Hydroxychloroquine is available as the brand-name drug Plaquenil. Generic drugs usually cost less than the brand-name version. Hydroxychloroquine may be used as part of a combination therapy. Plaquenil toxicity in macular oct layer changes Plaquenil retinopathy screening Hydroxychloroquine cancer stem cells I have a question to ask anyone on plaquenil. After taking it, does it make you feel all of sudden really tired? I recently started taking it in September and it seems like after about 5-10 minutes of taking it, I feel super tired and sleepy. I have read about the side effects and I do get the stomache discomfort but is the tiredness normal? Along with its needed effects, hydroxychloroquine the active ingredient contained in Plaquenil may cause some unwanted effects. Although not all of these side effects may occur, if they do occur they may need medical attention. Check with your doctor immediately if any of the following side effects occur while taking hydroxychloroquine Plaquenil is generally well-tolerated, but side effects are possible. Common side effects linked to Plaquenil include nausea and diarrhea. Taking the medication with food eases nausea for most people taking the drug. Less common side effects include skin rashes, hair thinning, and weakness. Hydroxychloroquine is used to treat lupus erythematosus and rheumatoid arthritis. It isn’t fully understood how this drug works to treat lupus erythematosus or rheumatoid arthritis. That means you may need to take it with other drugs. It treats malaria by killing the parasites that cause the disease. Side effects of taking too much plaquenil Hydroxychloroquine - Side Effects, Dosage, Interactions., Plaquenil Side Effects Common, Severe, Long Term - Olistat and plaquenilWho is the manufacturer of plaquenilHydroxychloroquine sulfate dosagePlaquenil and plaque in arteries Some antacids can make it harder for your body to absorb hydroxychloroquine. Plaquenil side effects. Get emergency medical help if you have signs of an allergic reaction to Plaquenil hives; difficulty breathing; swelling of your face, lips, tongue, or throat. Taking Plaquenil long-term or at high doses may cause irreversible damage to the. Plaquenil Uses, Dosage & Side Effects -. Taking Plaquenil for Rheumatoid Arthritis. Bad Side Effects of Plaquenil -. 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. Some side effects may occur that usually do not need medical attention. These side effects may go away during treatment as your body adjusts to the medicine. Also, your health care professional may be able to tell you about ways to prevent or reduce some of these side effects. Find patient medical information for Plaquenil Oral on WebMD including its uses, side effects and safety, interactions, pictures, warnings and user ratings.