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. Plaquenil cause blindness Plaquenil blisters Plaquenil heavy legs Chloroquine and cancer What are some other side effects of Plaquenil? All drugs may cause side effects. However, many people have no side effects or only have minor side effects. Call your doctor or get medical help if any of these side effects or any other side effects bother you or do not go away Dizziness. Headache. Feeling nervous and excitable. Not hungry. Plaquenil is a 6-weeker as far as the benefits are concerned, but it would be more dangerous to stop if you spend a lot of time outside and if this were the summer. If you're gonna experiment, I went off it cold turkey as it didn't hurt to do it that way, but you better get back on before the summer or you could experience a flare-up. I have vision loss because of taking Plaquenil. I see wavy lines and blurry/blind spots in both eyes. I've taken this drug since 2000. It really helped with the pain I was having and kept all my la. ” Druginformer Identified Side Effects Flatulence, Nausea, Abdominal distension, Menstruation irregular. 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. Side effects of plaquenil pms Side Effects of Plaquenil Hydroxychloroquine, Warnings, Uses, What is the correct way to discontinue use of plaquenil? Plaquenil sanofi ulotkaHydroxychloroquine online prescriptionPlaquenil side effects insomnia Tell your doctor if any of the following side effects, as they may be indications of a more serious reaction Headache. Loss of appetite. Dizziness. Nausea. Diarrhea, vomiting, or stomach pain. Skin rash. Plaquenil Hydroxychloroquine - Side Effects, Dosage.. Hydroxychloroquine Sulfate Menstruation Irregular Reports.. HYDROXYCHLOROQUINE - ORAL Plaquenil side effects, medical uses, and.. Plaquenil hydroxychloroquine belongs to a group of medicines called quinolines. Plaquenil is used to treat or prevent malaria, a disease caused by parasites that enter the body through the bite of a mosquito. Malaria is common in areas such as Africa, South America, and Southern Asia. Plaquenil is used in the treatment of sarcoidosis but its main use is in the treatment of malaria. One of the side effects of taking the drug is that it affects eye sight, and eye tests, especially field of vision tests need to be done every six months. Although they are uncommon, Plaquenil has side effects that may affect your eyes. Plaquenil and Your Eyes In some people, Plaquenil can cause a condition called hydroxychloroquine retinopathy, often referred to as bulls-eye maculopathy.