tract also. Bad side effects of hydroxychloroquine Plaquenil & Weight Gain/Loss, HYDROXYCHLOROQUINE - ORAL Plaquenil side effects, medical. Hydroxychloroquine discount cardIs there a generic of plaquenilPlaquenil guidelines aoaBuy hydroxychloroquine online ukCan plaquenil cause ed Aug 14, 2017 Plaquenil is the brand name of hydroxychloroquine, a drug used to prevent or treat malaria. Plaquenil can cause serious side effects when used in high doses for chronic diseases such as RA over the long term. Long-Term Side Effects of Plaquenil for Rheumatoid Arthritis.. Plaquenil Hydroxychloroquine Uses, Dosage, Side Effects.. Long-Term Side Effects of Plaquenil for Rheumatoid.. This means that the side effects of Plaquenil are mild and infrequent compared with its potential benefits. As with any medication, allergic reactions including skin rashes and non-allergic reactions can occur. The side effect that is of greatest concern is retinal toxicity. Sep 13, 2019 Some side effects of hydroxychloroquine may occur that usually do not need medical attention. These side effects may go away during treatment as your body adjusts to the medicine. Also, your health care professional may be able to tell you about ways to prevent or reduce some of these side effects. 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.