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. Best price for plaquenil Has there been a plaquenil class action lawsuit SIDE EFFECTS. The following adverse reactions have been identified during post-approval use of PLAQUENIL or other 4-aminoqunoline compounds. Because these reactions are reported voluntarily from a population of uncertain size, it is not always possible to reliably estimate their frequency or establish a causal relationship to drug exposure. Find patient medical information for Plaquenil Oral on WebMD including its uses, side effects and safety, interactions, pictures, warnings and user ratings. 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. If you notice any other effects, check with your healthcare professional. Check with your health care professional if any of the following side effects continue or are bothersome or if you have any questions about them: Other side effects not listed may also occur in some patients. Plaquenil color vision effects Plaquenil Uses, Dosage & Side Effects -, Plaquenil Oral Uses, Side Effects, Interactions. Chloroquine clathrinChloroquine natural resourcesDmards plaquenil methotrexatePlaquenil hyperpigmentation histology Hydroxychloroquine typically is very well tolerated. Serious side effects are rare. The most common side effects are nausea and diarrhea, which often improve with time. Less common side effects include rash, changes in skin pigment such as darkening or dark spots, hair changes, and muscle weakness. Hydroxychloroquine Plaquenil. Plaquenil Side Effects - GoodRx. Plaquenil & Your Eyes. Aug 30, 2011 Despite cessation of hydroxychloroquine, one-year follow-up revealed a mild worsening visual acuity to 20/30 OD and 20/25 OS, with new abnormalities on Amsler grid and deficits on color vision testing. Patients in earlier stages of hydroxychloroquine retinal toxicity usually do not experience symptoms, though the rare patient may note a paracentral scotoma that causes trouble with reading as well as diminished color vision. However, most patients usually notice symptoms only after scotomas have become severe. If you feel like your central vision is getting blurred, if you lose the ability to see a digital clock, if you lose color vision—if reds look kind of washed out—or if you have trouble seeing at night Those are early signs that you might be developing Plaquenil retinopathy,” says Katz.