Malaria is common in areas such as Africa, South America, and Southern Asia. This medicine is not effective against all strains of malaria. Manufacturer of plaquenil Sun and plaquenil One of the most serious side effects is retinopathy generally with chronic use. 1 15 People taking 400 mg of hydroxychloroquine or less per day generally have a negligible risk of macular toxicity, whereas the risk begins to go up when a person takes the medication over 5 years or has a cumulative dose of more than 1000 grams. Hydroxychloroquine is a disease-modifying anti-rheumatic drug DMARD used for rheumatoid arthritis and lupus. Learn how long it takes, risks and side-effects. Hydroxychloroquine is a disease-modifying anti-rheumatic drug DMARD used for rheumatoid arthritis and lupus. Learn how long it takes, risks and side-effects. Hydroxychloroquine 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. Hydroxychloroquine may also be used for purposes not listed in this medication guide. Hydroxychloroquine is also used to treat symptoms of rheumatoid arthritis and discoid or systemic lupus erythematosus. Is uti a side effect of hydroxychloroquine Hydroxychloroquine Plaquenil Side Effects & Dosage for Malaria, Hydroxychloroquine Side-effects, uses, time to work Can plaquenil make viruses last lingerAf plaquenil Hallucinated, broke out in rashes and crying spells. It was the worst 2 months of these side effects I've ever had in my life! Got off of it and I feel back to normal. My Lupus is mild so I'm going the holistic route. Plant based diet, acupuncture, juicing. I feel good and will take minor aches and fatigue any day than being on plaquenil. Beware! Plaquenil Drug and Medication User Reviews on RxList. Hydroxychloroquine - Side Effects, Dosage, Interactions.. FDA Drug Safety Communication FDA updates warnings for.. The results of the present study demonstrate abnormal weight gain as a side effect of long-term treatment with doxycycline and hydroxychloroquine. Moreover, doxycycline and hydroxychloroquine treatment exhibits a reproducible effect on the community structure of the gastrointestinal microbiota in humans. SIDE EFFECTS Nausea, stomach cramps, loss of appetite, diarrhea, dizziness, or headache may occur. If any of these effects persist or worsen, notify your doctor or pharmacist promptly. Remember that your doctor has prescribed this medication because he or she has judged that the benefit to you is greater than the risk of side effects. Urinary tract infection is found among people who take Hydroxychloroquine sulfate, especially for people who are female, 60+ old, have been taking the drug for 1 - 2 years, also take medication Enbrel, and have Osteopenia.