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. Ccca plaquenil Malaria medication plaquenil Saturday was a week since I stopped taking Plaquenil, aka Hydroxychloroquine, per my doctor's instructions, and I think I am going through some form of withdrawal. 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. Annual screening may be commenced before 5 years of treatment if additional risk factors for retinal toxicity exist, such as concomitant tamoxifen therapy, impaired renal function eGFR less than 60 mL/minute/1.73 m 2 or high-dose therapy greater than 5 mg/kg/day of hydroxychloroquine sulfate. Plaquenil hydroxychloroquine belongs to a group of medicines called quinolines. Plaquenil is used to treat or prevent malaria, a disease caused by parasites that enter the body through the bite of a mosquito. Malaria is common in areas such as Africa, South America, and Southern Asia. 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. Plaquenil and b12 VITAMIN B12 and Neuropathy Mayo Clinic Connect, HYDROXYCHLOROQUINE SULFATE Drug BNF content published by NICE Plaquenil uses and side effects Two days now I've taken the Pepcid, then an hour later took the Plaquenil and it's working great. I didn't even eat this morning and didn't have a problem. BTW I talked to two pharmacists and both said that it's okay to take with the plaquenil. Plaquenil and Pepcid -. Plaquenil Uses, Dosage & Side Effects -. Side Effects of Plaquenil Hydroxychloroquine, Warnings, Uses. Hydroxychloroquine sulfate is a colorless crystalline solid, soluble in water to at least 20 percent; chemically the drug is 2-4-7-Chloro-4-quinolylaminopentylethylamino ethanol sulfate 11. PLAQUENIL hydroxychloroquine sulfate tablets contain 200 mg hydroxychloroquine sulfate, equivalent to 155 mg base, and are for oral administration. Hydroxychloroquine may improve symptoms of rheumatoid arthritis symptoms in roughly half a year. If you use this medication and your symptoms don’t improve in that time window, or if they get worse, experts at the National Institutes of Health recommend that you discontinue the medication and call your physician. Here are 10 things to keep in mind when using Plaquenil Take it on a regular schedule, meaning at the same time each day. Take Plaquenil EXACTLY as prescribed by your physician. Do not stop taking the medication without first speaking to your doctor. Taking Hydroxychloroquine with food and/or milk can help prevent stomach upset.