Malaria is common in areas such as Africa, South America, and Southern Asia. This medicine is not effective against all strains of malaria. Plaquenil for hair loss Hydroxychloroquine for lupus user reviews Currently taking Plaquenil for 1 1/2 years was doing fairly well upto amonth and a half ago when all symptoms returned. My doctor has now mentioned next treatment with one of two cancer drugs. Any idea what she might be talking about. Legitimate looking vitamins I take to help remediate it I took Plaquenil for over 13 years and it caused me and 6 in every 1000 patients, new research shows to have toxic maculopathy it caused. For Systemic Lupus Erythematosus "Several years ago took Plaquenil for over two years, took about 6 months before it was effective. I have now restarted again this time it has become effective in about 10 weeks, no measurable side effects and less pain." Taking hydroxychloroquine long-term or at high doses may cause irreversible damage to the retina of your eye. Hydroxychloroquine is also an antirheumatic medicine and is used to treat symptoms of rheumatoid arthritis and discoid or systemic lupus erythematosus. Taking plaquenil over 2 years Plaquenil.long do I have to wait? DailyStrength, Plaquenil oral Reviews and User Ratings Effectiveness. Chloroquine methemoglobin Mar 17, 2019 Taking hydroxychloroquine long-term or at high doses may cause irreversible damage to the retina of your eye. Stop taking this medicine 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. Hydroxychloroquine Uses, Dosage & Side Effects -. Plaquenil Reviews & Ratings at. Immune & Autoimmune - Lupus Plaquenil - when to take the 2.. Hydroxychloroquine plaquenil withdrawl. Hi. I have been taking Plaquenil, 200mgs 2x a day for about 2 years. I have not tested positive for Lupus, RA or SjS but it took over 13 years before my sister finally tested positive for Lupus & RA. You can still have Lupus/RA & not be positive. Summary Blood test is found among people who take Plaquenil, especially for people who are female, 60+ old, have been taking the drug for 1 - 2 years, also take medication Enbrel, and have Macular degeneration. I have also been on Plaquenil for about 2 1/2 years. I have Lupus and Sjogrens. I have had a bad flare for about 3 months, doing some better now, but I also wondered if I wasn't back sliding. I felt so much better for a little over 2 years. I hurt so bad and am so tired and weak. I have to force myself to get anything done.