Malaria is common in areas such as Africa, South America, and Southern Asia. This medicine is not effective against all strains of malaria. How much weight loss on plaquenil How long to take plaquenil Methotrexate vs hydroxychloroquine Plaquenil retinopathy symptoms Hi all, just diagnosed with early stage RA. My rheumatologist wants to start me on hydroxychloroquine. However, it's my understanding early aggressive treatment is of utmost importance and I've read that hydroxychloroquine treats the disease but does not stop its progression so I'm not sure if my doctor is aggressive enough. If you’re taking these medications, there are waiting periods following your last dose before you can give blood. Anti-platelet agents affect platelet function, so if you take them you have to wait between two to 14 days to donate platelets. However, you may still be able to donate whole blood. 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. 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. Can you donate blood if you are taking hydroxychloroquine Everything you need to know about donating blood - Insider, What medications prevent donating blood? BioBridge Global Plaquenil medication insert While you don’t need to wait to donate blood, you must wait at least 7 days after taking these medications to donate platelets. 5 Blood thinners. If you are taking Arixtra, Coumadin, or heparin, you cannot donate since your blood will not clot normally. You can only donate blood 7 days after you discontinue these medications. These 7 Medications Can Prevent You From Donating Blood. Hydroxychloroquine - Side Effects, Dosage, Interactions.. Drug spotlight on hydroxychloroquine Lupus Foundation of.. Can I give blood if I am receiving medical treatment or taking medication? We’ll need to check that you can donate. Whether or not you can donate will depend on the medication you are receiving as well as the condition for which you are being treated. Please search for your condition or medication in our health & eligibility section. If you are taking hydroxychloroquine for a long period of time, your doctor will recommend frequent eye exams. It is very important that you keep these appointments. Hydroxychloroquine can cause serious vision problems. If you experience any changes in vision, stop taking hydroxychloroquine and call your doctor immediately. Before starting on hydroxychloroquine your doctor may take a blood test to check that your liver and kidneys are working normally, but you won't need any regular blood tests during the treatment. Your doctor will ask you about any problems with your eyesight and may suggest you have a vision test.