This includes questioning the safety of topical products -- such as sunscreens -- over fear that they may cause birth defects. Haglund's syndrome is an inflammatory condition that could affect the area around your heel, where a small fluid-filled sac, called a bursa, allows the Achilles' tendon to slide smoothly over the bony ridge of your calcaneus (heel bone). Plaquenil primary biliary cirrhosis Hydroxychloroquine q fever Hydroxychloroquine can be taken with a glass of milk or a meal to decrease nausea. Follow the directions on your prescription label carefully, and ask your doctor or pharmacist to explain any part you do not understand. Take hydroxychloroquine exactly as directed. Do not take more or less of it or take it more often than prescribed by your doctor. So, I've read the half-life is from 30-60 days. That is one of the reasons I didn't want to take it - that's a long time to stick around. I did read hair loss, photosensitivity, itching area all potential side effects of Plaquenil, so hopefully those will subside soon as the med levels drop. Plaquenil Side Effects by Likelihood and Severity INFREQUENT side effects. If experienced, these tend to have a Severe expression. A Disorder Of The Retina Of The Eye;. RARE side effects. Although not all of these side effects may occur, if they do occur they may need medical attention. Applies to hydroxychloroquine: oral tablet Along with its needed effects, hydroxychloroquine (the active ingredient contained in Plaquenil) may cause some unwanted effects. How long do hydroxychloroquine side effects last Plaquenil Side Effects Go Away? DailyStrength, Plaquenil - how long for side effects to subside? What family of drugs does chloroquine belong to Plaquenil can cause serious side effects when used in high doses for chronic diseases such as RA over the long term. The New Zealand Dermatological Society recommends that to decrease the risk of retina damage, no more than 200mg of Plaquenil should be taken a day, and a dose of 400mg per day should be taken no longer than a few weeks. Long-Term Side Effects of Plaquenil for Rheumatoid Arthritis. Common and Rare Side Effects for Plaquenil Oral. Taking Plaquenil for Rheumatoid Arthritis. Aug 14, 2017 Plaquenil can cause serious side effects when used in high doses for chronic diseases such as RA over the long term. The New Zealand Dermatological Society recommends that to decrease the risk of retina damage, no more than 200mg of Plaquenil should be taken a day, and a dose of 400mg per day should be taken no longer than a few weeks. Find patient medical information for Hydroxychloroquine Oral on WebMD including its uses, side effects and safety, interactions, pictures, warnings and user ratings. Plaquenil toxicity isn’t even in the top 10, or the top 100” if you’re looking at incidence, he said. “It’s a pretty rare thing.” Nevertheless, he urged doctors to master the Academy’s new guidelines, because the effects from chloroquine and hydroxychloroquine, when they do occur, are severe and often irreversible.