Malaria is common in areas such as Africa, South America, and Southern Asia. This medicine is not effective against all strains of malaria. Chloroquine resistance areas How long does plaquenil take to work Combining telbivudine Tyzeka and hydroxychloroquine may increase the risk of unexplained muscle pain, tenderness, or weakness because both drugs cause such side effects. Hydroxychloroquine suppresses the immune system and should not be combined with drugs that also suppress the immune system or live vaccines. Hydroxychloroquine sulfate is a colorless crystalline solid, soluble in water to at least 20 percent; chemically the drug is 2-4-7-Chloro-4-quinolylaminopentylethylamino ethanol sulfate 11. PLAQUENIL hydroxychloroquine sulfate tablets contain 200 mg hydroxychloroquine sulfate, equivalent to 155 mg base, and are for oral administration. Hydroxychloroquine/Plaquenil here as well.on it since 2005 and its helped a lot with fatigue, joint pain too. Had the dose lowered at my request just once and the fatigue came back so they put it back up again.far so good.tested once a year like many others.luck, hope it helps you too 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. Benefits of hydroxychloroquine Plaquenil Oral Uses, Side Effects, Interactions., Plaquenil Hydroxychloroquine Uses, Dosage, Side Effects. Hydroxychloroquine shelf life HYDROXYCHLOROQUINE is used to treat rheumatoid arthritis and systemic lupus erythematosus. It is also used to treat malaria. The lowest GoodRx price for the most common version of hydroxychloroquine is around $18.60, 89% off the average retail price of $175.77. Hydroxychloroquine Prices, Coupons & Savings Tips - GoodRx. Does anyone take Hydroxychloroquine, and do you f.. Benefits of hydroxychloroquine - Doctor answers on.. Hydroxychloroquine SULFATE. Uses. Hydroxychloroquine is used to prevent or treat malaria infections caused by mosquito bites. It does not work against certain types of. Side Effects. Precautions. Interactions. Since hydroxychloroquine may increase the effects of antidiabetic drugs or insulin, a decrease in the doses of these drugs may be required while taking hydroxychloroquine. In literature, cases of human pregnancy while taking hydroxychloroquine have occurred and no increase in the rate of birth defects has been noted. 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.