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 hydroxychloroquine: Incidence not known Some side effects of hydroxychloroquine may occur that usually do not need medical attention. Hydroxychloroquine kidney function Is plaquenil a anticoagulants What are the side affects of hydroxychloroquine Chloroquine sigma ready made Hydroxychloroquine Plaquenil is a drug that is classified as an anti-malarial drug. Plaquenil is prescribed for the treatment or prevention of malaria. It is also prescribed for the treatment of rheumatoid arthritis, lupus, and the side effects of lupus such as hair loss, joint pain, and more. And plaquenil does miracle for pain. Try to not remove it from your treatment plan. I had this med removed for 2 years and suffered quite a lot of joint, muscle and tendon pain. The main side effect from plaquenil is some digestive problems. Severe is retinal degradation, everyone should get an eyefield test yearly. Most common side effects people have besides Constipation * Fatigue feeling of tiredness 206 people, 39.85%. Diarrhea 168 people, 32.50%. Nausea feeling of having an urge to vomit 162 people, 31.33%. Pain 152 people, 29.40%. Joint Pain 137 people, 26.50%. 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. Plaquenil side effects constipation Plaquenil side effects" Lupus Community - Support Group, Plaquenil & Weight Gain/Loss - Plaquenil effects on liverHydroxychloroquine generic and brand namesPlaquenil and optic neuropathy Side Effects Stomache pain, cramps, gas, diarreha, constipationit would rotate for day to day. But after the second week my tongue became sore, and it progressively became worse. Hydroxychloroquine Sulfate Constipation. - Side Effect Search. Will you have Constipation with Plaquenil - eHealthMe. Hydroxychloroquine Oral Uses, Side Effects, Interactions.. Re Prednisone, plaquenil and constipation. I haven't experienced any problems with constipation while on prednisone and plaquenil. I had a lot of bowel trouble before I was DXD though, which may be why I am not having problems now, could be that the drugs just evened me out so to speak. Plaquenil Side Effects by Likelihood and Severity INFREQUENT side effects. If experienced, these tend to have a Severe expression. A Disorder Of The Retina Of The Eye;. RARE side effects. What are the possible side effects of antimalarial drugs? Plaquenil is most often well-tolerated but, like with any drug, side effects are possible. Most people about 90% who take antimalarial medications experience no side effects. If common side effects do occur, they are usually minor and last only for a short period of time.