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. Plaquenil to treat lupus Can plaquenil cause glaucoma I went to my Neurologist and saw the nurse, because my neurologist had to cancel all her appointments. The nurse went thru all my blood work, and said my B12 is way too low for someone with Neuropathy. She repeated that B12 test, and again it is low. Because it 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. Vitamin B-12 and Folic acid are B complex vitamins that your body uses to create new cells. They work together with six other B vitamins to aid in growth and repair of your tissues and benefit your overall health and well-being. They are also co-factors in the production and absorption of other vitamins and nutrients. 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 Plaquenil Uses, Dosage & Side Effects -, Plaquenil Hydroxychloroquine Uses, Dosage, Side Effects. Plaquenil bone painHydroxychloroquine sulfate中文Hydroxychloroquine lupus side effectsPool chloroquine tabletHydroxychloroquine in breastfeeding Vitamin B12 levels may be reported as normal or elevated in myeloproliferative disorders, liver disease, congenital transcobalamin II deficiency, intestinal bacterial overgrowth and antecedent administration of vitamin B12. 24 Moreover, there are reports of falsely low vitamin B12 levels with folate deficiency, pregnancy, use of oral. Megaloblastic Anemia and Other Causes of Macrocytosis. What Depletes Vitamin B-12 & Folic Acid?. Side Effects of Plaquenil Hydroxychloroquine, Warnings, Uses. Plaquenil Side Effects by Likelihood and Severity INFREQUENT side effects. If experienced, these tend to have a Severe expression. A Disorder Of The Retina Of The Eye; Vitamin b12 deficiency is found among people who take Plaquenil, especially for people who are female, 50-59 old, have been taking the drug for 5 - 10 years, also take medication Fosamax, and have Osteoporosis Find patient medical information for Plaquenil Oral on WebMD including its uses, side effects and safety, interactions, pictures, warnings and user ratings.