Please review the following URL and make sure that it is spelled correctly. Applies to hydroxychloroquine: oral tablet Along with its needed effects, hydroxychloroquine may cause some unwanted effects. Drug interaction plaquenil and doxycycline How do i stop plaquenil Hydroxychloroquine lactation category Plaquenil pregnancy aps Hydroxychloroquine comes as a tablet to take by mouth. For prevention of malaria in adults, two tablets are usually taken once a week on exactly the same day of each week. The first dose is taken 1 to 2 weeks before traveling to an area where malaria is common, and then doses are continued for 8 weeks after exposure. Hydroxychloroquine? CDC has no limits on the use of hydroxychloroquine for the prevention of. malaria. When hydroxychloroquine is used at higher doses for many years, a rare eye condition called retinopathy has occurred. People who take hydroxychloroquine for more than five years should get regular eye exams. Check out the CDC malaria website at Hydroxychloroquine is widely used in the treatment of post-Lyme arthritis. It may have both an anti-spirochaete activity and an anti-inflammatory activity, similar to the treatment of rheumatoid arthritis. Adverse effects. The most common adverse effects are a mild nausea and occasional stomach cramps with mild diarrhea. The most serious. 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. Although not all of these side effects may occur, if they do occur they may need medical attention. Hydroxychloroquine common than Hydroxychloroquine Side Effects Common, Severe, Long Term., Medicines for the Prevention of Malaria While Traveling. Plaquenil renal toxicity Side Effects. Drug information provided by IBM Micromedex Along with its needed effects, a medicine may cause some unwanted effects. Although not all of these side effects may occur, if they do occur they may need medical attention. Hydroxychloroquine Oral Route Side Effects - Mayo Clinic. Hydroxychloroquine - Wikipedia. Plaquenil Hydroxychloroquine Uses, Dosage, Side Effects.. Hydroxychloroquine is a quinoline medicine 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. Wrong Hydroxychloroquine Dose Is Common, Putting Eyes at Risk Up to half of patients treated with the arthritis drug hydroxychloroquine Plaquenil are prescribed more than the recommended maximum amount, according to new research. Hydroxychloroquine received an overall rating of 7 out of 10 stars from 368 reviews. See what others have said about Hydroxychloroquine, including the effectiveness, ease of use and side effects.