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. How does plaquenil affect your eyes Most common side effect of hydroxychloroquine Hi, I was wondering if anyone who is taking Hydroxychloroquine has experienced more frequent and sever colds and flu's? It seemed like I hardly got sick before and now that I have been on it for 3 months, Iv been sick 3 times. I take it for Sjogrens and trying to weigh out the pro's and cons. thanks In response to the original question, 60 to 90 days, as long as it take to become effective. As far as panic attacks and side effects are concerned, I have been on it for nine months and the first two weeks are less than comfortable nausea, change in taste, ringing in your ears, hot and cold flashes are completely typical. The other group will get a placebo looks like the study drug but is inactive. You will have a two out of three chance of getting HCQ. A computer randomly selects who gets the study drug. No one knows who is in which group until the end of the study. You will receive a 3-month supply of the study drug to take as instructed until your next visit. 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. Are you more like to get sick while take hydroxychloroquine Hydroxychloroquine toxicity - EyeWiki, How long does it take for plaquenil to leave your system? Plaquenil cause menstrual cycleHydroxychloroquine synthesisPlaquenil grapefruitHydroxychloroquine and skin hardeningPlaquenil and contraceptive pill The adult dose of Plaquenil to suppress malaria is 400 mg on the same day each week. The pediatric weekly suppressive dosage is 5 mg/kg of body weight. The adult dose of Plaquenil to treat an acute attack of malaria is an initial dose of 800 mg followed by 400 mg in six to eight hours and 400 mg for two more days. Side Effects of Plaquenil Hydroxychloroquine, Warnings, Uses. Hydroxychloroquine HCQ TRIALNET Type 1 Diabetes TrialNet. RA and Hydroxychloroquine How Effective is it for Rheumatoid.. You have gemcitabine as a drip. You have it once a week for 2 weeks. You then have 1 week of not having chemotherapy. Hydroxychloroquine is a tablet. You have it twice a day, You start taking it on the 1st day of treatment. You can continue having hydroxychloroquine for 2½ years as long as it is helping you and the side effects aren’t too bad. If rheumatoid arthritis has you tossing and turning at night, you’re not alone. While the exact percentage of RA patients who experience sleep problems is hard to nail down, more than 80% of people with RA report fatigue as part of their symptoms. You’re more likely to get an infection while you take methotrexate. So take these steps to stay well Try to avoid people with infections like colds or flu.