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. Aralene 2 light semi flush mount Recommended dosage of plaquenil Teva chloroquine and alcohol Anesthetic considerations for patients on plaquenil Long-term use of Plaquenil is associated with damage to the retina in the eye, the portion of the eyeball that is sensitive to light. It is important to see an ophthalmologist before starting Plaquenil to establish a baseline. And, you should have regular eye screenings the entire time you take the medication. Kids shouldn't take Plaquenil as a long-term treatment. Overdose can be fatal in children. So you should keep Plaquenil out of their reach. Serious Side Effects of Plaquenil. Aug 14, 2017 According to the Mayo Clinic, it can take up to six months' constant use before an effect is seen in RA 1. Plaquenil can cause serious side effects when used in high doses for chronic diseases such as RA over the long term. 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. How long does it take for plaquenil to take effect Plaquenil - How long to take effect? - Sjogren's World, Plaquenil Hydroxychloroquine - Side Effects, Dosage, Interactions - Drugs Chloroquine lysosomal membrane permeabilization My question is for those that have taken Plaquenil/Hydroxychloroquine. How long did it take for it to remove symptoms in your personal experience? I know I've read it can take up to 6 months but what I'm wondering is, do you just wake up one day and find it's kicked in 6 months down the road or more likely, it starts to work slowly over 6 months? How long did Plaquenil/Hydroxychloroquine take.. Long-Term Side Effects of Plaquenil for Rheumatoid Arthritis.. PLAQUENIL" Rheumatoid Arthritis Community - Support Group. Children taking this medication for a long period of time may experience permanent damage to their vision and other side effects. How to take hydroxychloroquine All possible dosages and forms may. The usual starting dose of Plaquenil is 200 mg twice a day or 400 mg once a day, administered orally, in people weighing 80 kg or more. The usual dosage works for most people who take Plaquenil, but it is possible to increase or decrease the dose based on individual needs. It's important to watch for possible side effects and toxicity. Take Plaquenil exactly as prescribed by your doctor. Follow all directions on your prescription label. Do not take this medicine in larger or smaller amounts or for longer than recommended. Plaquenil is sometimes given only once per week. Choose the same day each week to take this medicine if you are on a weekly dosing schedule. Take Plaquenil.