Generally, it is discovered through testing, meaning that a patient is usually already experiencing symptoms that have led him or her to see a medical professional. With so many factors that can cause a low white blood cell count, it is important to get comprehensive tests that can lead to an accurate diagnosis of the underlying cause. Plaquenil and ringing in ears Vision loss with plaquenil Plaquenil vision Doctors give trusted answers on uses, effects, side-effects, and cautions Dr. Dugan on plaquenil and low wbc This drug can effect the bone marrow and make the white blood count and platelets low. Your doctor may want to stop this medication, but don't stop it till you talk to the doctor. Good luck! Summary. Hydroxychloroquine Plaquenil is a drug that is classified as an anti-malarial drug. Plaquenil is prescribed for the treatment or prevention of malaria. It is also prescribed for the treatment of rheumatoid arthritis, lupus, and the side effects of lupus such as hair loss, joint pain, and more. Explaining the causes, symptoms, and treatments of leukopenia, also known as a low white blood cell count. Leukocytes are a type of white blood cell, and when the body has low levels of them, leucopenia is the result. Mostly produced by bone marrow, white blood cell count will initially rise when the body is attacked by a disease. White blood cells, also called , are the warriors of the immune system. Does plaquenil cause low white blood cell count Low White Blood Cell Count Possible Causes Cleveland Clinic, Hydroxychloroquine Plaquenil Side Effects & Dosage for. Plaquenil mayoclinicPlaquenil for depressionSilver chloroquineMacular thinning plaquenilChloroquine is used for Treatment for leukopenia depends on which type of white blood cell is low and what’s causing it. You may need other treatments to take care of any infections that develop from not having enough. Leukopenia Symptoms, Causes, and Treatment. Understanding Leukopenia Low White Blood Cell Count. Low White Blood Cell Count Symptoms - Health Hearty. ANSWER A low white blood cell count almost always is related to a decrease in a type of infection-fighting white blood cell called neutrophils. When you have a low level of neutrophils, the condition is known as neutropenia. There are many causes of neutropenia, and some medications can lead to this problem. Infection Viruses can affect your bone marrow and cause low WBCs for a while. Severe infections, like blood infections, can lead to your body using up WBCs faster than it can make them. HIV kills a specific kind of white blood cell. Low white blood cell count and cancer. White blood cells WBCs fight infections from bacteria, viruses, fungi, and other pathogens organisms that cause infection. When the neutrophil count gets this low, even the bacteria normally living in a person's mouth, skin, and gut can cause serious infections. Why It Occurs.