I took the drug as a treatment for sarcoidosis and one of the side effects is a reduction in white blood cells, which is what has happened to me. Plaquenil is used in the treatment of sarcoidosis but its main use is in the treatment of malaria. Do mucinex and plaquenil interact together Baseline labs required before starting plaquenil Nifedipine and hydroxychloroquine Hydroxychloroquine with methotrexate combination Find patient medical information for Plaquenil Oral on WebMD including its uses, side effects and safety, interactions, pictures, warnings and user ratings. Find patient medical information for Hydroxychloroquine Oral on WebMD including its uses, side effects and safety, interactions, pictures, warnings and user ratings. If you don't have to, don't stop your plaquenil. I stopped taking the plaquenil the beginning of December. It doesn't agree with my stomach I take it with meals too. And since I hadn't had a miraculous recovery the 6 months I'd been on it, I didn't think there was any harm in stopping it. For the four years that I took the drug, my eye sight never bothered me and bi-annual eye tests revealed no changes. One of the side effects of taking the drug is that it affects eye sight, and eye tests, especially tests need to be done every six months. Ok to stop taking hydroxychloroquine Hydroxychloroquine Side-effects, uses, time to work, Hydroxychloroquine Oral Uses, Side Effects, Interactions. Anyone has uti from taking hydroxychloroquineMalaria proguanil and chloroquinePlaquenil birth control effectsStopping plaquenil for surgeryMedication for rheumatoid arthritis plaquenil Plaquenil is the brand name of hydroxychloroquine, a drug used to prevent or treat malaria 2. Plaquenil is also used for long-term treatment of autoimmune diseases such as rheumatoid arthritis RA and systemic lupus erythmatosis. According to the Mayo Clinic, it can take up to six months' constant use before an effect is seen in RA 1. Long-Term Side Effects of Plaquenil for Rheumatoid.. Stopping plaquenil. DailyStrength. Hydroxychloroquine Oral Route Before Using - Mayo Clinic. Your infection may not clear up if you stop using the medicine too soon. For patients taking hydroxychloroquine to prevent malaria Your doctor may want you to start taking this medicine 1 to 2 weeks before you travel to an area where there is a chance of getting malaria. Avoid taking an antacid or Kaopectate kaolin-pectin within 4 hours before or after you take hydroxychloroquine. Some antacids can make it harder for your body to absorb hydroxychloroquine. 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 and.