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. Hydroxychloroquine guidelines Chloroquine metabolism Chloroquine lung cancer Do not take more or less of it or take it more often than prescribed by your doctor. If you are taking hydroxychloroquine for symptoms of rheumatoid arthritis, your symptoms should improve within 6 months. If your rheumatoid arthritis symptoms do not improve, or if they worsen, stop taking the drug and call your doctor. I was just curious if i was to try plaquenil again for a few days/weeks if you decide to stop do you have to wean off like a lot of drugs or can you simply stop taking it.thanks. Plaquenil is supposed to stay in your system for 1-2 months after you stop taking it. Try to rest, stay hydrated and away from sick ppl for now and hopefully you will not have any issues 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. What happens if you quit taking plaquenil Side effects to Stopping Plaquenil. - Sarcoidosis - Inspire, Can you just stop taking plaquenil or do you have to wean off. Does hydroxychloroquine cause health problems I can't believe you were told to stop taking plaquenil after only 6 months since it can take up to one YEAR to achieve full benefits! I don't know much about any sort of withdrawal but if I were you I'd start taking it again. I'd also have your thyroid checked. I'm hypothyroid and take levo along with he plaquenil. Hydroxychloroquine plaquenil withdrawl? - LUPUS UK. Stopping Plaquenil - General Discussion - Life With Lupus. Plaquenil Hydroxychloroquine Side effects, Images, Uses.. Find patient medical information for Plaquenil Oral on WebMD including its uses, side effects and safety, interactions, pictures, warnings and user ratings. Take Plaquenil EXACTLY as prescribed by your physician. Do not stop taking the medication without first speaking to your doctor. Taking Hydroxychloroquine with food and/or milk can help prevent stomach upset. If you miss a dose, take it as soon as you remember. Taking Plaquenil long-term or at high doses may cause irreversible damage to the retina of your eye. Stop taking Plaquenil and call your doctor at once if you have trouble focusing, if you see light streaks or flashes in your vision, or if you notice any swelling or color changes in your eyes.