Tell your doctor and pharmacist about all of your drugs (prescription or OTC, natural products, vitamins) and health problems. You must check to make sure that it is safe for you to take Plaquenil (hydroxychloroquine) with all of your drugs and health problems. Plaquenil cardiac Plaquenil cause low blood pressure Hydroxychloroquine Plaquenil is used to treat malaria, lupus, and rheumatoid arthritis. Learn about side effects, warnings, dosage, and more. Many drugs may also enter breast milk during lactation and may pose a risk to the nursing infant. Even though the symptoms of RA may improve for many women during pregnancy, many pregnant women with RA may still need to use pain control medications and medications to control inflammation. Hydroxychloroquine Plaquenil is considered a disease-modifying anti-rheumatic drug DMARD. It can decrease the pain and swelling of arthritis. It may prevent joint damage and reduce the risk of long-term disability. Hydroxychloroquine is in a class of medications that was first used to prevent and treat malaria. For all uses of Plaquenil (hydroxychloroquine): WARNING/CAUTION: Even though it may be rare, some people may have very bad and sometimes deadly side effects when taking a drug. Do not start, stop, or change the dose of any drug without checking with your doctor. Plaquenil and pregnancy risk Lupus and Pregnancy Johns Hopkins Lupus Center, Drug Safety in Pregnant & Nursing Women. Is there a difference between hydroxychloroquine and hydroxychloroquine sulfateG6pd plaquenilWhat is plaquenil medication used forLdn and plaquenilWhat are plaquenil deposits Tell your doctor if you are pregnant or plan to become pregnant. Malaria is more likely to cause death in a pregnant woman. If you are pregnant, talk with your doctor about the risks of traveling to areas where malaria is common. It is not known whether hydroxychloroquine passes into breast milk or if it could harm a nursing baby. Hydroxychloroquine Uses, Dosage & Side Effects -. Hydroxychloroquine Plaquenil. Hydroxychloroquine in lupus pregnancy - Clowse - 2006 - Arthritis &.. If you are pregnant, talk with your doctor about the risks of traveling to areas where malaria is common. It is not known whether hydroxychloroquine passes into breast milk or if it could harm a nursing baby. Tell your doctor if you are breast-feeding a baby. Plaquenil is not approved for use by anyone younger than 18 years old. Side effects include irritability, headache, weakness, hair lightening or loss, stomach upset, nausea, dizziness, muscle pain, rash and itching. Rarely, hydroxychloroquine can affect the bone marrow leading to reduced white blood cells leukopenia or platelets thrombocytopenia. Lupus does not reduce a woman’s chances of getting than 50% of pregnancies in women with lupus have complications, but all lupus pregnancies are considered high-risk. Lupus can.