Although not all of these side effects may occur, if they do occur they may need medical attention. Check with your doctor immediately if any of the following side effects occur while taking hydroxychloroquine: Incidence not known Some side effects of hydroxychloroquine may occur that usually do not need medical attention. Running fevers since going off plaquenil Plaquenil psoriasis The risk may also be higher with some doses of hydroxychloroquine, if you use hydroxychloroquine for longer than 5 years, or if you take certain other drugs like tamoxifen. Call your doctor right away if you have any eyesight changes like blurred or foggy eyesight, trouble focusing or reading, or trouble seeing in dim light. Hydroxychloroquine is available as the brand-name drug Plaquenil. It’s also available in a generic version. Generic drugs usually cost less than the brand-name version. In some cases, they may not be available in every strength or form as the brand-name drug. In summary, if you have Sjögren’s, hydroxychloroquine may be an option to help your symptoms. Because there are other more effective therapies available to treat dry eyes and dry mouth, it is typically prescribed to help musculoskeletal pain and fatigue. Be patient, as the drug may take up to 6 months to see a beneficial effect. Also, your health care professional may be able to tell you about ways to prevent or reduce some of these side effects. These side effects may go away during treatment as your body adjusts to the medicine. Is coughing normal when taking plaquenil Hydroxychloroquine Plaquenil, Hydroxychloroquine Side Effects, Dosage, Uses, and More Selenium and plaquenil60 increase in malaria deaths after chloroquine failurePlaquenil 400 mg bid Take hydroxychloroquine with a meal or a glass of milk. To prevent malaria Start taking the medicine 2 weeks before entering an area where malaria is common. Continue taking the medicine regularly during your stay and for at least 8 weeks after you leave the area. Plaquenil Hydroxychloroquine Side effects, Images, Uses.. Ask the Expert Plaquenil and Sjögren’s. Coughing Up Phlegm What The Color Of Your Sputum Says About.. Coughing up blood, also known as hemoptysis, can be a sign of a serious medical condition. Learn more about the causes, diagnostic tests, and treatments for hemoptysis. The cough comes in flairs where I can cough for days on end when I get to this point my gp usually gives me steroids which always settles it. It stays quite for a while then gradually it comes back. My rheumy said yesterday it's not related to lupus it's breathlessness with out a cough that would cause him concern. It may take up to six months before the full benefits of Plaquenil are realized. Dosage The usual starting dose of Plaquenil is 200 mg twice a day or 400 mg once a day, administered orally, in people weighing 80 kg or more.