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. Hydroxychloroquine 200 mg oral tab Does hydroxychloroquine cause dry hacky cough SIDE EFFECTS. The following adverse reactions have been identified during post-approval use of PLAQUENIL or other 4-aminoqunoline compounds. Because these reactions are reported voluntarily from a population of uncertain size, it is not always possible to reliably estimate their frequency or establish a causal relationship to drug exposure. I guess I need to check into it too. I take my Prilosec about 1/2 hour to 45 minutes before Plaquenil. Last month when I was in the hospital for my hip replacement, the nurses just gave me the Prilosec with all my morning meds, including Plaquenil. I keep trying to tell them that I needed to take it earlier, but they wouldn't listen. RARE side effects. If experienced, these tend to have a Severe expression. Abnormal Liver Function Tests. Acute Liver Failure. Acute Pustular Eruptions On Skin. Bronchospasm. Decreased Blood Platelets. Decreased White Blood Cells. Plaquenil is also an antirheumatic medicine and is used to treat symptoms of rheumatoid arthritis and discoid or systemic lupus erythematosus. This medicine is not effective against all strains of malaria. Plaquenil and heartburn Can Plaquenil Cause Acid Reflux Treat Gerd & Heartburn, Plaquenil and antacids? Chloroquine and autophagyPlaquenil and diabetic retinopathy Hydroxychloroquine Plaquenil is used to treat malaria, lupus, and rheumatoid arthritis. Learn about side effects, warnings, dosage, and more. Hydroxychloroquine Side Effects, Dosage, Uses, and More. Common and Rare Side Effects for Hydroxychloroquine Oral. Can Plaquenil cause acid reflux and pain when. It might be a bit of heartburn or gastritis. Make sure though to wait 2 hrs before and 2hrs after taking the plaquenil to take an antacid. Watch that sun. I find I feel worse when I've had too much of it. I'm prone to itching like crazy after too much sun. Are you using a broad spectrum sunscreen and UV protective clothing hat too? PLAQUENIL is indicated for the treatment of uncomplicated malaria due to P. falciparum, P. malariae, P. ovale, and P. vivax. PLAQUENIL is indicated for the prophylaxis of malaria in geographic areas where chloroquine resistance is not reported. Limitations Of Use In Malaria. PLAQUENIL is not recommended for the treatment of complicated malaria. Plaquenil is the brand name for the prescription drug hydroxychloroquine. It's used to treat and prevent malaria infection, and to reduce symptoms and progression of autoimmune diseases such as.