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 mosquito Plaquenil eval cpt code Anemia, serum vitamin B12, and folic acid in patients with rheumatoid arthritis, psoriatic arthritis, and systemic lupus erythematosus. Segal R1, Baumoehl Y, Elkayam O, Levartovsky D, Litinsky I, Paran D, Wigler I, Habot B, Leibovitz A, Sela BA, Caspi D. 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 Dosage for Plaquenil. The adult dose of Plaquenil to suppress malaria is 400 mg on the same day each week. The pediatric weekly suppressive dosage is 5 mg/kg of body weight. The adult dose of Plaquenil to treat an acute attack of malaria is an initial dose of 800 mg followed by 400 mg in six to eight hours and 400 mg for two more days. 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 What Depletes Vitamin B-12 & Folic Acid?, VITAMIN B12 and Neuropathy Mayo Clinic Connect Chloroquine over the counter usaMetoprolol and hydroxychloroquine 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. Plaquenil Withdrawal – Life As An Anomaly. Side Effects of Plaquenil Hydroxychloroquine, Warnings, Uses. What Is The Effect of Quinine Tonic Water on Arthritis.. Vitamin B12 deficiency causes various neuropsychiatric problems ranging from neuropathy to dementia in the elderly. Vitamin B12 deficiency is found to cause neurological and psychiatric problems in adults between 40–90 years of age. It rarely affects people younger than this. Summary Drug interactions are reported among people who take Plaquenil and Vitamin b12 together. This study is created by eHealthMe based on reports of 1,034 people who take Plaquenil and Vitamin b12 from Food and Drug Administration FDA, and is updated regularly. Vitamin B12 deficiency is a common cause of megaloblastic anemia, various neuropsychiatric symptoms, and other clinical manifestations. Screening average-risk adults for vitamin B12 deficiency is.