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. Plaquenil and lichen planus Chloroquine glioblastoma Talk with your doctor before you drink alcohol. Low blood cell counts have happened with hydroxychloroquine. If blood cell counts get very low, this can lead to bleeding problems, infections, or anemia. Call your doctor right away if you have signs of infection like fever. Note This document contains side effect information about nitrofurantoin. Some of the dosage forms listed on this page may not apply to the brand name Macrobid. For the Consumer. Applies to nitrofurantoin oral capsule, oral suspension. Along with its needed effects, nitrofurantoin the active ingredient contained in Macrobid may cause some unwanted effects. Today, Plaquenil and other antimalarials are also used to treat and help prevent symptoms caused by certain autoimmune diseases such as rheumatoid arthritis RA, systemic lupus erythematosus, and discoid lupus, even though these diseases are not caused by malaria parasites. 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 sde effect jittery Side Effects of Plaquenil Hydroxychloroquine, Warnings, Uses, Macrobid Side Effects Common, Severe, Long Term - Hydroxy chloroquine rheumatoid arthritis pregnancy Plaquenil side effects In Scleroderma Foundation I was reading a discussion on here but can't remember where or from whom, but they mentioned having severe side effects after a month's use. Plaquenil side effects - Scleroderma - Inspire. Plaquenil What You Need to Know - Kaleidoscope Fighting Lupus. Hydroxychloroquine Oral Route Side Effects - Mayo Clinic. Sep 19, 2019 Nervous system side effects have rarely included agitation, anxiety, behavioral changes, confusion, convulsions, dizziness, headache, insomnia, and reversible hyperactivity. Rare cases of psychosis associated with amoxicillin therapy have been reported, but may have been due to underlying infection or concomitant medication. Note This document contains side effect information about hydroxychloroquine. Some of the dosage forms listed on this page may not apply to the brand name Plaquenil. For the Consumer. Applies to hydroxychloroquine oral tablet. Along with its needed effects, hydroxychloroquine the active ingredient contained in Plaquenil may cause some unwanted effects. Although not all of these side effects may occur, if they do occur they may need medical attention. Side Effects Nausea, stomach cramps, loss of appetite, diarrhea, dizziness, or headache may occur. If any of these effects persist or worsen, notify your doctor or pharmacist promptly. Remember.