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. Chloroquine and prescribing information How does hydroxychloroquine help lupus Hydroxychloroquine 200 mg lyme Plaquenil ocular side effects WebMD provides information about which foods to avoid while taking Plaquenil Oral. Skip to main content. Drugs & Medications Plaquenil. drug interactions or adverse effects, nor should it. 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. SSRIs Number One Reason SSRIs Take Four to Six Weeks to Work There is a good explanation for why antidepressants do not kick in immediately. Posted Feb 08, 2017 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 Side Effects Go Away? DailyStrength, Taking Plaquenil for Rheumatoid Arthritis Does hydroxychloroquine affect the kidneysWhat are side effects of hydroxychloroquineAntimalarial hydroxychloroquine 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. Long-Term Side Effects of Plaquenil for Rheumatoid Arthritis.. Number One Reason SSRIs Take Four to Six Weeks to Work Psychology Today. Plaquenil - how long for side effects to subside?. How Fast Does This Medication Work? indicates that you can expect to see some results after a month or two of taking hydroxychloroquine, but in order to get the full benefits you will need to take the medication for at least six months. That can help you realize how much benefit you’re going to actually get from the drug. 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. 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.