Malaria is common in areas such as Africa, South America, and Southern Asia. This medicine is not effective against all strains of malaria. Chloroquine heme transferase Hydroxychloroquine black box warning Pill plaquenil generic dog bone shaped Hydroxychloroquine 200 mg Tablets Due to the national surge in health related Over-The-Counter ordering, certain OTC products are shipping slower than normal. We will continue to use fair share allocation of OTC product to combat shortages and strive to get orders out in a timely manner. One PLAQUENIL tablet contains 200 mg of hydroxychloroquine sulfate, which is equivalent to 155 mg base. Take PLAQUENIL with a meal or a glass of milk. Malaria Prophylaxis. Adults. 400 mg 310 mg base once weekly on the same day of each week starting 2 weeks prior to exposure, and continued for 4 weeks after leaving the endemic area. It is frequently sold as a sulfate salt known as hydroxychloroquine sulfate. 200 mg of the sulfate salt is equal to 155 mg of the base. Brand names of hydroxychloroquine include Plaquenil, Hydroquin, Axemal in India, Dolquine, Quensyl, Quinoric. References 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. Hydroxychloroquine sulfate 200 mg tablet Hydroxychloroquine - Side Effects, Dosage, Interactions., Plaquenil Hydroxychloroquine Uses, Dosage, Side Effects. Chloroquine diphosphate autophagyMalaria chloroquine tabletsK63 ub after chloroquineMedication for rheumatoid arthritis instead of plaquenil Hydroxychloroquine is used to prevent or treat malaria infections caused by mosquito bites. It does not work against certain types of malaria chloroquine-resistant. The United States Center for. Plaquenil Oral Uses, Side Effects, Interactions.. Hydroxychloroquine - Wikipedia. HYDROXYCHLOROQUINE 200 MG TAB Generic Plaquenil - H - ALL. One tablet of hydroxychloroquine sulfate, USP 200 mg, is equivalent to 155 mg base. Lupus erythematosus Initially, the average adult dose is 400 mg =310 mg base once or twice daily. This may be continued for several weeks or months, depending on the response of the patient. The molecular weight of hydroxychloroquine sulfate is 433.95, and molecular formula is C 18 H 26 ClN 3 O. H 2 SO 4. Each hydroxychloroquine sulfate tablet intended for oral administration contains 200 mg of hydroxychloroquine sulfate equivalent to 155 mg base. Irreversible retinal damage observed in some patients who had received hydroxychloroquine sulfate; significant risk factors for retinal damage include daily doses of hydroxychloroquine sulfate greater than 6.5 mg/kg 5 mg/kg base of actual body weight, durations of use greater than five years, subnormal glomerular filtration, use of some.