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 effect on eyes How to start plaquenil Plaquenil side effects itching Chloroquine phosphate brooklynella Jan 30, 2018 Hi! I have been taking Plaquenil 200mg once a day for over a year. I remember having diarrhea when I started taking this medication for a while but it went away over time. I think you should give it a try and see what happens. You can always stop it if you think that the side effects are not going away. Good luck. Serious side effects and their symptoms can include the following blurred vision or other vision changes. ringing in your ears or hearing loss. angioedema, or rapid swelling of your skin. hives. mild or severe bronchospasm that causes trouble breathing. sore throat. unusual bleeding or. Aug 29, 2014 The side effect that is of greatest concern is retinal toxicity. Retinal toxicity of Plaquenil may manifest itself with subtle disturbances of the retinal pigment epithelium which may eventually lead to complete destruction of the macula in the form of bull’s-eye maculopathy. 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 right away Stopping Plaquenil - General Discussion - Life With Lupus, Hydroxychloroquine Side Effects, Dosage, Uses, and More Can you take tramadol with hydroxychloroquinePlaquenil and touble eye focusHydroxychloroquine alopeciaMalaria medicine hydroxychloroquineSe pueden tomar aspirina y plaquenil The only side effect taking the drug for me was severe burning mouth syndrome, ringing in the ears and an overall dryness. I am concerned with the drug affecting my vision. I stopped taking the drug because of the cost of am eye exam and office visits and lack of insurance. I am not in a flair. Plaquenil Drug and Medication User Reviews on RxList. The Risk of Retinal Toxicity with Plaquenil. Taking Plaquenil for Rheumatoid Arthritis. Side Effects. Just like any other medication, Plaquenil also has few side effects. Most of the side effects of this medication are temporary and may slowly disappear as your body has time to adjust to this medication. These common side effects include Nausea; Stomach cramps; Diarrhea; Dizziness; A headache Get medical help right away if you have any very serious side effects, including chest pain, fast/irregular heartbeat, severe dizziness, fainting, seizures. Some side effects 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.