Hydroxychloroquine is available as the brand-name drug Plaquenil. Generic drugs usually cost less than the brand-name version. Hydroxychloroquine may be used as part of a combination therapy. Chloroquine dose rheumatoid arthritis Chloroquine mexico Chloroquine retinopathy dose Sjogren's i can't tolerate plaquenil Jan 12, 2011 Side Effects Of Using Hydroxychloroquine And Smoking Weed Jan 12, 2011. because i stop taking my meds for about a day or so before i smoke weed which isn't often but that most likely isn't very good for me either. Finally, smoking has previously been suspected to interfere with the bioavailability of hydroxychloroquine 64; however, a study in 2017 found no correlation between hydroxychloroquine plasma. Hydroxychloroquine Plaquenil is used to treat malaria, lupus, and rheumatoid arthritis. Learn about side effects, warnings, dosage, and more. Hydroxychloroquine is used to treat lupus erythematosus and rheumatoid arthritis. It isn’t fully understood how this drug works to treat lupus erythematosus or rheumatoid arthritis. That means you may need to take it with other drugs. It treats malaria by killing the parasites that cause the disease. Hydroxychloroquine and smoking Hydroxychloroquine MedlinePlus Drug Information, Mechanisms of action of hydroxychloroquine and chloroquine. Plaquenil medication typePlaquenil and maculopathyCan you take plaquenil and ranitidine 150 mg Jan 05, 2011 Jan 5, 2011 -- People with early rheumatoid arthritis RA who smoke are less likely to respond to treatment with two of the most commonly used medications -- an older disease modifying antirheumatic drug called methotrexate and biologic drugs known as TNF blockers, according to a new study in January’s Arthritis & Rheumatism. Smoking May Interfere With RA Treatment - WebMD. Hydroxychloroquine Side Effects, Dosage, Uses, and More. Hydroxychloroquine Plaquenil Side Effects & Dosage for.. Hydroxychloroquine is usually taken with food or milk to prevent stomach upset. The dosage and length of treatment are based on your medical condition and response to therapy. In children, dosage. Sometimes Plaquenil can also deposit in the tissues of the body and cause the skin to take on a greenish tone. Dry skin; Loss of appetite; Abdominal bloating; Upset stomach; Stomach cramps; Retinal damage – There is a small chance that retinal damage will occur while taking hydroxychloroquine Plaquenil or chloroquine Aralen. Hydroxychloroquine is a quinoline medicine 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. This medicine is not effective against all strains of malaria.