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. Chloroquine is a prescription How to treat plaquenil rash Chloroquine primaquine side effects This is more common when this medicine is taken together with certain medicines. Low blood sugar must be treated before it causes you to pass out unconsciousness. People feel different symptoms of low blood sugar. It is important that you learn which symptoms you usually have so you can treat it quickly. Some people taking this medication over long periods of time or at high doses have developed irreversible damage to the retina of the eye. Stop taking hydroxychloroquine 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. Apr 10, 2019 cancer medication; cholesterol-lowering medication; heart or blood pressure medicine; pain or arthritis medicines including aspirin, Tylenol, Advil, and Aleve; seizure medication; stomach acid reducers; or. tuberculosis medicine. This list is not complete and many other drugs can interact with hydroxychloroquine. 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. Can hydroxychloroquine be taken with cholesterol-lowering medications Hydroxychloroquine Uses, Dosage & Side Effects -, Hydroxychloroquine - CardioSmart Drug interaction of chloroquinePlaquenil kidney transplant These medications are not usually taken together. Consult your healthcare professional e.g. doctor or pharmacist for more in formation. HYDROXYCHLOROQUINE/QT PROLONGING AGENTS Plaquenil Oral Interactions with Other Medication. Plaquenil Uses, Dosage & Side Effects -. RA and Hydroxychloroquine How Effective is it for Rheumatoid.. Verdose of antimalarial drugs, particularly O hydroxychloroquine, can be fatal. Medication should be stored in childproof containers out of the reach of infants and children. • ome people are already taking S hydroxychloroquine regularly for other medical conditions such as arthritis. In those instances, they may not need to take an Before using hydroxychloroquine, tell your doctor or pharmacist of all the drugs you take and if you have any of the following conditions certain heart problems heart failure, slow heartbeat, QT. Other drugs can have the same effect. What might happen Taking hydroxychloroquine with other agents that can affect your heart rhythm may increase your risk of irregular heartbeat, which may be.