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. Can long-term use of plaquenil causing low-blood sugar Saltwater fish chloroquine compatible with meteoplex Plaquenil red spots on chest Chloroquine peak plasma concentrations Hydroxychloroquine Plaquenil is considered a disease-modifying anti-rheumatic drug DMARD. It can decrease the pain and swelling of arthritis. It may prevent joint damage and reduce the risk of long-term disability. Hydroxychloroquine is in a class of medications that was first used to prevent and treat malaria. 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. Hydroxychloroquine may cause some people to be agitated, irritable, or display other abnormal behaviors. It may also cause some people to have suicidal thoughts and tendencies, or to become more depressed. If you or your caregiver notice any of these side effects, tell your doctor right away. This medicine may cause hypoglycemia low blood sugar. Plaquenil is also an antirheumatic medicine and is used to treat symptoms of rheumatoid arthritis and discoid or systemic lupus erythematosus. This medicine is not effective against all strains of malaria. Hydroxychloroquine and supporting supplements Will you have Libido decreased with Plaquenil - eHealthMe, Plaquenil Uses, Dosage & Side Effects - Nursing responsibility of chloroquineDosage of plaquenil for lichen planopilarisHistory of plaquenilPlaquenil sjogren disease doesnt workChloroquine hypnozoites Lupus Support Group. Vitamins with plaquenil and pred. deleted_user 03/17/2010. Just make sure that you check that there is no interactions with the plaquenil. I do think some supplements such as magnesium need to be taken 4 hours before/after plaquenil otherwise it can reduce drug absorption of plaquenil. As multi vit have magnesium. Vitamins with plaquenil and pred. DailyStrength. Hydroxychloroquine Oral Route Precautions - Mayo Clinic. Plaquenil What You Need to Know - Kaleidoscope Fighting Lupus. HYDROXYCHLOROQUINE is used to treat rheumatoid arthritis and systemic lupus is also used to treat malaria. The lowest GoodRx price for the most common version of hydroxychloroquine is around $20.41, 88% off the average retail price of $177.73. Magnesium supplementation may reduce blood levels of chloroquine, a compound similar to hydroxychloroquine, and decrease its effectiveness. Until more is known, people taking hydroxychloroquine for arthritis who are also using magnesium supplements and are not experiencing relief might try avoiding the supplements or taking them at separate times. Description and Brand Names. Drug information provided by IBM Micromedex US Brand Name. Plaquenil; Descriptions. Hydroxychloroquine is used to treat malaria. It is also used to prevent malaria infection in areas or regions where it is known that other medicines eg, chloroquine may not work.