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. Plaquenil muscle weakness Reddit plaquenil What will happen if you stop taking plaquenil? Wiki User November 17, 2011 PM. I was wondering what would happen when you stop taking plaquenil after trying it out for 3- 6 months. How long does it take for imuran and plaquenil hydroxychloroquine to completely leave your system if you stop them after taking thrm for 1 month. Dr. Stated plaquenil hydroxychloroquine could also be the reason for my vertigo - could vertigo really start 8 months after taking it? I don't want to stop this drug. What happens if I miss a dose Plaquenil, Plaquenil Sulfate, Quineprox? Take the missed dose as soon as you remember. Skip the missed dose if it is almost time for your next scheduled dose. Do not take extra medicine to make up the missed dose. What happens if I overdose Plaquenil, Plaquenil Sulfate, Quineprox? 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 stop taking plaquenil Yes I'm insane, I stopped taking the plaquenil and boy do I., What happens if I stop taking plaquenil hydroxychloroquine. Need eye exam yearly using plaquenilPlaquenil indication apl syndrome If you're taking Plaquenil for an autoimmune condition, your symptoms should begin to improve after a few months, but it can take up to six months for full effects. Stop taking the medicine. Plaquenil Hydroxychloroquine - Side Effects, Dosage.. Plaquenil Hydroxychloroquine Side effects, Images, Uses.. Plaquenil Warnings and Precautions. Aug 27, 2010 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 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. I recently decided to stop taking Plaquenil because I was having constant chest pains even more so than I usually have due to Lupus. Since I have not taken it my chest feels so much better which is odd because chest pain is not listed as a side effect. Also I noticed that the Plaquenil I think was making me feel different but not in a good way.